Feed Additives Chempora is a reliable supplier of Feed Additives, Boost Animal Health with Premium Feed Additives. PRODUCTS CATALOG:All Products Food Additives Amino Acids Vitamins Nutritional Supplements Herbal Extract Dehydrated Products Feed Additives Flavors and Fragrances Other Products L-Lysine Sulphate Feed Grade L-Lysine Hydrochloride Feed Grade Feed Grade Vitamin B2 L-Threonine Feed Grade 98.5% L-Tryptophan Feed Grade 98% L-Valine Feed Grade Feed grade L-Isoleucine DL-Methionine