Vitamin E (Vitamin E) rukuni ne na bitamin mai-mai narkewa wanda ya ?unshi α, β, γ, δ-tocopherol da tocotrienol. Yana da mahimmancin sinadirai wanda jiki ba zai iya ha?awa da kansa ba, kuma yana ?aya daga cikin mafi mahimmancin antioxidants ?12.
Tsarin sinadarai ya ?unshi zoben benzopyrane da sar?o?i na gefe na hydrophobic, wa?anda ke ba da shiga cikin membrane na lipid 67.
Properties na jiki da na sinadarai

Solubility : mai narkewa a cikin mai, ethanol da sauran kaushi na kwayoyin halitta, wanda ba a iya narkewa a cikin ruwa 12.
Kwanciyar hankali: juriya mai zafi (≤200 ° C) da yanayin acidic amma mai kula da alkali, oxygen, haskoki UV da ions karfe (Fe3 + + /Cu2 +). Soya yana lalata aikin sosai

Na farko, tsarin ha?in gwiwar antioxidant na tsarin zubar da jini na radical kyauta

Vitamin E, a matsayin antioxidant mai narkewa mai narkewa, wanda ya fi dacewa ya kawar da radicals free lipid a cikin membranes cell, yayin da bitamin C, a matsayin antioxidant mai narkewa mai ruwa, yana ragewa da sake farfado da bitamin E oxidized (tocopherol free radicals), yana samar da ci gaba da sake zagayowar antioxidant ?17.
Gwaje-gwaje sun nuna cewa ha?uwa da su biyu na iya inganta ingantaccen maganin antioxidant ta sau 3, bitamin E guda ?aya na iya ci gaba da cirewa har zuwa 4 free radicals, bitamin C ta hanyar farfadowa don tsawanta lokacin aiki ?78.

Interphase Tsaro cibiyar sadarwa

Vitamin E yana rikitar da bilayer na lipid na membrane cell kuma yana toshe aikin sarkar lipid peroxidation. Vitamin C yana lalata radicals na kyauta masu narkewar ruwa a cikin matrix cytoplasmic don gina tsarin kariyar ruwa - ruwa ?13.

Biyu, tasirin kunnawa tsarin rigakafi na bidirectional yana ha?aka rigakafi na asali: Vitamin C yana ha?aka chemotaxis neutrophil, bitamin E yana ha?aka aikin ?wayoyin sel na NK, kuma ha?uwa yana rage yawan kamuwa da cututtukan numfashi ta 32%?15.
Yana daidaita rigakafi na daidaitawa: synergistically yana ?arfafa ha?akar T lymphocyte, yana inganta ha?akar ?wayoyin cuta ta hanyar 28%, kuma yana da tasiri mai amfani akan amsawar rigakafin 57.

Na uku, hanyar shiga tsakani ga lafiyar fata

Kariyar daukar hoto

Vitamin E yana hana sepiperoxidation mai haifar da UV kuma bitamin C yana toshe ayyukan tyrosinase, babban enzyme mai mahimmanci a cikin ha?in melanin, kuma ha?uwa yana rage ?imar erythematosis fata ta 54%?24.

Tsarin metabolism na collagen

Vitamin C yana kunna prolyl hydroxylase don ha?aka ha?akar collagen, kuma bitamin E yana rage ayyukan collagenase don hana lalacewa. Gwaje-gwaje na asibiti sun nuna cewa an inganta elasticity na fata da 23% kuma an rage zurfin wrinkle da 19%?34.

4. Yanayin ha?in gwiwa na kariya na zuciya da jijiyoyin jini
Atherosclerosis shiga tsakani: Vitamin E yana hana oxidation na low-density lipoprotein (LDL) da kuma bitamin C gyare-gyaren da aka lalata endothelium na jijiyoyin jini a hade tare da 18% ?ananan ha?ari na abubuwan da ke faruwa na zuciya da jijiyoyin jini ?15.
Inganta microcirculation: bitamin E yana rage ha?akar platelet mara kyau, bitamin C yana ha?aka taurin capillary, kuma yana da ?imar rigakafin ha?in gwiwa da kula da cututtukan cututtukan ciwon sukari 58.

5. Metabolic ha?in gwiwar inganta halaye
Iron metabolism tsari : Vitamin C zai rage trivalent ba?in ?arfe zuwa bivalent ba?in ?arfe, inganta sha kudi sau 2-3; Vitamin E yana kare kwanciyar hankali na erythrocyte kuma yana rage ha?arin hemolysis ?57.
Ma'auni na cholesterol: Vitamin E yana hana HMG-CoA reductase don rage ha?in cholesterol, bitamin C yana ha?aka fitar da bile acid, kuma a hade yana rage yawan ?wayar cholesterol da 12% -15%