This is the official version of ZMA® by SNAC Systems.ZMA® is a synergistic combination of Zinc and Magnesium designed to maximize absorption and promote recovery from exercise. Zinc plays a central role in the regulation of cellular growth and tissue repair, as well as the maintenance of a healthy immune system. Magnesium is essential for the maintenance of electrolyte balance, energy production and normal neuro-muscular function. Because physical activity can increase the need for these two minerals, ZMA® is the ideal supplement to aid in their replenishment.Formulated with vitamin B-6 to further enhance zinc and magnesium absorption and utilization, ZMA® is a powerful, all-natural dietary supplement clinically proven to increase growth compounds and insulin-like growth factor (IGF-1) levels and enhance strength significantly greater than a placebo during a strength training program.ZMA® is a registered trademark of SNAC Systems, Inc. patent pending. UK Delivery Only