Muscle Science Lean Mass Gainer will help you build impressive muscular size, strength, and power. The secret of our Muscle Science Lean Mass Gainer is our Blended Protein and Blended Carb formulation that provides a fast and sustained release of MASS-building nutrients to keep your system anabolic all day. To help support the growth we also add specific nutrients that fuel recovery and stimulate maximum protein synthesis so you can pack on muscular weight, size and strength FAST!                                                  

• Blended protein for sustained release to maximize the anabolic window.
• Over 58.5 grams of protein per serve.
• Sustained release carbs for energy and to fuel growth.
• MASS support nutrients to stimulate growth and increase energy.