to enhance the health of animals to increase the growth rate,etc 1.one kind of vitamin, 2.important to chicken, Choline is indispensable for the bio-synthesis of phosphatidylcholine, basic component of cell membrane and precursor of neurotrProperties:1) Choline chloride is the most widely used and most economical form of choline for supplementing diets2) It is added as an important nutrient in ...