Melatonin is a key component of your sleep-wake cycle signaling your body that it is time to sleep. Aging stress levels diet exercise and screen time can disrupt and minimize our body s ability to produce melatonin. Natrol® sleep supplements are made with clean ingredients for help with occasional sleeplessness.* Our Natrol® facilities have successfully been audited to NSF International GMP Certified NSF/ANSI 455-2 Good Manufacturing Practice (GMP) for Dietary Supplements which is one of the highest quality audits available in the U.S. in the Dietary Supplement Manufacturing category. Natrol® is dedicated to creating innovative quality products to help you maintain good health and thrive in your busy modern lifestyle. *These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose treat cure or prevent any diseases.^Nielsen xAOC 52 weeks ending 02/24/24 Sleep Aid Supplements††Ratings based on results of the 2022 ConsumerLab Survey of Supplement Users.