Inner Armour Whey Protein comes with a Lean Muscle Protein Powder Matrix Perfect for Post-Workout • A High Protein Meal Replacement. • 24g Protein • 100% Instantized • BCAA & Glutamine Infused The perfect addition to your daily nutritional regimen. Inner Armour® Lean Muscle Series Whey Protein is designed to boost the free lean muscle-building peptides while reducing cravings and increasing energy levels. Low temperature, micro-filtered whey protein, and whey protein hydrolysate have been clinically suggested to be the most highly digestible and bioavailable peptide chain food.