Betancourt Muscle Serum ProteinA blend of whey, whey isolate, milk, and casein proteins, each with a varying rate of digestion. Supports recovery and muscle gain RPM Factors, a high protein colostrum concentrate containing immunoglobulins and growth factors thats banned substance free and supports recovery and performance. 6. 5g of BCAAs (2. 9g leucine, 1. 8g isoleucine, 1. 8g valine per serving) to further support the anabolic signaling necessary to promote lean mass and recovery.