GNC PUREDGEï¾™ sets the new standard for quality, nature-based sports nutrition, without sacrificing delicious taste or the performance benefits you'd expect from the industry leader by providing powerful compounds and clinically studied ingredients. Each product is certified banned substance free, contains no unhealthy artificial additives, and features a powerful Functional Flavor System that utilizes active flavoring ingredients to go beyond delicious taste and deliver additional healthy functional benefits. These innovative products give you a strong and wholesome foundation for personal improvement in any fitness pursuit.