1.Rich in nucleotides,peptides,glutathione,polysaccharides 2.Good palatability 3.Enhance animal immunity 4.available Quick Details Product Type: Nutrient AdditivesForm: PowderStyle: DriedEffects: promote healty & growthPrimary Ingredient: yeast extractGrade: for feedCertification: HACCP, ISOPackaging: Bag, DrumWeight (kg): 25Shelf Life: 18 monthsPlace of Origin: Hebei China (Mainland)Brand Name: ...