Vitamine E (Vitamine E) ni itsinda rya vitamine zishonga zirimo vitamine zirimo α, β, γ, δ-tocopherol na tocotrienol. Nintungamubiri zingenzi umubiri udashobora guhuza wenyine, kandi ni imwe muri antioxydants ikomeye 12.
Imiterere yimiti igizwe nimpeta ya benzopyrane nu munyururu wa hydrophobi, utanga lipid membrane kwinjira 67.
Imiterere yumubiri nubumashini ?

Gukemura ?: gushonga mu binure, Ethanol hamwe nandi mashanyarazi kama, adashonga mumazi ?12.
Imyifatire ?: irwanya ubushyuhe (≤200 ° C) hamwe na aside irike ariko ikumva alkali, ogisijeni, imirasire ya UV hamwe nicyuma (Fe3 + + / Cu2 +). Gukaranga byangiza cyane ibikorwa ?

Ubwa mbere, antioxidant synergistic sisitemu yubusa ya radical scavenging sisitemu yimikorere ?

Vitamine E, nka antioxydants ikungahaye ku binure, cyane cyane itesha agaciro radicals idafite lipide mu bice bigize selile, mu gihe vitamine C, nka antioxydants ikomoka ku mazi, igabanya kandi ikongera ikabyara vitamine E (tocopherol free radicals), igakora antikiside ikomeza 1717.
Ubushakashatsi bwerekana ko guhuza byombi bishobora kunoza imikorere ya antioxydeant inshuro 3, vitamine E ya molekile imwe irashobora guhora ikuraho radicals zigera kuri 4 z'ubuntu, vitamine C binyuze mu buryo bushya bwo kongera igihe cyo gukora ?78.

Interfease Defence Network ?

Vitamine E ifata lipide bilayeri ya selile kandi ikabuza urunigi rwa lipide peroxidation. Vitamine C isukamo amazi-yubusa ya radicals muri matrix ya cytoplasmeque kugirango yubake lipide - sisitemu yo gukingira amazi biphasic 13.

Icya kabiri, sisitemu yubudahangarwa yibikorwa byongera ubudahangarwa bw'umubiri ?: Vitamine C itera neutrophil chemotaxis, vitamine E yongera ibikorwa bya selile NK, kandi guhuza bigabanya kwandura inzira zubuhumekero 32% ?15.
? igenga ubudahangarwa bw'imihindagurikire y'ikirere ?: ikomatanya itera ikwirakwizwa rya lymphocyte T, ikongera umusaruro wa antibody ku kigero cya 28%, kandi ikagira ingaruka nziza ku gisubizo cy’inkingo 57.

Icya gatatu, inzira yubuzima bwuruhu inzira yo gutabara

Kurinda amafoto ?

Vitamine E ibuza UV iterwa na sepiperoxidation na vitamine C ihagarika ibikorwa bya tyrosinase, enzyme y'ingenzi muri synthesis ya melanin, kandi hamwe bigabanya umuvuduko wa erythematose y'uruhu kuri 54% ?24.

Amabwiriza ya metabolism ya kolagen

Vitamine C ikora hydroxylase ya prolyl kugirango iteze imbere synthesis, kandi vitamine E igabanya ibikorwa bya kolagenase kugirango birinde kwangirika. Igeragezwa rya Clinical ryerekanye ko ubworoherane bwuruhu bwongerewe 23% naho ubujyakuzimu bugabanukaho 19% ?34.

4. Uburyo bwo gufatanya kurinda umutima nimiyoboro y'amaraso
? Gutabara kwa Atherosclerose ?: Vitamine E ibuza okiside ya lipoprotein nkeya (LDL) hamwe na vitamine C ikosora endotelium yangiritse yangiza hamwe na 18% by’ibyago byo kwandura indwara z'umutima.
Iterambere rya microcirculation ?: vitamine E igabanya igiteranyo kidasanzwe cya platine, vitamine C yongera ubukana bwa capillary, kandi ifite agaciro ko gukumira hamwe no kuvura retinopathie diabete ?58.

5. Ibiranga koperative ihindagurika
? Kugenzura ibyuma bya metabolisme ?: Vitamine C izagabanya icyuma kigereranije nicyuma gihwanye, bizamura igipimo cyinjira inshuro 2-3; Vitamine E irinda erythrocyte membrane ituje kandi igabanya ibyago bya hemolysis ?57.
Iringaniza rya cholesterol ?: Vitamine E ibuza kugabanya HMG-CoA kugabanya synthesis ya cholesterol, vitamine C itera aside aside isohoka, kandi hamwe ikagabanya urugero rwa cholesterol 12% -15%