Lean Pro Matrix is a complete lean muscle-building formula of essential nutrients to take your body to the Next Level. Lean Pro Matrix is a comprehensive and low calorie mix of proteins and other nutrients that work synergistically to deliver exactly what your body needs for optimal nutrition, rapid muscle repair and healthier lean muscle mass. So whether you’ve hit a frustrating plateau in your progress at the gym or just have difficulty gaining and maintaining lean muscle, you now have the help you need to reach your ideal physique goals.