Compounds with biological roles [BR:br08001] Vitamins and cofactors Vitamins Fat-soluble vitamins [Fig] C00473 Retinol (Vitamin A) Lipids [BR:br08002] PR Prenol lipids PR01 Isoprenoids PR0109 Retinoids C00473 Retinol Animal drugs in Japan [BR:br08331] 96 Agents affecting metabolism 962 Vitamin preparations 9621 Vitamin A, D and preparations C00473 Vitamin A