{"id":971,"date":"2022-12-10T14:06:59","date_gmt":"2022-12-10T14:06:59","guid":{"rendered":"https:\/\/stage1.critida.com\/the-health-benefits-of-extra-virgin-olive-oil\/"},"modified":"2026-10-27T07:22:11","modified_gmt":"2026-10-27T07:22:11","slug":"the-health-benefits-of-extra-virgin-olive-oil","status":"publish","type":"post","link":"https:\/\/critida.com\/cs\/the-health-benefits-of-extra-virgin-olive-oil\/","title":{"rendered":"V\u00fdhody extra panensk\u00e9ho olivov\u00e9ho oleje"},"content":{"rendered":"
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Extra panensk\u00fd olivov\u00fd olej: v\u00fdhody pro lidsk\u00e9 zdrav\u00ed<\/h2>\n\n

1<\/strong> \u2013 Chr\u00e1n\u00ed zdrav\u00ed srdce<\/strong><\/h3>\n\n

Studie zjistily, \u017ee diety s vysok\u00fdm obsahem mononenasycen\u00fdch tuk\u016f sni\u017euj\u00ed LDL cholesterol, zvy\u0161uj\u00ed HDL cholesterol a sni\u017euj\u00ed triglyceridy l\u00e9pe ne\u017e diety s n\u00edzk\u00fdm obsahem tuku a vy\u0161\u0161\u00edm obsahem sacharid\u016f. D\u00edky siln\u00fdm antioxidant\u016fm zn\u00e1m\u00fdm jako polyfenoly je extra panensk\u00fd olej pova\u017eov\u00e1n za protiz\u00e1n\u011btlivou potravinu a ochranu p\u0159ed kardiovaskul\u00e1rn\u00edm onemocn\u011bn\u00edm. Kdy\u017e imunitn\u00ed syst\u00e9m \u010dlov\u011bka v podstat\u011b za\u010dne bojovat s vlastn\u00edm t\u011blem v d\u016fsledku \u0161patn\u00e9 stravy, stresu nebo jin\u00fdch faktor\u016f, spust\u00ed se z\u00e1n\u011btliv\u00e1 reakce, kter\u00e1 vede k nebezpe\u010dn\u00e9mu z\u00e1n\u011btu zp\u016fsobuj\u00edc\u00edmu onemocn\u011bn\u00ed..<\/a><\/p>\n\n

\u00da\u010delem z\u00e1n\u011btu je chr\u00e1nit n\u00e1s p\u0159ed nemocemi a v p\u0159\u00edpad\u011b pot\u0159eby opravit t\u011blo, ale chronick\u00fd z\u00e1n\u011bt je extr\u00e9mn\u011b \u0161kodliv\u00fd pro zdrav\u00ed tepen a je spojen se srde\u010dn\u00edmi chorobami, autoimunitn\u00edmi onemocn\u011bn\u00edmi a dal\u0161\u00edmi. Extra panensk\u00fd olivov\u00fd olej pom\u00e1h\u00e1 zvr\u00e1tit z\u00e1n\u011btliv\u00e9 a s v\u011bkem a nemocemi souvisej\u00edc\u00ed zm\u011bny srdce a c\u00e9v, uv\u00e1d\u00ed studie z roku 2009 publikovan\u00e1 v \u010dasopise Journal of Cardiovascular Pharmacology. V\u00fdzkum ukazuje, \u017ee olivov\u00fd olej je prosp\u011b\u0161n\u00fd pro sn\u00ed\u017een\u00ed hypertenze, proto\u017ee zvy\u0161uje biologickou dostupnost oxidu dusnat\u00e9ho, co\u017e udr\u017euje tepny roz\u0161\u00ed\u0159en\u00e9 a \u010dist\u00e9.<\/p>\n\n

Ochrann\u00e9 \u00fa\u010dinky st\u0159edomo\u0159sk\u00e9 stravy bohat\u00e9 na kyselinu alfa-linolenovou (ALA) z olivov\u00e9ho oleje byly prok\u00e1z\u00e1ny v mnoha studi\u00edch, p\u0159i\u010dem\u017e n\u011bkter\u00e9 zjistily, \u017ee tento typ stravy s vy\u0161\u0161\u00edm obsahem tuku je schopen sn\u00ed\u017eit riziko srde\u010dn\u00ed smrti o 30 procent a n\u00e1hl\u00e9 srde\u010dn\u00ed smrti o 45 procent!<\/p>\n\n

2 \u2013 <\/strong>Pom\u00e1h\u00e1 v boji proti rakovin\u011b<\/strong><\/h3>\n\n

Podle studie z roku 2004 publikovan\u00e9 v European Journal of Cancer Prevention obsahuj\u00ed olivy a olivov\u00fd olej velk\u00e9 mno\u017estv\u00ed antioxidant\u016f. Pat\u0159\u00ed mezi nejlep\u0161\u00ed potraviny s vysok\u00fdm obsahem antioxidant\u016f. Olivy (zejm\u00e9na ty, kter\u00e9 nebyly podrobeny tepeln\u00fdm \u00faprav\u00e1m) obsahuj\u00ed acteosidy, hydroxytyrosol, tyrosol a kyseliny fenylpropionov\u00e9. Olivy i olivov\u00fd olej obsahuj\u00ed zna\u010dn\u00e9 mno\u017estv\u00ed dal\u0161\u00edch slou\u010denin pova\u017eovan\u00fdch za protirakovinn\u00e9 l\u00e1tky (nap\u0159. skvalen a terpenoidy), a tak\u00e9 lipid kyselinu olejovou odolnou v\u016f\u010di peroxidaci.<\/p>\n\n

V\u011bdci se domn\u00edvaj\u00ed, \u017ee je pravd\u011bpodobn\u00e9, \u017ee vysok\u00e1 spot\u0159eba oliv a olivov\u00e9ho oleje<\/a> v ji\u017en\u00ed Evrop\u011b p\u0159edstavuje d\u016fle\u017eit\u00fd p\u0159\u00edsp\u011bvek k p\u0159\u00edzniv\u00fdm \u00fa\u010dink\u016fm prevence rakoviny a zdrav\u00ed v St\u0159edomo\u0159sk\u00e1 strava<\/a>.<\/p>\n\n

3 \u2013 Pom\u00e1h\u00e1 s hubnut\u00edm a prevenc\u00ed obezity<\/strong><\/h3>\n\n

Konzumace dostate\u010dn\u00e9ho mno\u017estv\u00ed zdrav\u00fdch tuk\u016f je kl\u00ed\u010dov\u00fdm prvkem pro kontrolu nadbytku inzul\u00ednu, hormonu, kter\u00fd reguluje hladinu cukru v krvi, zp\u016fsobuje p\u0159ib\u00edr\u00e1n\u00ed na v\u00e1ze a udr\u017euje v\u00e1hu, i kdy\u017e sni\u017eujeme kalorie a v\u00edce cvi\u010d\u00edme. Tuky zasycuj\u00ed a pom\u00e1haj\u00ed sni\u017eovat hlad, chut\u011b a p\u0159ej\u00edd\u00e1n\u00ed. To je jeden z d\u016fvod\u016f, pro\u010d \u010detn\u00e9 studie zjistily, \u017ee diety s n\u00edzk\u00fdm obsahem tuku nevedou k \u00fabytku hmotnosti ani k jej\u00edmu udr\u017een\u00ed tak snadno a \u010dasto jako vyv\u00e1\u017een\u00e9 diety s vy\u0161\u0161\u00edm obsahem tuku.<\/p>\n\n

Po p\u0159ezkoum\u00e1n\u00ed p\u011bti studi\u00ed zahrnuj\u00edc\u00edch celkem 447 jedinc\u016f zjistili v\u011bdci z Univerzitn\u00ed nemocnice v Basileji ve \u0160v\u00fdcarsku, \u017ee jedinci, kter\u00fdm byla za\u0159azena dieta s vy\u0161\u0161\u00edm obsahem tuku a n\u00edzk\u00fdm obsahem sacharid\u016f, zhubli v\u00edce ne\u017e jedinci, kte\u0159\u00ed byli randomizov\u00e1ni do skupiny s n\u00edzkotu\u010dnou dietou. Mezi ob\u011bma skupinami nebyly zji\u0161t\u011bny \u017e\u00e1dn\u00e9 rozd\u00edly v hladin\u00e1ch krevn\u00edho tlaku, ale hodnoty triglycerid\u016f a cholesterolu s vysokou hustotou lipoprotein\u016f (HDL) se p\u0159\u00edzniv\u011bji zm\u011bnily u jedinc\u016f, kter\u00fdm byla za\u0159azena dieta s vy\u0161\u0161\u00edm obsahem tuku!<\/p>\n\n

Proto\u017ee diety s dostate\u010dn\u00fdm mno\u017estv\u00edm zdrav\u00fdch tuk\u016f jsou uspokojiv\u011bj\u0161\u00ed, je mnohem pravd\u011bpodobn\u011bj\u0161\u00ed, \u017ee se jich lid\u00e9 budou dr\u017eet. Nap\u0159\u00edklad studie z roku 2002 publikovan\u00e1 v \u010dasopise Women's Health Journal zjistila, \u017ee strava obohacen\u00e1 olivov\u00fdm olejem vedla k v\u011bt\u0161\u00edmu \u00fabytku hmotnosti ne\u017e dieta s ni\u017e\u0161\u00edm obsahem tuku v osmit\u00fddenn\u00edm srovn\u00e1n\u00ed. Po osmi t\u00fddnech si \u00fa\u010dastn\u00edci tak\u00e9 drtiv\u011b volili stravu obohacenou olivov\u00fdm olejem po dobu nejm\u00e9n\u011b \u0161esti m\u011bs\u00edc\u016f n\u00e1sledn\u00e9ho obdob\u00ed.<\/p>\n\n

4 \u2013 Podporuje zdrav\u00ed mozku<\/strong><\/h3>\n\n

Mozek se z velk\u00e9 \u010d\u00e1sti skl\u00e1d\u00e1 z mastn\u00fdch kyselin a k pln\u011bn\u00ed \u00fakol\u016f, regulaci n\u00e1lady a jasn\u00e9mu my\u0161len\u00ed pot\u0159ebujeme denn\u011b jejich m\u00edrn\u011b vysok\u00e9 mno\u017estv\u00ed. Stejn\u011b jako jin\u00e9 zdroje zdrav\u00fdch tuk\u016f je i olivov\u00fd olej pova\u017eov\u00e1n za potravinu pro mozek, kter\u00e1 zlep\u0161uje soust\u0159ed\u011bn\u00ed a pam\u011b\u0165.<\/p>\n\n

Olivov\u00fd olej pom\u00e1h\u00e1 v boji proti kognitivn\u00edmu poklesu souvisej\u00edc\u00edmu s v\u011bkem, proto\u017ee chr\u00e1n\u00ed p\u0159ed z\u00e1n\u011btem, oxida\u010dn\u00edm stresem a ADDL, co\u017e jsou proteiny, kter\u00e9 jsou pro mozek toxick\u00e9 a mohou vyvolat demenci nebo Alzheimerovu chorobu.<\/p>\n\n

5 \u2013 Bojuje s poruchami n\u00e1lady a depres\u00ed<\/strong><\/h3>\n\n

Zdrav\u00e9 tuky, v\u010detn\u011b olivov\u00e9ho oleje, maj\u00ed hormon\u00e1ln\u011b vyrovn\u00e1vac\u00ed a protiz\u00e1n\u011btliv\u00e9 \u00fa\u010dinky, kter\u00e9 mohou zabr\u00e1nit dysfunkci neurotransmiter\u016f. N\u00edzkotu\u010dn\u00e9 diety jsou \u010dasto spojov\u00e1ny s vy\u0161\u0161\u00ed m\u00edrou deprese a \u00fazkosti. Poruchy n\u00e1lady nebo kognitivn\u00ed poruchy se mohou objevit, kdy\u017e mozek nedost\u00e1v\u00e1 dostate\u010dn\u00e9 mno\u017estv\u00ed \u201chormon\u016f \u0161t\u011bst\u00ed\u201d, jako je serotonin nebo dopamin, d\u016fle\u017eit\u00fdch chemick\u00fdch posl\u016f, kter\u00e9 jsou nezbytn\u00e9 pro regulaci n\u00e1lady, dobr\u00fd sp\u00e1nek a zpracov\u00e1n\u00ed my\u0161len\u00ed.<\/p>\n\n

Jedna studie z roku 2011 proveden\u00e1 Univerzitou v Las Palmas ve \u0160pan\u011blsku zjistila, \u017ee p\u0159\u00edjem mononenasycen\u00fdch a polynenasycen\u00fdch tuk\u016f m\u00e1 inverzn\u00ed vztah k riziku deprese. Z\u00e1rove\u0148 p\u0159\u00edjem trans-tuk\u016f a riziko deprese vykazuj\u00ed line\u00e1rn\u00ed vztah, co\u017e ukazuje, \u017ee vy\u0161\u0161\u00ed konzumace trans-tuk\u016f a ni\u017e\u0161\u00ed obsah PUFA a MUFA m\u016f\u017ee zv\u00fd\u0161it \u0161ance na boj s poruchami n\u00e1lady a l\u00e9\u010dbu deprese.sezen\u00ed.<\/a><\/p>\n\n

6 \u2013 Skv\u011bl\u00e9 pro zlep\u0161en\u00ed zdrav\u00ed poko\u017eky<\/strong><\/h3>\n\n

Jako vysok\u00fd zdroj vitam\u00ednu E a dal\u0161\u00edch antioxidant\u016f m\u016f\u017ee olivov\u00fd olej tak\u00e9 pomoci hydratovat poko\u017eku, urychlit hojen\u00ed ran a bojovat s infekcemi nebo hormon\u00e1ln\u00ed nerovnov\u00e1hou, kter\u00e9 mohou v\u00e9st k akn\u00e9, ekz\u00e9mu a dal\u0161\u00edm ko\u017en\u00edm onemocn\u011bn\u00edm, co\u017e z extra panensk\u00e9ho olivov\u00e9ho oleje d\u011bl\u00e1 dom\u00e1c\u00ed l\u00e9k na akn\u00e9 a p\u0159\u00edrodn\u00ed l\u00e9\u010dbu ekz\u00e9mu.<\/p>\n\n

7 \u2013 M\u016f\u017ee pomoci, p\u0159edch\u00e1zet nebo l\u00e9\u010dit cukrovku<\/strong><\/h3>\n\n

Zat\u00edmco sacharidy zvy\u0161uj\u00ed hladinu cukru v krvi t\u00edm, \u017ee dod\u00e1vaj\u00ed gluk\u00f3zu, tuky pom\u00e1haj\u00ed stabilizovat hladinu cukru v krvi a regulovat inzul\u00edn. I kdy\u017e sn\u00edte n\u011bco s vysok\u00fdm obsahem cukru nebo sacharid\u016f, p\u0159id\u00e1n\u00ed extra panensk\u00e9ho olivov\u00e9ho oleje do j\u00eddla m\u016f\u017ee pomoci zpomalit jejich dopad na krevn\u00ed ob\u011bh. Konzumace olivov\u00e9ho oleje je tak\u00e9 skv\u011bl\u00fd zp\u016fsob, jak se po j\u00eddle c\u00edtit syt\u011bj\u0161\u00ed, co\u017e m\u016f\u017ee pomoci p\u0159edch\u00e1zet chuti na sladk\u00e9 a p\u0159ej\u00edd\u00e1n\u00ed, kter\u00e9 m\u016f\u017ee v\u00e9st ke komplikac\u00edm cukrovky.<\/p>\n\n

8 \u2013 Pom\u00e1h\u00e1 vyrovn\u00e1vat hormony<\/strong><\/h3>\n\n

Pokud se sna\u017e\u00edte vyrovnat hormon\u00e1ln\u00ed rovnov\u00e1hu a zm\u00edrnit p\u0159\u00edznaky spojen\u00e9 s PMS, neplodnost\u00ed nebo menopauzou, je d\u016fle\u017eit\u00e9, aby v\u00e1\u0161 j\u00eddeln\u00ed\u010dek obsahoval dostatek \u017eivin a zdrav\u00fdch tuk\u016f. Olivov\u00fd olej dod\u00e1v\u00e1 esenci\u00e1ln\u00ed tuky, kter\u00e9 pom\u00e1haj\u00ed regulovat \u0161t\u00edtnou \u017el\u00e1zu, nadledviny a hypof\u00fdzu. V\u0161echny tyto \u017el\u00e1zy spole\u010dn\u011b produkuj\u00ed a vyrovn\u00e1vaj\u00ed pohlavn\u00ed hormony. Olivov\u00fd olej tak\u00e9 poskytuje esenci\u00e1ln\u00ed vitam\u00edn E, kter\u00fd pom\u00e1h\u00e1 regulovat produkci estrogenu.<\/p>\n\n

<\/h3>\n

\"\"<\/p>\n

Sou\u010d\u00e1sti EVOO a jejich zdravotn\u00ed p\u0159\u00ednosy<\/h2>\n

D\u00edky sv\u00e9mu postaven\u00ed jako\u017eto v\u00fdznamn\u00e9 potraviny ve st\u0159edomo\u0159sk\u00e9 strav\u011b a d\u00edky rozs\u00e1hl\u00e9mu v\u00fdzkumu jeho jedine\u010dn\u00e9ho slo\u017een\u00ed fytonutrient\u016f se olivov\u00fd olej stal legend\u00e1rn\u00edm kulin\u00e1\u0159sk\u00fdm olejem s velmi obt\u00ed\u017en\u011b srovnateln\u00fdmi zdravotn\u00edmi p\u0159\u00ednosy. V jeho rozs\u00e1hl\u00e9m seznamu fytonutrient\u016f nen\u00ed \u017e\u00e1dn\u00e1 kategorie \u017eivin d\u016fle\u017eit\u011bj\u0161\u00ed ne\u017e jeho polyfenoly. Obsah polyfenol\u016f v tomto lahodn\u00e9m oleji je skute\u010dn\u011b \u00fa\u017easn\u00fd! N\u00ed\u017ee uveden\u00fd seznam ukazuje n\u011bkter\u00e9 z kl\u00ed\u010dov\u00fdch polyfenol\u016f obsa\u017een\u00fdch v olivov\u00e9m oleji, se\u0159azen\u00e9 podle jejich chemick\u00e9 kategorie:<\/p>\n

\u00a0<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\u00a0<\/td>\nJednoduch\u00e9 fenoly<\/strong><\/td>\nAnthokyanidiny<\/strong><\/td>\n<\/tr>\n
\u00a0<\/td>\n\u2022 tyrosol<\/td>\n\u2022 kyanidiny<\/td>\n<\/tr>\n
\u00a0<\/td>\n\u2022 hydroxytyrosol<\/td>\n\u2022 peonidiny<\/td>\n<\/tr>\n
\u00a0<\/td>\nTerpeny<\/strong><\/td>\nFlavonoly<\/strong><\/td>\n<\/tr>\n
\u00a0<\/td>\n\u2022 oleuropein<\/td>\n\u2022 kvercetin<\/td>\n<\/tr>\n
\u00a0<\/td>\n\u2022 ligstrosid<\/td>\n\u2022 kaempferol<\/td>\n<\/tr>\n
\u00a0<\/td>\nFlavony<\/strong><\/td>\nFlavonoidn\u00ed glykosidy<\/strong><\/td>\n<\/tr>\n
\u00a0<\/td>\n\u2022 apigenin<\/td>\n\u2022 rutin<\/td>\n<\/tr>\n
\u00a0<\/td>\n\u2022 luteolin<\/td>\nLignany<\/strong><\/td>\n<\/tr>\n
\u00a0<\/td>\nKyseliny hydroxysko\u0159icov\u00e9<\/strong><\/td>\n\u2022 pinoresinol<\/td>\n<\/tr>\n
\u00a0<\/td>\n\u2022 kyselina k\u00e1vov\u00e1<\/td>\nKyseliny hydroxybenzoov\u00e9<\/strong><\/td>\n<\/tr>\n
\u00a0<\/td>\n\u2022 kyselina sko\u0159icov\u00e1<\/td>\n\u2022 kyselina vanilkov\u00e1<\/td>\n<\/tr>\n
\u00a0<\/td>\n\u2022 kyselina ferulov\u00e1<\/td>\n\u2022 kyselina injek\u010dn\u00ed<\/td>\n<\/tr>\n
\u00a0<\/td>\n\u2022 kyselina kumarov\u00e1<\/td>\n\u00a0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n

V\u011bt\u0161ina polyfenol\u016f v tomto seznamu prokazateln\u011b funguje v t\u011ble jak jako antioxidanty, tak i jako protiz\u00e1n\u011btliv\u00e9 \u017eiviny. Samotn\u00fd po\u010det a rozmanitost polyfenol\u016f v olivov\u00e9m oleji pom\u00e1h\u00e1 vysv\u011btlit jedine\u010dn\u00e9 zdravotn\u00ed p\u0159\u00ednosy tohoto kulin\u00e1\u0159sk\u00e9ho oleje.<\/p>\n\n

Protiz\u00e1n\u011btliv\u00e9 \u00fa\u010dinky<\/strong><\/h3>\n\n

Je neobvykl\u00e9 pova\u017eovat kulin\u00e1\u0159sk\u00e9 oleje za protiz\u00e1n\u011btlivou potravinu. Rostlinn\u00e9 oleje se skl\u00e1daj\u00ed t\u00e9m\u011b\u0159 ze 100 % z tuku a v obecn\u00e9m smyslu stravy se obvykle klasifikuj\u00ed jako \u201cp\u0159idan\u00e9 tuky\u201d. P\u0159\u00edjem p\u0159\u00edli\u0161 velk\u00e9ho mno\u017estv\u00ed p\u0159idan\u00e9ho tuku v potrav\u011b m\u016f\u017ee b\u00fdt probl\u00e9mem z mnoha d\u016fvod\u016f \u2013 v\u010detn\u011b d\u016fvod\u016f zahrnuj\u00edc\u00edch ne\u017e\u00e1douc\u00ed z\u00e1n\u011bty. Je proto docela pozoruhodn\u00e9 naj\u00edt kulin\u00e1\u0159sk\u00e9 oleje, u kter\u00e9ho se opakovan\u011b prok\u00e1zaly protiz\u00e1n\u011btliv\u00e9 vlastnosti a zdravotn\u00ed p\u0159\u00ednosy v oblasti ne\u017e\u00e1douc\u00edch z\u00e1n\u011bt\u016f. P\u0159esto jsou to pr\u00e1v\u011b v\u00fdzkumn\u00e9 v\u00fdsledky, kter\u00e9 popisuj\u00ed extra panensk\u00fd olivov\u00fd olej.<\/p>\n\n

Protiz\u00e1n\u011btliv\u00e1 s\u00edla olivov\u00e9ho oleje spo\u010d\u00edv\u00e1 v jeho polyfenolech. Tyto protiz\u00e1n\u011btliv\u00e9 slou\u010deniny zahrnuj\u00ed nejm\u00e9n\u011b dev\u011bt r\u016fzn\u00fdch kategori\u00ed polyfenol\u016f a v\u00edce ne\u017e dvacet dob\u0159e prozkouman\u00fdch protiz\u00e1n\u011btliv\u00fdch \u017eivin. V\u00fdzkum dokumentoval \u0161irokou \u0161k\u00e1lu protiz\u00e1n\u011btliv\u00fdch mechanism\u016f, kter\u00e9 polyfenoly olivov\u00e9ho oleje pou\u017e\u00edvaj\u00ed ke sn\u00ed\u017een\u00ed rizika z\u00e1n\u011btliv\u00fdch probl\u00e9m\u016f. Mezi tyto mechanismy pat\u0159\u00ed sn\u00ed\u017een\u00e1 produkce molekul p\u0159en\u00e1\u0161ej\u00edc\u00edch informace, kter\u00e9 by jinak zv\u00fd\u0161ily z\u00e1n\u011bt (v\u010detn\u011b TNF-alfa, interleukinu 1-beta, tromboxanu B2 a leukotrienu B4); inhibice proz\u00e1n\u011btliv\u00fdch enzym\u016f, jako je cyklooxygen\u00e1za 1 a cyklooxygen\u00e1za 2; a sn\u00ed\u017een\u00e1 synt\u00e9za enzymu indukovateln\u00e9 synt\u00e1zy oxidu dusnat\u00e9ho. U pacient\u016f s onemocn\u011bn\u00edm srdce bylo tak\u00e9 zji\u0161t\u011bno, \u017ee olivov\u00fd olej a jeho polyfenoly sni\u017euj\u00ed hladinu C-reaktivn\u00edho proteinu (CRP) v krvi, co\u017e je \u0161iroce pou\u017e\u00edvan\u00fd ukazatel pravd\u011bpodobnosti ne\u017e\u00e1douc\u00edho z\u00e1n\u011btu. Bylo tak\u00e9 zji\u0161t\u011bno, \u017ee sni\u017euj\u00ed aktivitu v metabolick\u00e9 dr\u00e1ze zvan\u00e9 dr\u00e1ha kyseliny arachidonov\u00e9, kter\u00e1 je kl\u00ed\u010dov\u00e1 pro mobilizaci z\u00e1n\u011btliv\u00fdch proces\u016f. Tyto protiz\u00e1n\u011btliv\u00e9 \u00fa\u010dinky extra panensk\u00e9ho olivov\u00e9ho oleje nez\u00e1vis\u00ed na vysok\u00e9m mno\u017estv\u00ed p\u0159\u00edjmu. Bylo prok\u00e1z\u00e1no, \u017ee pouh\u00e1 1\u20132 pol\u00e9vkov\u00e9 l\u017e\u00edce extra panensk\u00e9ho olivov\u00e9ho oleje denn\u011b m\u00e1 v\u00fdznamn\u00e9 protiz\u00e1n\u011btliv\u00e9 \u00fa\u010dinky.<\/p>\n\n

Kardiovaskul\u00e1rn\u00ed p\u0159\u00ednosy<\/strong><\/h2>\n\n

Mnoho r\u016fzn\u00fdch kardiovaskul\u00e1rn\u00edch probl\u00e9m\u016f \u2013 v\u010detn\u011b postupn\u00e9ho ucp\u00e1v\u00e1n\u00ed tepen a c\u00e9v (tzv. ateroskler\u00f3za) \u2013 m\u00e1 sv\u016fj p\u016fvod ve dvou ne\u017e\u00e1douc\u00edch okolnostech. Prvn\u00ed z t\u011bchto okolnost\u00ed se naz\u00fdv\u00e1 oxida\u010dn\u00ed stres. Oxida\u010dn\u00ed stres znamen\u00e1 p\u0159\u00edli\u0161 velk\u00e9 po\u0161kozen\u00ed (nebo riziko po\u0161kozen\u00ed) v d\u016fsledku p\u0159\u00edtomnosti nadm\u011brn\u011b reaktivn\u00edch molekul obsahuj\u00edc\u00edch kysl\u00edk. Jedn\u00edm z nejlep\u0161\u00edch zp\u016fsob\u016f, jak se oxida\u010dn\u00edmu stresu vyhnout, je konzumovat stravu bohatou na antioxida\u010dn\u00ed \u017eiviny. Druhou z t\u011bchto okolnost\u00ed je prob\u00edhaj\u00edc\u00ed (chronick\u00fd) a ne\u017e\u00e1douc\u00ed z\u00e1n\u011bt n\u00edzk\u00e9 hladiny. Ne\u017e\u00e1douc\u00ed a chronick\u00fd z\u00e1n\u011bt m\u016f\u017ee b\u00fdt d\u016fsledkem \u0159ady faktor\u016f, v\u010detn\u011b nevyv\u00e1\u017een\u00e9ho metabolismu, nevyv\u00e1\u017een\u00e9ho \u017eivotn\u00edho stylu, ne\u017e\u00e1douc\u00edho vystaven\u00ed kontaminant\u016fm z prost\u0159ed\u00ed a dal\u0161\u00edch faktor\u016f. Jedn\u00edm z nejlep\u0161\u00edch zp\u016fsob\u016f, jak se vyhnout chronick\u00e9mu a ne\u017e\u00e1douc\u00edmu z\u00e1n\u011btu, je konzumovat stravu bohatou na protiz\u00e1n\u011btliv\u00e9 \u017eiviny. Jak\u00e1koli potravina bohat\u00e1 na antioxida\u010dn\u00ed a protiz\u00e1n\u011btliv\u00e9 \u017eiviny je p\u0159irozen\u00fdm kandid\u00e1tem na sn\u00ed\u017een\u00ed rizika srde\u010dn\u00edch probl\u00e9m\u016f, proto\u017ee obsahuje p\u0159esn\u011b tu spr\u00e1vnou kombinaci \u017eivin, kter\u00e1 sni\u017euje riziko oxida\u010dn\u00edho stresu a chronick\u00e9ho, ne\u017e\u00e1douc\u00edho z\u00e1n\u011btu. Mnoho potravin obsahuje cenn\u00e9 mno\u017estv\u00ed antioxidant\u016f a protiz\u00e1n\u011btliv\u00fdch l\u00e1tek, ale jen m\u00e1lo potravin je na tyto l\u00e1tky tak bohat\u00fdch jako extra panensk\u00fd olivov\u00fd olej, a tato skute\u010dnost sama o sob\u011b vysv\u011btluje mnoho v\u00fdzkumn\u011b podlo\u017een\u00fdch p\u0159\u00ednos\u016f tohoto kulin\u00e1\u0159sk\u00e9ho oleje pro zdrav\u00ed na\u0161eho kardiovaskul\u00e1rn\u00edho syst\u00e9mu.<\/p>\n\n

Pokud jde o antioxida\u010dn\u00ed ochranu na\u0161ich c\u00e9v, bylo prok\u00e1z\u00e1no, \u017ee olivov\u00fd olej sni\u017euje riziko lipidov\u00e9 peroxidace (po\u0161kozov\u00e1n\u00ed tuk\u016f kysl\u00edkem) v na\u0161em krevn\u00edm ob\u011bhu. Mnoho molekul obsahuj\u00edc\u00edch tuky v na\u0161\u00ed krvi \u2013 v\u010detn\u011b molekul, jako je LDL \u2013 mus\u00ed b\u00fdt chr\u00e1n\u011bno p\u0159ed po\u0161kozen\u00edm kysl\u00edkem. Po\u0161kozen\u00ed molekul, jako je LDL, kysl\u00edkem v\u00fdznamn\u011b zvy\u0161uje riziko \u010detn\u00fdch kardiovaskul\u00e1rn\u00edch onemocn\u011bn\u00ed, v\u010detn\u011b ateroskler\u00f3zy. Ochrana molekul LDL v na\u0161\u00ed krvi p\u0159ed po\u0161kozen\u00edm kysl\u00edkem je hlavn\u00ed v\u00fdhodou, kterou poskytuje olivov\u00fd olej a jeho polyfenoly. Stejn\u011b d\u016fle\u017eit\u00e1 je ochrana bun\u011bk, kter\u00e9 vyst\u00fdlaj\u00ed na\u0161e c\u00e9vy, p\u0159ed po\u0161kozen\u00edm kysl\u00edkem. Op\u011bt je to polyfenoly v olivov\u00e9m oleji, kter\u00e9 n\u00e1m prokazateln\u011b poskytuj\u00ed tuto ochranu.<\/p>\n\n

Jeden proces, kter\u00fd v na\u0161ich c\u00e9v\u00e1ch nechceme vid\u011bt, je p\u0159\u00edli\u0161n\u00e9 shlukov\u00e1n\u00ed krevn\u00edch bun\u011bk zvan\u00fdch krevn\u00ed desti\u010dky. I kdy\u017e chceme vid\u011bt shlukov\u00e1n\u00ed krevn\u00edch desti\u010dek za okolnost\u00ed, jako je otev\u0159en\u00e1 r\u00e1na, kde jejich shlukov\u00e1n\u00ed slou\u017e\u00ed k ut\u011bsn\u011bn\u00ed r\u00e1ny, nechceme, aby tento proces prob\u00edhal pr\u016fb\u011b\u017en\u011b, kdy\u017e nedoch\u00e1z\u00ed k akutn\u00ed nouzov\u00e9 situaci. N\u011bkolik polyfenol\u016f obsa\u017een\u00fdch v olivov\u00e9m oleji \u2013 v\u010detn\u011b hydroxytyrosolu, oleuropeinu a luteolinu \u2013 se zd\u00e1 b\u00fdt obzvl\u00e1\u0161t\u011b u\u017eite\u010dn\u00fdch pro udr\u017een\u00ed hladiny krevn\u00edch desti\u010dek pod kontrolou a pro zamezen\u00ed probl\u00e9m\u016f s jejich p\u0159\u00edli\u0161n\u00fdm shlukov\u00e1n\u00edm (tzv. agregac\u00ed krevn\u00edch desti\u010dek). Existuj\u00ed tak\u00e9 dv\u011b molekuly p\u0159en\u00e1\u0161ej\u00edc\u00ed informace (naz\u00fdvan\u00e9 inhibitor aktiv\u00e1toru plazminogenu-1 a faktor VII), kter\u00e9 jsou schopny spustit p\u0159\u00edli\u0161n\u00e9 shlukov\u00e1n\u00ed krevn\u00edch desti\u010dek, a polyfenoly v olivov\u00e9m oleji mohou pomoci zastavit nadprodukci t\u011bchto molekul.<\/p>\n\n

Olivov\u00fd olej je jedn\u00edm z m\u00e1la \u0161iroce pou\u017e\u00edvan\u00fdch kulin\u00e1\u0159sk\u00fdch olej\u016f, kter\u00fd obsahuje asi 75 % tuku ve form\u011b kyseliny olejov\u00e9 (mononenasycen\u00e9 omega-9 mastn\u00e9 kyseliny). V\u00fdzkum ji\u017e dlouho jasn\u011b ukazuje v\u00fdhody kyseliny olejov\u00e9 pro spr\u00e1vnou rovnov\u00e1hu celkov\u00e9ho cholesterolu, LDL cholesterolu a HDL cholesterolu v t\u011ble. Pokud je strava s n\u00edzk\u00fdm obsahem mononenasycen\u00fdch tuk\u016f obohacena o vysok\u00fd obsah mononenasycen\u00fdch tuk\u016f (nahrazen\u00edm jin\u00fdch olej\u016f olivov\u00fdm olejem), \u00fa\u010dastn\u00edci v\u00fdzkumn\u00e9 studie obvykle zaznamen\u00e1vaj\u00ed v\u00fdrazn\u00fd pokles celkov\u00e9ho cholesterolu v krvi, LDL cholesterolu a pom\u011bru LDL:HDL. To jsou p\u0159esn\u011b ty v\u00fdsledky, kter\u00e9 chceme pro zdrav\u00ed srdce. Krom\u011b t\u011bchto \u00fa\u010dink\u016f olivov\u00e9ho oleje na vyrovn\u00e1v\u00e1n\u00ed cholesterolu a jeho vysok\u00e9ho obsahu kyseliny olejov\u00e9 v\u0161ak p\u0159ich\u00e1z\u00ed nov\u00fd zvrat: ned\u00e1vn\u00e9 v\u00fdzkumn\u00e9 studie uk\u00e1zaly, \u017ee olivov\u00fd olej a jeho kyselina olejov\u00e1 mohou b\u00fdt d\u016fle\u017eit\u00fdmi faktory pro sni\u017eov\u00e1n\u00ed krevn\u00edho tlaku. V\u011bdci se domn\u00edvaj\u00ed, \u017ee hojn\u00e9 mno\u017estv\u00ed kyseliny olejov\u00e9 v olivov\u00e9m oleji se vst\u0159eb\u00e1v\u00e1 do t\u011bla, nach\u00e1z\u00ed cestu do bun\u011b\u010dn\u00fdch membr\u00e1n, m\u011bn\u00ed sign\u00e1ln\u00ed vzorce na \u00farovni bun\u011b\u010dn\u00e9 membr\u00e1ny (konkr\u00e9tn\u011b m\u011bn\u00ed kask\u00e1dy spojen\u00e9 s G-proteinem) a t\u00edm sni\u017euje krevn\u00ed tlak.<\/p>\n\n

Je zaj\u00edmav\u00e9, \u017ee ned\u00e1vn\u00e1 studie na laboratorn\u00edch zv\u00ed\u0159atech p\u0159id\u00e1v\u00e1 jedno upozorn\u011bn\u00ed pro ka\u017ed\u00e9ho, kdo chce do sv\u00e9ho j\u00eddeln\u00ed\u010dku za\u0159adit jedine\u010dn\u00e9 kardiovaskul\u00e1rn\u00ed p\u0159\u00ednosy olivov\u00e9ho oleje. Tato studie zjistila, \u017ee kardiovaskul\u00e1rn\u00ed p\u0159\u00ednosy olivov\u00e9ho oleje a jeho polyfenol\u016f se neprojevily, kdy\u017e laboratorn\u00ed zv\u00ed\u0159ata konzumovala p\u0159\u00edli\u0161 mnoho kalori\u00ed a p\u0159\u00edli\u0161 mnoho celkov\u00e9 potravy. Tento v\u00fdsledek nazna\u010duje, \u017ee olivov\u00fd olej \u2013 a\u010dkoli je vynikaj\u00edc\u00ed v ochran\u011b na\u0161eho kardiovaskul\u00e1rn\u00edho syst\u00e9mu polyfenoly \u2013 mus\u00ed b\u00fdt za\u010dlen\u011bn do celkov\u00e9 zdrav\u00e9 stravy, aby poskytoval o\u010dek\u00e1van\u00e9 p\u0159\u00ednosy.<\/p>\n\n

V\u00fdhody pro tr\u00e1vic\u00ed zdrav\u00ed<\/strong><\/h3>\n\n

V\u00fdhody olivov\u00e9ho oleje pro tr\u00e1vic\u00ed trakt byly poprv\u00e9 odhaleny ve v\u00fdzkumu stravy a rakoviny tr\u00e1vic\u00edho traktu. \u010cetn\u00e9 studie zjistily ni\u017e\u0161\u00ed v\u00fdskyt rakoviny tr\u00e1vic\u00edho traktu \u2013 zejm\u00e9na rakoviny horn\u00ed \u010d\u00e1sti tr\u00e1vic\u00edho traktu, v\u010detn\u011b \u017ealudku a tenk\u00e9ho st\u0159eva \u2013 u populac\u00ed, kter\u00e9 pravideln\u011b konzumovaly olivov\u00fd olej. Studie st\u0159edomo\u0159sk\u00e9 stravy byly d\u016fle\u017eitou sou\u010d\u00e1st\u00ed tohoto po\u010d\u00e1te\u010dn\u00edho v\u00fdzkumu olivov\u00e9ho oleje a tr\u00e1vic\u00edho traktu. Ochrana doln\u00ed \u010d\u00e1sti tr\u00e1vic\u00edho traktu (nap\u0159\u00edklad ochrana tlust\u00e9ho st\u0159eva p\u0159ed rakovinou tlust\u00e9ho st\u0159eva) je ve v\u00fdzkumu olivov\u00e9ho oleje m\u00e9n\u011b zdokumentov\u00e1na, p\u0159esto\u017ee existuj\u00ed ur\u010dit\u00e9 siln\u011b podp\u016frn\u00e9 d\u016fkazy z vybran\u00fdch studi\u00ed na laboratorn\u00edch zv\u00ed\u0159atech. P\u0159edpokl\u00e1dalo se, \u017ee mnoho z t\u011bchto protirakovinn\u00fdch \u00fa\u010dink\u016f v tr\u00e1vic\u00edm traktu z\u00e1vis\u00ed na polyfenolech v olivov\u00e9m oleji a jejich antioxida\u010dn\u00edch a protiz\u00e1n\u011btliv\u00fdch vlastnostech. Jedna konkr\u00e9tn\u00ed kategorie polyfenol\u016f, naz\u00fdvan\u00e1 sekoiridoidy, je i nad\u00e1le st\u0159edem z\u00e1jmu ve v\u00fdzkumu prevence rakoviny tr\u00e1vic\u00edho traktu.<\/p>\n\n

Ned\u00e1vn\u00fd v\u00fdzkum n\u00e1m v\u0161ak poskytl je\u0161t\u011b v\u00edce informac\u00ed o olivov\u00e9m oleji, jeho polyfenolech a ochran\u011b tr\u00e1vic\u00edho traktu. Jedna fascinuj\u00edc\u00ed oblast ned\u00e1vn\u00e9ho v\u00fdzkumu se t\u00fdk\u00e1 polyfenol\u016f v olivov\u00e9m oleji a rovnov\u00e1hy bakteri\u00ed v na\u0161em tr\u00e1vic\u00edm traktu. Bylo prok\u00e1z\u00e1no, \u017ee \u010detn\u00e9 polyfenoly v olivov\u00e9m oleji zpomaluj\u00ed r\u016fst ne\u017e\u00e1douc\u00edch bakteri\u00ed, v\u010detn\u011b bakteri\u00ed b\u011b\u017en\u011b zodpov\u011bdn\u00fdch za infekce tr\u00e1vic\u00edho traktu. Mezi tyto polyfenoly pat\u0159\u00ed oleuropein, hydroxytyrosol a tyrosol. N\u011bkter\u00e9 z t\u011bchto polyfenol\u016f \u2013 spolu s dal\u0161\u00edmi polyfenoly z olivov\u00e9ho oleje, jako je ligstrosid \u2013 jsou schopny specificky inhibovat r\u016fst bakterie Helicobacter pylori. Tento \u00fa\u010dinek polyfenol\u016f z olivov\u00e9ho oleje m\u016f\u017ee b\u00fdt obzvl\u00e1\u0161t\u011b d\u016fle\u017eit\u00fd, proto\u017ee nadm\u011brn\u00e1 populace bakteri\u00ed Helicobacter spolu s nadm\u011brnou vazbou Helicobacter na sliznici \u017ealudku m\u016f\u017ee v\u00e9st k \u017ealude\u010dn\u00edm v\u0159ed\u016fm a dal\u0161\u00edm ne\u017e\u00e1douc\u00edm tr\u00e1vic\u00edm probl\u00e9m\u016fm.<\/p>\n\n

V\u00fdhody pro zdrav\u00ed kost\u00ed<\/strong><\/h3>\n\n

Podpora celkov\u00e9ho zdrav\u00ed kost\u00ed je dal\u0161\u00ed slibnou oblast\u00ed v\u00fdzkumu olivov\u00e9ho oleje. A\u010dkoli v\u011bt\u0161ina po\u010d\u00e1te\u010dn\u00edch studi\u00ed v t\u00e9to oblasti byla provedena na laboratorn\u00edch zv\u00ed\u0159atech, lep\u0161\u00ed hladiny v\u00e1pn\u00edku v krvi byly opakovan\u011b spojov\u00e1ny s p\u0159\u00edjmem olivov\u00e9ho oleje. Krom\u011b toho bylo prok\u00e1z\u00e1no, \u017ee nejm\u00e9n\u011b dva polyfenoly v olivov\u00e9m oleji \u2013 tyrosol a hydroxytyrosol \u2013 zvy\u0161uj\u00ed tvorbu kost\u00ed u potkan\u016f. Ned\u00e1vn\u00e1 skupina v\u00fdzkumn\u00edk\u016f tak\u00e9 nazna\u010dila, \u017ee olivov\u00fd olej by mohl m\u00edt nakonec zvl\u00e1\u0161tn\u00ed p\u0159\u00ednos pro kosti u \u017een po menopauze, proto\u017ee zjistili zlep\u0161en\u00e9 krevn\u00ed markery celkov\u00e9ho zdrav\u00ed kost\u00ed u samic potkan\u016f, kter\u00e9 byly krmeny olivov\u00fdm olejem po odstran\u011bn\u00ed vaje\u010dn\u00edk\u016f. V\u00fd\u0161e uveden\u00e9 studie jako celek nazna\u010duj\u00ed, \u017ee p\u0159\u00ednosy pro zdrav\u00ed kost\u00ed by mohly b\u00fdt nakonec pova\u017eov\u00e1ny za d\u016fle\u017eit\u00fd aspekt p\u0159\u00edjmu olivov\u00e9ho oleje.<\/p>\n\n

Kognitivn\u00ed v\u00fdhody<\/strong><\/h3>\n\n

Zlep\u0161en\u00ed kognitivn\u00edch funkc\u00ed \u2013 zejm\u00e9na u star\u0161\u00edch dosp\u011bl\u00fdch \u2013 je dob\u0159e zn\u00e1m\u00fdm rysem st\u0159edomo\u0159sk\u00e9 stravy. Jako\u017eto z\u00e1kladn\u00ed olej v t\u00e9to strav\u011b je olivov\u00fd olej obzvl\u00e1\u0161t\u011b zaj\u00edmav\u00fd pro v\u00fdzkumn\u00edky zab\u00fdvaj\u00edc\u00ed se stravou a kognitivn\u00edmi funkcemi. Ve Francii ned\u00e1vn\u00e1 rozs\u00e1hl\u00e1 studie proveden\u00e1 na star\u0161\u00edch dosp\u011bl\u00fdch uk\u00e1zala, \u017ee vizu\u00e1ln\u00ed pam\u011b\u0165 a verb\u00e1ln\u00ed plynulost lze zlep\u0161it t\u00edm, co v\u011bdci nazvali \u201cintenzivn\u00edm u\u017e\u00edv\u00e1n\u00edm\u201d olivov\u00e9ho oleje. V tomto p\u0159\u00edpad\u011b \u201cintenzivn\u00ed u\u017e\u00edv\u00e1n\u00ed\u201d znamenalo pravideln\u00e9 u\u017e\u00edv\u00e1n\u00ed olivov\u00e9ho oleje nejen k va\u0159en\u00ed nebo jako p\u0159\u00edsada do om\u00e1\u010dek a dresink\u016f, ale za v\u0161ech t\u011bchto okolnost\u00ed.<\/p>\n\n

Stejn\u011b fascinuj\u00edc\u00ed v oblasti kognitivn\u00edch funkc\u00ed pro n\u00e1s byl ned\u00e1vn\u00fd v\u00fdzkum p\u0159\u00edjmu olivov\u00e9ho oleje a mozkov\u00fdch funkc\u00ed. U laboratorn\u00edch zv\u00ed\u0159at s mozkovou funkc\u00ed, kter\u00e1 byla ohro\u017eena nedostatkem kysl\u00edku, pomohla konzumace olivov\u00e9ho oleje kompenzovat mnoho r\u016fzn\u00fdch typ\u016f probl\u00e9m\u016f souvisej\u00edc\u00edch s mozkem, v\u010detn\u011b nevyv\u00e1\u017een\u00e9ho obsahu vody, nevyv\u00e1\u017een\u00e9 aktivity nervov\u00e9ho syst\u00e9mu a p\u0159\u00edli\u0161 snadn\u00e9ho pr\u016fchodu molekul p\u0159es hematoencefalickou bari\u00e9ru. Tento v\u00fdzkum na zv\u00ed\u0159atech poskytl v\u011bdc\u016fm mnoho dal\u0161\u00edch vod\u00edtek o zp\u016fsobech, jak\u00fdmi by n\u00e1m olivov\u00fd olej mohl poskytovat kognitivn\u00ed v\u00fdhody. Schopnost pom\u00e1hat chr\u00e1nit n\u00e1\u0161 mozek v dob\u011b nerovnov\u00e1hy se m\u016f\u017ee uk\u00e1zat jako jedna ze zvl\u00e1\u0161tn\u00edch zdravotn\u00edch v\u00fdhod, kter\u00e9 tento jedine\u010dn\u00fd kulin\u00e1\u0159sk\u00fd olej nab\u00edz\u00ed.<\/p>\n\n

Protin\u00e1dorov\u00e9 v\u00fdhody<\/strong><\/h3>\n\n

Polyfenoly obsa\u017een\u00e9 v olivov\u00e9m oleji n\u00e1m p\u0159irozen\u011b pom\u00e1haj\u00ed sni\u017eovat riziko n\u011bkter\u00fdch typ\u016f rakoviny. Mnoho typ\u016f rakoviny vznik\u00e1 pouze tehdy, kdy\u017e jsou bu\u0148ky zahlceny oxida\u010dn\u00edm stresem (po\u0161kozen\u00ed bun\u011b\u010dn\u00e9 struktury a funkce nadm\u011brn\u011b reaktivn\u00edmi molekulami obsahuj\u00edc\u00edmi kysl\u00edk) a chronick\u00fdm nadm\u011brn\u00fdm z\u00e1n\u011btem. Vzhledem k tomu, \u017ee polyfenoly v olivov\u00e9m oleji p\u016fsob\u00ed jako antioxidanty i protiz\u00e1n\u011btliv\u00e9 molekuly, jsou ide\u00e1ln\u00ed pro sn\u00ed\u017een\u00ed rizika oxida\u010dn\u00edho stresu a chronick\u00e9ho ne\u017e\u00e1douc\u00edho z\u00e1n\u011btu v na\u0161ich bu\u0148k\u00e1ch. V\u00fdzkumn\u00e9 studie uk\u00e1zaly, \u017ee pouh\u00e1 1\u20132 pol\u00e9vkov\u00e9 l\u017e\u00edce olivov\u00e9ho oleje denn\u011b mohou sn\u00ed\u017eit riziko n\u011bkter\u00fdch typ\u016f rakoviny, v\u010detn\u011b rakoviny prsu, d\u00fdchac\u00edch cest, horn\u00ed \u010d\u00e1sti tr\u00e1vic\u00edho traktu a v men\u0161\u00ed m\u00ed\u0159e i doln\u00ed \u010d\u00e1sti tr\u00e1vic\u00edho traktu (kolorekt\u00e1ln\u00ed karcinom). V n\u011bkter\u00fdch v\u00fdzkumn\u00fdch studi\u00edch se protirakovinn\u00e9 \u00fa\u010dinky olivov\u00e9ho oleje projev\u00ed a\u017e po porovn\u00e1n\u00ed stravy b\u011b\u017en\u00fdch u\u017eivatel\u016f olivov\u00e9ho oleje se stravou jedinc\u016f, kte\u0159\u00ed olivov\u00fd olej pou\u017e\u00edvaj\u00ed jen z\u0159\u00eddka a m\u00edsto toho konzumuj\u00ed p\u0159idan\u00e9 tuky, kter\u00e9 maj\u00ed v\u00edce nasycen\u00e9ho slo\u017een\u00ed (nap\u0159\u00edklad m\u00e1slo).<\/p>\n\n

Zat\u00edmco se v\u011bt\u0161ina v\u00fdzkumu protirakovinn\u00e9ho \u00fa\u010dinku olivov\u00e9ho oleje zam\u011b\u0159ovala na jeho polyfenoly a jejich antioxida\u010dn\u00ed a protiz\u00e1n\u011btliv\u00e9 vlastnosti, n\u011bkolik studi\u00ed odhalilo i dal\u0161\u00ed fascinuj\u00edc\u00ed zp\u016fsoby, jak\u00fdmi olivov\u00fd olej poskytuje sv\u00e9 protirakovinn\u00e9 \u00fa\u010dinky. Mezi tyto dal\u0161\u00ed zp\u016fsoby pat\u0159\u00ed zlep\u0161en\u00ed funkce bun\u011b\u010dn\u00fdch membr\u00e1n zp\u016fsobem, kter\u00fd sni\u017euje riziko vzniku rakoviny, a zm\u011bna genov\u00e9 exprese v bu\u0148k\u00e1ch zp\u016fsobem, kter\u00fd posiluje jejich antioxida\u010dn\u00ed obrann\u00fd syst\u00e9m. Posledn\u00edm d\u016fle\u017eit\u00fdm mechanismem spojuj\u00edc\u00edm p\u0159\u00edjem olivov\u00e9ho oleje se sn\u00ed\u017een\u00fdm rizikem rakoviny je ochrana na\u0161\u00ed DNA. Zd\u00e1 se, \u017ee antioxidanty v olivov\u00e9m oleji maj\u00ed zvl\u00e1\u0161tn\u00ed schopnost chr\u00e1nit DNA (deoxyribonukleov\u00e9 kyseliny) \u2013 kl\u00ed\u010dovou chemickou slo\u017eku genetick\u00e9ho materi\u00e1lu v na\u0161ich bu\u0148k\u00e1ch \u2013 p\u0159ed po\u0161kozen\u00edm kysl\u00edkem. Ochrana DNA p\u0159ed ne\u017e\u00e1douc\u00edm oxida\u010dn\u00edm stresem znamen\u00e1 lep\u0161\u00ed funkci bun\u011bk v \u0161irok\u00e9 \u0161k\u00e1le zp\u016fsob\u016f a sni\u017euje riziko vzniku rakoviny u bu\u0148ky.<\/p>\n\n

Existuje tak\u00e9 povzbudiv\u00fd v\u00fdzkum potenci\u00e1lu olivov\u00e9ho oleje v boji proti ur\u010dit\u00fdm druh\u016fm rakoviny, jakmile se ji\u017e rozvinou. Nap\u0159\u00edklad zlep\u0161en\u00ed stavu rakoviny prsu je oblast\u00ed zvl\u00e1\u0161tn\u00edho z\u00e1jmu ve v\u00fdzkumu olivov\u00e9ho oleje. \u010c\u00e1st v\u00fdzkumu se zde zam\u011b\u0159ila na sekoiridoidy v olivov\u00e9m oleji (zejm\u00e9na oleocanthal) a jeho schopnost pom\u00e1hat zabr\u00e1nit reprodukci bun\u011bk rakoviny prsu. Dal\u0161\u00edm p\u0159\u00edkladem je schopnost hydroxytyrosolu (HT) v olivov\u00e9m oleji spustit programovanou bun\u011b\u010dnou smrt (apopt\u00f3zu) v bu\u0148k\u00e1ch rakoviny tlust\u00e9ho st\u0159eva. HT m\u016f\u017ee b\u00fdt schopen dos\u00e1hnout tohoto protirakovinn\u00e9ho \u00fa\u010dinku t\u00edm, \u017ee pom\u00e1h\u00e1 blokovat enzymatickou aktivitu syntet\u00e1zy mastn\u00fdch kyselin (FAS). Tyto vlastnosti olivov\u00e9ho oleje a jeho slo\u017eek, kter\u00e9 kontroluj\u00ed rakovinu, se obecn\u011b ozna\u010duj\u00ed jako \u201cantiproliferativn\u00ed\u201d vlastnosti olivov\u00e9ho oleje. O\u010dek\u00e1v\u00e1me, \u017ee v t\u00e9to oblasti uvid\u00edme dal\u0161\u00ed budouc\u00ed v\u00fdzkum.<\/p>\n\n

<\/h3>\n

Olivov\u00fd olej \u2013 popis<\/h2>\n

<\/p>\n

<\/p>\n

Olivov\u00fd olej se vyr\u00e1b\u00ed drcen\u00edm a n\u00e1sledn\u00fdm lisov\u00e1n\u00edm oliv. Skute\u010dnost, \u017ee olivy jsou bohat\u00e9 na olej, se odr\u00e1\u017e\u00ed v botanick\u00e9m n\u00e1zvu olivovn\u00edku \u2013 Olea Europea \u2013 jeliko\u017e slovo \u201coleum\u201d v latin\u011b znamen\u00e1 olej. Olivov\u00fd olej je k dispozici v r\u016fzn\u00fdch jakostech, kter\u00e9 odr\u00e1\u017eej\u00ed stupe\u0148 jeho zpracov\u00e1n\u00ed. Extra panensk\u00fd olivov\u00fd olej se z\u00edsk\u00e1v\u00e1 prvn\u00edm lisov\u00e1n\u00edm oliv a m\u00e1 nejjemn\u011bj\u0161\u00ed chu\u0165 a nejsiln\u011bj\u0161\u00ed celkov\u00e9 p\u0159\u00ednosy pro zdrav\u00ed. V\u00edce informac\u00ed o t\u011bchto r\u016fzn\u00fdch jakostech olivov\u00e9ho oleje naleznete v \u010d\u00e1sti Jak vyb\u00edrat a skladovat.<\/p>\n

<\/p>\n

Extra panensk\u00fd olivov\u00fd olej nab\u00edz\u00ed mnohem v\u00edc, ne\u017e se na prvn\u00ed pohled (a chu\u0165ov\u00e9 poh\u00e1rky) zd\u00e1.<\/p>\n

<\/p>\n

St\u0159edomo\u0159sk\u00e1 strava se tradi\u010dn\u011b py\u0161n\u00ed n\u00edzk\u00fdm cholesterolem, men\u0161\u00edm po\u010dtem srde\u010dn\u00edch onemocn\u011bn\u00ed a velmi n\u00edzkou obezitou a v\u017edy se vyzna\u010dovala liber\u00e1ln\u00edm u\u017e\u00edv\u00e1n\u00edm... extra panensk\u00fd olivov\u00fd olej<\/a>. Ten\/Ta\/To Pr\u016fm\u011brn\u00fd \u0158ek spot\u0159ebuje 20 litr\u016f olivov\u00e9ho oleje<\/a> ro\u010dn\u011b, ve srovn\u00e1n\u00ed s pouh\u00fdmi 2 litry na osobu v Austr\u00e1lii, tak\u017ee jak\u00e1 dal\u0161\u00ed tajemstv\u00ed tento nektar boh\u016f skr\u00fdv\u00e1?<\/p>\n

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(ZDROJ: www.bodyandsoul.com.au<\/strong> \u2013 https:\/\/www.bodyandsoul.com.au\/nutrition\/nutrition-tips\/10-extra-virgin-olive-oil-benefits-you-never-knew\/news-story\/ea7be0fb323cc7415caec311fd33d576)<\/p>\n

<\/p>\n

1. Pou\u017e\u00edv\u00e1n\u00ed olivov\u00e9ho oleje je tajnou zbran\u00ed hubnut\u00ed<\/a><\/em><\/strong><\/p>\n

<\/p>\n

Dvacet litr\u016f extra panensk\u00e9ho olivov\u00e9ho oleje ro\u010dn\u011b a v\u011bt\u0161ina St\u0159edomo\u0159an\u016f st\u00e1le netrp\u00ed nadv\u00e1hou. Podle Leandra Ravettiho, hlavn\u00edho v\u00fdrobce oce\u0148ovan\u00e9 spole\u010dnosti Cobram Estate Extra Virgin Olive Oils, m\u016f\u017ee strava bohat\u00e1 na extra panensk\u00fd olivov\u00fd olej p\u0159in\u00e9st lep\u0161\u00ed a d\u00e9letrvaj\u00edc\u00ed v\u00fdsledky v hubnut\u00ed ne\u017e n\u00edzkotu\u010dn\u00e1 strava.<\/p>\n

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2. Je to dobr\u00e9 pro v\u00e1\u0161 sexu\u00e1ln\u00ed \u017eivot<\/a><\/em><\/strong><\/p>\n

<\/p>\n

Olivov\u00fd olej zlep\u0161uje krevn\u00ed ob\u011bh ve v\u0161ech \u010d\u00e1stech t\u011bla, v\u010detn\u011b t\u011b\u017eko dostupn\u00fdch erotogenn\u00edch z\u00f3n.<\/p>\n

<\/p>\n

3. Odstra\u0161uj\u00edc\u00ed prost\u0159edek proti cukrovce<\/a><\/em><\/strong><\/p>\n

<\/p>\n

Konzumace extra panensk\u00e9ho olivov\u00e9ho oleje jako sou\u010d\u00e1sti vyv\u00e1\u017een\u00e9 stravy m\u016f\u017ee pomoci p\u0159edch\u00e1zet cukrovce nebo ji odd\u00e1lit. Ravetti \u0159\u00edk\u00e1, \u017ee extra panensk\u00fd olej pom\u00e1h\u00e1 \u201cregulovat a vyrovn\u00e1vat hladinu inzul\u00ednu, tak\u017ee ve skute\u010dnosti k t\u011bmto v\u00fdkyv\u016fm nedoch\u00e1z\u00ed\u201d.\u201d<\/p>\n

<\/p>\n

4. \u00daleva od bolesti d\u00edky olivov\u00e9mu oleji<\/a><\/em><\/strong><\/p>\n

<\/p>\n

Extra panensk\u00fd olivov\u00fd olej obsahuje l\u00e1tku zvanou oleocanthal, kter\u00e1 m\u00e1 protiz\u00e1n\u011btliv\u00e9 \u00fa\u010dinky, co\u017e znamen\u00e1, \u017ee olivov\u00fd olej je jako p\u0159\u00edrodn\u00ed ibuprofen. V\u00fdzkum st\u00e1le v\u00edce nazna\u010duje, \u017ee z\u00e1n\u011bt ovliv\u0148uje \u0159adu chronick\u00fdch onemocn\u011bn\u00ed, tak\u017ee protiz\u00e1n\u011btliv\u00e9 vlastnosti olivov\u00e9ho oleje jsou st\u00e1le p\u0159esv\u011bd\u010div\u011bj\u0161\u00ed.<\/p>\n

<\/p>\n

5. Zachr\u00e1nce k\u016f\u017ee<\/a><\/em><\/strong><\/p>\n

<\/p>\n

Extra panensk\u00fd olivov\u00fd olej pom\u00e1h\u00e1 v boji proti st\u00e1rnut\u00ed, osteopor\u00f3ze a po\u0161kozen\u00ed k\u016f\u017ee. \u201cJednou z prok\u00e1zan\u00fdch vlastnost\u00ed je, \u017ee vytv\u00e1\u0159\u00ed na poko\u017ece ochrann\u00fd film, a to jak konzumac\u00ed, tak aplikac\u00ed,\u201d \u0159\u00edk\u00e1 Ravetti.<\/p>\n

<\/p>\n

6. Ment\u00e1ln\u00ed obratnost<\/a><\/em><\/strong><\/p>\n

<\/p>\n

Olivov\u00fd olej je bohat\u00fd na mononenasycen\u00e9 tuky, kter\u00e9 podle v\u00fdzkumu pom\u00e1haj\u00ed p\u0159edch\u00e1zet nebo zpomalovat kognitivn\u00ed pokles spojen\u00fd s nemocemi, jako je Alzheimerova choroba.<\/p>\n

<\/p>\n

7. Posiluje v\u00e1\u0161 imunitn\u00ed syst\u00e9m<\/a><\/em><\/strong><\/p>\n

<\/p>\n

Nabit\u00fd antioxidanty \u2013 nezbytn\u00fd pro pos\u00edlen\u00ed a ochranu imunitn\u00edho syst\u00e9mu \u2013 extra panensk\u00fd Olivov\u00fd olej v\u00e1m m\u016f\u017ee pomoci st\u00e1t se odoln\u011bj\u0161\u00edmi v\u016f\u010di infekc\u00edm. Tato \u0161irok\u00e1 \u0161k\u00e1la d\u016fle\u017eit\u00fdch antioxidant\u016f<\/a> se v jin\u00fdch olej\u00edch nenach\u00e1z\u00ed.<\/p>\n

<\/p>\n

8. Udr\u017euje va\u0161e t\u011blo v plynul\u00e9m chodu<\/a><\/em><\/strong><\/p>\n

<\/p>\n

Pravideln\u00e1 v\u00fdm\u011bna oleje neprosp\u00edv\u00e1 jen vozidl\u016fm; extra panensk\u00fd olivov\u00fd olej p\u0159isp\u00edv\u00e1 k provozn\u00edmu zdrav\u00ed takov\u00fdch \u017eivotn\u011b d\u016fle\u017eit\u00fdch oblast\u00ed, jako je \u017ealudek, slinivka b\u0159i\u0161n\u00ed a st\u0159eva.<\/p>\n

<\/p>\n

9. Pom\u016fcky pro t\u011bhotn\u00e9<\/a><\/em><\/strong><\/p>\n

<\/p>\n

Aplikace olivov\u00e9ho oleje m\u016f\u017ee nejen pomoci p\u0159edch\u00e1zet stri\u00edm, ale konzumace extra panensk\u00e9ho olivov\u00e9ho oleje b\u011bhem t\u011bhotenstv\u00ed m\u016f\u017ee zlep\u0161it psychomotorick\u00e9 reflexy va\u0161eho d\u00edt\u011bte a dal\u0161\u00ed.<\/p>\n

<!\u2013<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"

Extra Virgin Olive Oil: the Benefits on Human Health 1 – Protects Heart’s Health Studies have found that high monounsaturated<\/p>","protected":false},"author":3,"featured_media":972,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[104],"tags":[120,130,114,131,64,103,132,74,133,112],"class_list":["post-971","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-extra-virgin-olive-oil","tag-health-benefits-of-olive-oil","tag-healthy-diet","tag-healthy-fat","tag-mediterranean-diet","tag-olive-oil","tag-olive-oil-benefits","tag-vegan","tag-vegan-diet","tag-vegan-food"],"permalink_manager":null,"_links":{"self":[{"href":"https:\/\/critida.com\/cs\/wp-json\/wp\/v2\/posts\/971","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/critida.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/critida.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/critida.com\/cs\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/critida.com\/cs\/wp-json\/wp\/v2\/comments?post=971"}],"version-history":[{"count":0,"href":"https:\/\/critida.com\/cs\/wp-json\/wp\/v2\/posts\/971\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/critida.com\/cs\/wp-json\/wp\/v2\/media\/972"}],"wp:attachment":[{"href":"https:\/\/critida.com\/cs\/wp-json\/wp\/v2\/media?parent=971"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/critida.com\/cs\/wp-json\/wp\/v2\/categories?post=971"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/critida.com\/cs\/wp-json\/wp\/v2\/tags?post=971"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}