MET-Rx Active Man is a specialized time-release formula, which allows you to receive high-potency support for hours. It is designed for men of all ages who need a multivitamin. It contains comprehensive multivitamin and multimineral supplement that provides specialized support for athletic men. Each serving provides support for your immune, nervous, and cardiovascular systems. It is a time-release high-potency formula that allows you to benefit for hours. This means your system continues to receive nutrient delivery well after consumption.