Having a 31 quadrillion, 680 million CFU/lb. microbial count, we believe Equine-PRO is the best equine probiotic on the market. This proprietary blend of live yeast and beneficial bacteria that will help maintain a healthy hindgut bacteria ecosystem while helping to improve feed utilization and the horse’s well being. Undigested starch passing into the hindgut can cause an accumulation of lactic acid, lowering hindgut pH. A healthy gastrointestinal tract can help prevent digestive upsets, colic and the onset of laminitis by reducing lactic acid. Available in 10lb/25lb/50lb. A feed rate of 1oz. per day, or 2 oz. per day for a high stress.