Glutamine comprises as much as 50% of the total free amino acid found in your muscle and during training its used for various metabolic functions, including producing energy. In fact, a hard training session can result in a significant decrease in plasma glutamine concentration, Up to 30%. Glutamine also serves as a primary cellular fuel source. Thats why weve designed Platinum Glutamine as an added edge for your toughest training session. Post Training Recovery Support Glutamine has many important physiological functions in the body such as playing a vital role in supporting protein synthesis. HPLC-Tested & Ultra-Pure Each serving contains 5g of premium glutamine with no fillers or additives. Its HPLC-tested and verified. Great Mix Factor MuscletechTM Platinum Glutamine is flavorless and odorless, mixing easily with your favorite drinks, protein shakes, and smoothies. Incorporate into your training regime and enjoy the results.