Mutant Core ZMA+ contains proven levels of Zinc, Magnesium & Vitamin B6. Zinc contributes to normal fertility & reproduction, normal protein synthesis & normal function of the immune system while Magnesium supports electrolyte balance, normal muscle function & a reduction in tiredness & fatigue. Vitamin B6 contributes to a variety of biological processes which include the normal function of the immune system, reducing tiredness & fatigue, normal protein & glycogen metabolism & finally the normal functioning of the nervous system. Mutant Core ZMA+ contains the patented absorption agent Bio Perine to support bioavailability of the nutrients.