Joang Vitamin E Antioxides le Ho Hlakola Mahala Radicals
Mokhoa oa antioxidant le phello ea mahala ea radical scavenging ea vithamine E
Vithamine E e na le litlamorao tsa antioxidant, e fokotsa le ho hlakola li-radicals tsa mahala, 'me e sireletsa' mele ho senyeha ha oxidative ka litsela tse latelang:
1. Ka ho toba neutralize mahala radicals
Sebopeho sa limolek'hule tsa vithamine E, joalo ka alpha tocopherol, e ka tlama ho li-radicals tsa mahala, joalo ka mefuta ea oksijene e sebetsang (ROS), ka ho fana ka liathomo tsa haedrojene ho li etsa hore li se ke tsa senya le ho li fetolela hore e be lintho tse tsitsitseng, kahoo e felisa karabelo ea ketane ea li-radicals tsa mahala.
Thepa ea eona ea lipophilic e e lumella ho kenella ka mokhoa o ikhethileng ka har'a lera la lipid la lera la sele, e sireletsa ka kotloloho li-unsaturated fatty acids ka har'a membrane ea lisele ho tsoa litlhaselong tsa mahala tsa radical le ho boloka bot?epehi ba sebopeho sa membrane ea sele.
2. Khaotsa karabelo ea ketane ea lipid peroxidation
Ha li-radicals tsa mahala li hlasela lipids tsa lisele, li baka karabelo ea ketane ea oxidation. Vithamine E e khona ho hapa ka potlako li-radicals tsa mahala tsa lipid tse hlahisoang nakong ea lipid peroxidation, e thibela ho ata ho eketsehileng ha karabelo ea oxidative.
3. Sebelisana le li-antioxidants tse ling ho matlafatsa phello
Phello ea synergistic ea li-antioxidants tse qhibilihang ka metsing tse kang vithamine E le vithamine C: Vithamine E e hlakola li-radicals tsa mahala tsa lipid le ho iphelisa, ha vithamine C e ka e thusa ho tsosolosa le ho tsosolosa mosebetsi, ho etsa potoloho ea antioxidant.
T?ebeliso e khethehileng le phello ea vithamine E antioxidant
T?ireletso ea letlalo:
Fokotsa tlhahiso ea mahala ea mahlaseli a kotsi a UV, e fokotsa t?enyo ea lifoto, 'me e liehe ho thehoa ha makhopho le mebala.
Thibela ts'ebetso ea tyrosinase, fokotsa motsoako oa melanin, le ho khant?a letlalo la letlalo.
Systemic antioxidant:
Fokotsa kotsi ea "low-density lipoprotein" (LDL) oxidation le ho thibela atherosclerosis.
Sireletsa litho tse kang lense ea kristale le lisele tsa ho ikatisa tse nang le kutloelo-bohloko ho oxidation, le ho fokotsa kotsi ea ho t?oaroa ke lefu la mahlo le ho hloka thari.