THE SCIENCE OF
RSP Whey has been formulated to be the optimal, anytime protein supplement for active individuals. Created using four premium protein sources, RSP Whey is the scientific way to support lean muscle growth, optimize training recovery, and initiate immediate and sustained muscle protein synthesis.* RSP Whey is manufactured using only cold process ultrafiltration, minimizing the risk of protein denaturation and helping preserve naturally occurring peptide fractions that benefit your body. RSP Whey allows you to focus completely on your fitness goals without worrying about the quality of your protein.