ZMA is a patent pending anabolic mineral support formula containing Zinc & Magnesium & Zinc/ Magnesium Aspartate & Vitamin B6. ZMA is designed to significantly enhance strength, endurance, recovery & growth. Zinc also increases the effect of growth hormone & testosterone. Potential benefits of supplementing with ZMA in conjunction with an effective exercise programme can include: Increased muscle strength & endurance; A decrease in muscle cramps & pulls; Faster healing & recovery from injuries.