a fat-soluble vitamin. Its aldehyde, retinal, is an element of the photopigments inside the retina. An insufficiency of Vitamin A can result in night blindness and other visual problems. Commonly referred to as retinol. visual cycle.
a fat-soluble vitamin. Its aldehyde, retinal, is an element of the photopigments inside the retina. An insufficiency of Vitamin A can result in night blindness and other visual problems. Commonly referred to as retinol. visual cycle.