For Breeding and Growing Horses Cell-Grow is an innovative 3 Supplet® pellet blend in separate nutrient groups which mixes well into grain, pellets and textured hard feeds, eliminating waste from sift-out, dust and blow-out from paddock feeders as a horse feeds. Most importantly, it helps prevent nutrient interactions between trace-minerals and vitamins as commonly occurs with powdered and liquid supplements. Concentrated Mineral, Trace-Mineral and Vitamin Supplement for Breeding and Growing Horses Pack Sizes:  3.5kg  10kg (Enviro-Pak) 20kg