Healthy Origins American-made l-glutamine is an amino acid produced by the body to serve as a building block for proteins. It also helps supply fuel to the immune cells inside your GI tract. L-glutamine is the most abundant amino acid found in your blood and muscle tissue. However, during times of stress or rigorous exercise, your natural levels of l-glutamine may be reduced. For this reason, many athletes choose to add supplemental l-glutamine to their diet and exercise regimen.

During the summer months products may arrive warm but stores and ships products in accordance with manufacturers' recommendations, when provided. Very mild taste and mixes well in most beverages. American-made l-glutamine!. Supports healthy immune function. Supports Muscle health. May help to optimize athletic performance.