Vithamine E (Vitamin E) ke sehlopha sa livithamine tse qhibilihang ka mafura tse nang le α, β, γ, δ-tocopherol le tocotrienol. Ke limatlafatsi tsa bohlokoa tseo 'mele o ke keng oa iketsetsa tsona,' me ke e 'ngoe ea li-antioxidants tsa bohlokoa ka ho fetisisa 12.
Sebopeho sa lik'hemik'hale se na le mehele ea benzopyrane le liketane tsa mahlakoreng a hydrophobic, tse fanang ka lera la lipid ho kenella 67.
lit?obotsi tsa 'mele le lik'hemik'hale

Solubility : Ho qhibiliha ka har'a mafura, ethanol le metsoako e meng ea tlhaho, e sa qhibiliheng metsing 12.
Botsitso : e mamella mocheso (≤200 ° C) le tikoloho e nang le asiti empa e na le maikutlo a alkali, oksijene, mahlaseli a UV le li-ion tsa t?epe (Fe3 + + /Cu2 +). Ho halika ho senya ts'ebetso haholo

Taba ea pele, sesebelisoa sa synergistic se nang le li-radical scavenging circulatory system

Vithamine E, e le antioxidant e qhibilihang ka mafura, ka ho khetheha e fokotsa li-radicals tsa mahala tsa lipid ka har'a lisele, ha vithamine C, e le antioxidant e qhibilihang ka metsing, e fokotsa le ho tsosolosa vithamine E e nang le oxidized (tocopherol free radicals), ho theha potoloho e tsoelang pele ea antioxidant 17.
Liteko li bonts'a hore motsoako oa bobeli o ka ntlafatsa ts'ebetso ea antioxidant ka makhetlo a 3, molek'hule e le 'ngoe ea vithamine E e ka tsoela pele ho tlosa li-radicals tsa mahala tsa 4, vithamine C ka mokhoa oa ho nchafatsa ho lelefatsa nako ea ts'ebetso 78.

Interphase Defense network

Vithamine E e tiisa lipid bilayer ea lera la sele mme e thibela karabelo ea ketane ea lipid peroxidation. Vithamine C e senya li-radicals tsa mahala tse qhibilihang ka metsing ka har'a matrix ea cytoplasmic ho theha sistimi ea ts'ireletso ea lipid - metsi a biphasic 13.

Ea bobeli, ts'ebetso ea ts'ebetso ea 'mele ea ho it?ireletsa mafung e ntlafatsa t?ireletso ea tlhaho: Vithamine C e khothalletsa neutrophil chemotaxis, vithamine E e ntlafatsa ts'ebetso ea lisele tsa NK,' me motsoako o fokotsa ts'oaetso ea t?oaetso ea mat?oafo ka 32% 15.
E laola ho it?ireletsa mafung : synergistically e hlohlelletsa ho ata ha T lymphocyte, e ntlafatsa tlhahiso ea li-antibody ka 28%, 'me e na le phello e molemo karabong ea ente 57.

Ea boraro, mokhoa oa ho kenella oa bophelo bo botle ba letlalo

T?ireletso ea lifoto

Vithamine E e thibela sepiperoxidation e hlahisoang ke UV mme vithamine C e thibela ts'ebetso ea tyrosinase, enzyme ea bohlokoa ka har'a motsoako oa melanin, 'me motsoako o fokotsa sekhahla sa erythematosis ea letlalo ka 54% 24.

Ho laola metabolism ea collagen

Vithamine C e kenya t?ebetsong prolyl hydroxylase ho khothaletsa collagen synthesis, mme vithamine E e fokotsa ts'ebetso ea collagenase ho thibela ho senyeha. Liteko tsa bongaka li bonts'itse hore elasticity ea letlalo e ntlafatsoa ka 23% mme botebo ba mats'ope bo fokotsehile ka 19% 34.

4. Mokhoa o kopanetsoeng oa t?ireletso ea pelo
Ho kenella ha atherosclerosis : Vithamine E e thibela oxidation ea low-density lipoprotein (LDL) le vithamine C e lokisa endothelium ea vascular e senyehileng hammoho le 18% ea kotsi e tlase ea liketsahalo tsa pelo 15.
Ntlafatso ea microcirculation : vithamine E e fokotsa ho kopana ha platelet e sa tloaelehang, vithamine C e matlafatsa capillary, 'me e na le bohlokoa ba ho thibela le ho phekola lefu la tsoekere la retinopathy 58.

5. Lit?obotsi tsa t?ebelisano-'moho ea metabolism
Taolo ea metabolism ea t?epe: Vithamine C e tla fokotsa t?epe e nyane ho isa ho t?epe ea bivalent, e ntlafatse sekhahla sa ho monya makhetlo a 2-3; Vithamine E e sireletsa botsitso ba membrane ea erythrocyte mme e fokotsa kotsi ea hemolysis 57.
Ho leka-lekana ha k'holeseterole : Vithamine E e thibela ho fokotseha ha HMG-CoA ho fokotsa k'holeseterole, vithamine C e khothalletsa ho tsoa ha bile acid, 'me ha e kopane e fokotsa kakaretso ea k'holeseterole ka 12-15%.