Natrol� 5-HTP from the #1 5-HTP brand in America,^ promotes a calm, relaxed mood.* Today is a good day to have a good day. 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 07/01/23, 5-HTP