Designed to work in conjunction with each other, Primal-T and Night-T will naturally boost your testosterone levels. This stack can help support lean muscle, libido, drive, energy levels, and metabolism. Elevate Testosterone Production Boost Overall Training Performance Promote Deep, Healthy Sleep Speed Up Recovery Time* This stack contains: Primal-T Night-T *These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.