Best Glutamine by BPI Sports is a dietary supplement designed to support post-workout recovery and lean muscle building. It contains a blend of six advanced forms of glutamine, which helps replenish glutamine levels in the body that are depleted during strenuous exercise. This promotes muscle recovery, prevents muscle breakdown, and supports overall muscle health. The product comes in a peach mango flavor and is available in a 14.1-ounce (400 grams) container, providing 50 servings.