ZMA is the original Zinc-Magnesium dietary supplement developed by SNAC System, Inc. and the only one validated by published research. Patented Zinc Monomethionine Aspartate with Magnesium, and B6 Combination. Optimum Nutrition’s ZMA is produced and packaged in our own state-of-the-art, OTC approved manufacturing facility.

HIGH-QUALITY FORMS OF ZINC, MAGNESIUM, AND VITAMIN B6
30MG ZINC, 450MG MAGNESIUM, 10.5MG VITAMIN B6
ACTIVE LIFESTYLE FORMULA – your body demands greater nutritional needs to fuel your active lifestyle, ZMA can help fill gaps in your micronutrient intake
AVAILABLE IN 90 & 180ct BOTTLES