ZMA pro is a synergistic combination of zinc monomethionine and magnesium aspartate in research proven amounts designed to maximize absorption and reduce recovery from exercise. Zinc plays a chief role in the regulation of cellular growth and tissue repair. Also, magnesium is extremely essential for the maintenance of electrolytes, energy production and normal muscular contraction. Since physical activity can increase the need for these two minerals, san’s ZMA pro becomes the ideal companion for today’s athletes.