Optimum Nutrition ZMA is a potent combination of Zinc, Magnesium, & Vitamin B6 shown to increase muscle strength, size & recovery when used in conjunction with intense weight training.
Our ZMA may help you to sleep better too, thanks its blend of active ingredients & because of the peace of mind you gain from knowing that we only use SNAC System, Inc.
ZMA
- the only zinc-magnesium formula supported by published research.