Douglas Laboratories researches, develops and manufactures the right suite of rigorously designed, science-based, healthy agi ... ng supplements and provides customized practice support. With a 60-year heritage of innovating and designing products to meet the needs of healthcare professionals, we push the potential of both clinical practices and patients to continually perform at their personal best, today and in the future. Douglas Laboratories is both GMP and NSF International registered, and is approved to produce NSF Certified for Sport® products.* Learn more at www.douglaslabs.com *These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease. read more