When choosing products, look for brands with cGMP-certified, NSF International, US Pharmacopeia, Underwriters Laboratory, or Consumer Lab seals. These seals confirm that the product contains the listed ingredients and has no harmful substances. We choose Nutritional Frontiers, a dietary supplement company dedicated to quality, integrity, research, and service. Natural, pure, and potent formulas Created in cGMP-certified manufacturing facilities Highest quality control standards Non-GMO Vegan