L-Glutamine douglas_d Made with high-quality ingredients backed

Made with high-quality ingredients backed by verifiable science

Supports cellular and neuronal health‡

more than half of Americans are not consuming this amount on a daily basis

Unique ginkgo-phosphatidylserine sunflower phytosome complex for enhanced absorption and bioavailability‡

L-Glutamine douglas_d Made with high-quality ingredients backedL glutamine, the most prevalent amino acid in the bloodstream, is found in high concentration in the gastrointestinal tract, which is the greatest user of glutamine. Many factors can play a part in the depletion of glutamine, such as food allergies, and various bodily insults like injury, infection, chronic stress, and being malnourished. Intense exercise can also adversely lower the blood level of glutamine and, if intense training is repeated