... activity in the digestive tract. 4. Enhance immunity, adsorption Pathogenic factor, improve animal health.Applicable scope:Livestock, poultry, special ... promote decomposition, digestion and absord to feed, and improve feed convertion.2.Produces various amino acid B- ... of normal microorganisms community in vivo, prevent diarrhea.4.Enhance immunity.Composition guarantee: Viable count ≥20 billion / g , ...