Search Results for: Sweet potatoes in the form of pellets
be thiamine). in hopkins and funk formulated the vitamin hypothesis of deficiency disease; that is, that certain diseases are caused by a dietary lack of specific vitamins. the chemical structures of the vitamins are all known, and all of them have been synthesized; the vitamins in foods are identical
. one form, retinal, is a component of visual purple, a photoreceptor pigment in the retina of the eye (see vision vision, physiological sense of sight by which the form, color, size, movements, and distance of objects are perceived. vision in humans the human eye functions somewhat like a camera; that...
https://encyclopedia2.thefreedictionary.com/vitamin