Optimum Nutrition Glutamine Powder

Glutamine: One of the most important building blocks of protein

Optimum Nutrition’s GLUTAMINE POWDERdelivers 5 g of the amino acid L-Glutamine in every serving. Muscle is broken down during your workout. After training, your body uses protein to repair the muscle fibres. Glutamine is one of the important building blocks of protein. Glutamine comprises more than 60% of the free amino acid pool in skeletal muscle and greater than 20% of total circulating amino acids.