Pro Supps Creatine 300 is 100% Pure, Pharmaceutical Grade Creatine Monohydrate. Creatine Monohydrate is proven to be the most efficacious form of creatine available to athletes and sports enthusiasts. Increase Muscle Fiber Size/Hypertrophy Increase Muscular Contraction, thus Increasing Strength Gains and Muscular Volumization Enhance Muscle Recovery Greatly Improves Anaerobic Activity