Breeder's Edge Nurture Flora for Foals is specifically designed for foals and horses with four strains of live (viable) beneficial bacteria to support healthy digestion and immune systems, and normal digestive function. Contains 20 billion CFU of live (viable) beneficial bacteria specific to newborn gut health. Nurture Flora for Foals also contains BgMOS, a proprietary prebiotic blend that supports good bacteria, and Globimax, that provides IgY for immune support.