Vitamine E, nka antioxydants ikungahaye ku binure, ikora nk "ibirwanisho bikingira" bikomeye kuri buri selile yo mu mubiri.
Mubuzima bwa buri munsi, imibiri yacu idahwema kwibasirwa nubusa, izi radicals zubuntu ni nko kurimbura nkana "abateza ibibazo", byangiza imiterere yimikorere, byihutisha gusaza nindwara.
Vitamine E igira uruhare runini mu kwishingikiriza ku bushobozi bwayo bukomeye bwa antioxydeant, ifata iya mbere mu kurwanya radicals yubuntu, irinda uturemangingo twa selile okiside, ituma ingirabuzimafatizo zihora zigumana ubuzima buzira umuze, bikagabanya neza ibyago byo guturika kw'ingirabuzimafatizo, kugira ngo imikorere y’umubiri ikore neza.