vitamin A1


Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.
Related to vitamin A1: vitamin A2, Alphalin

ret·i·nol

(ret'i-nol),
A half-carotene; an intermediate in the vision cycle, it also plays a role in growth and differentiation.
Farlex Partner Medical Dictionary © Farlex 2012

vitamin A1

A form of vitamin A found in fish liver oils.
Medical Dictionary, © 2009 Farlex and Partners