Optimum Nutrition

ZMA has a rating of 5.0 stars based on 2 reviews.

What Is It: It is known that the muscle building process happens at night when you sleep. The key is to prime your body with its best environment to build muscle most efficiently. ZMA is a precise patented formula that has been clinically proven to help your body get deeper and more restful sleeps. This formula has also been proven to build muscle. Get ready to have the best dreams of your life...and wake up refreshed.

How It WorksBecause athletes and active adults have greater nutrient needs than inactive people, ON’s ZMA provides more than ample amounts of Zinc, Magnesium and Vitamin B6. This novel Zinc Monomethionine Aspartate formula can help fill gaps in your micronutrient intake.


  • 30 MG of Zinc per Serving
  • 450 MG of Magnesium
  • 10.5 MG Vitamin B6
  • Take 2-3 Capsules Before Bed

UseTake 20-30 minutes before bed

Key Ingredient: ZMA




Optimum Nutrition ZMA