L-glutamic acid HCl (hydrochloride) is a form of L-glutamic acid that is bound with hydrochloride to aid in absorption. L-glutamic acid is a nonessential amino acid that is used in nearly all living things in the biosynthesis of proteins. L-glutamic acid HCl is often used as a food seasoning, because it is recognized for its savory, umami flavor and its ability to enhance the flavors of otherwise bland dishes. L-glutamic acid HCl is commonly used as a food seasoning to add a savory flavor and to enhance the flavor of otherwise bland dishes. It is also useful as part of a preworkout or postworkout regimen, as it may help boost athletic endurance and aid workout recovery.* L-glutamic acid HCl also supports digestive health and may aid brain function.** These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.