... ,DL-Methionine,DL-Theronine DL-Tryptophan ,etc..2.Vitamin : Vitamin A,Vitamin B1,Vitamin B2,Vitamin B6,Vitamin C,Vitamin D3 ,Vitamin K3 3.Folic Acid,Inositol, Calcium Pantothenate ... sulfate,etc5.Appetite promoter :Vanillin,Malic Acid,Lactic acid,Ethyl Acetate ,etc ...6. Antibacterial agent :Tylosin, oxytetracycline ,Flavomycin etc..7. Vermifuge ...