Protein Supplies Australia Creatine Pure is a completely pure, GMO-free creatine designed to support performance, strength and lean muscle mass. Creatine is one of the most researched and widely used performance supplements, playing a key role in ATP production—the energy source used for muscular contractions. Supplementation may assist with increasing strength, muscle volume and recovery. This formula is tested for purity, free from artificial additives and banned substances, gluten free, vegan friendly, and contains zero fat, zero carbohydrates and zero sugar, making it ideal for stacking with other supplements.