Imikorere
1. Kubice bya epiteliyale: retinol cyangwa vitamine A ni vitamine ikuramo ibinure, igira uruhare runini
mumikorere yumubiri wa epiteliyale yumuntu, kandi ufite ingaruka zingenzi cyane mubice bya epiteliyale, cornea,
conjunctiva, na mucosa yo mu mazuru;
2. Kuvura ubuhumyi bwijoro: retinol nayo igira uruhare runini mubyerekezo. Niba vitamine A ibuze,
impumyi nijoro zirashobora kubaho;
3. Kugira ngo amenyo akure: Vitamine A nayo igira uruhare runini mu mikurire niterambere ry amenyo yabantu.
4. Ubwiza no kwita ku ruhu: birashobora guteza imbere ibisekuruza bya kolagen, bigashira ibibara nibimenyetso bya acne, na
kugabanya imirongo yumye kandi nziza yuruhu;