How does USPLabs Prime work? This is an interesting question. Because we found no evidence for androgenic activity, we believe it to have anti-glucocorticoid effects, providing a possible mechanism for the increase muscle mass seen with USPLabs Prime. It may also be something related to improved nutrient absorption or utilization. What can I expect to experience when taking USPLabs Prime? * Muscle Gains * Does not cause shut-down or suppression! * Promotes Muscle Gain of Thick, Dense Variety! * Extremely Potent Re-composition Effects * Enormous Strength Gains * Incredible Recovery Speed * All-Day Muscle Fullness/Hardness * Train harder and longer than you ever have * Incredible Euphoria * Safe to use in competition