Muscletech Phase 8 is a premium quality protein formula that can feed your muscles for up to 8 hours. Each Phase 8 scoop contains an impressive 26g of milk derived proteins that supply a sustained release of amino acids. The core protein component found in Muscle Tech Phase 8 is the unique ability to release amino acids in to your bloodstream for 8 hours after consumption. Because of theses sustained release properties, it's a highly anabolic & anti-catabolic protein source that helps create a muscle building environment for longer periods of time.