A potent blend of clinically proven, all-natural testosterone boosters, Natural Force® Alpha Strength® provides a two-stage blend of anabolic herbs and superfoods designed to increase blood ATP levels and free testosterone naturally by up to 24%. Containing fulvic-mineral rich shilajit, known in Ayurveda as "The Destroyer of Weakness, this thick, tar-like adaptogen has been used since ancient times to support male reproductive health. Clinical studies demonstrate that PrimaVie® shilajit enhances male sexual function and promotes healthy testosterone levels. Working at the cellular level, PrimaVie® shilajit plays a direct role in the synthesis of Adenosine Tri-Phosphate, or ATP, the primary energy currency in the body. This unique blend combines shilajit with tribulus and other time-tested, traditionally used herbs to optimize testosterone levels for massive gains.