Glutamic acid is often used to treat hypochlorhydria and achlorhydria.
Please note that this section reports on claims that have not yet been substantiated
Glutamic acid may treat personality and childhood behavioral issues. It may also aid
in epilepsy and muscular dystrophy. It may also treat intellectual disorders.
Glutamic acid may be used to treat low blood sugar (hypoglycemia) in people with diabetes.
Amino acids (AAs) are available as individual AAs or in AA combinations. They also
come as part of multi-vitamins, proteins, and food supplements. The forms include
tablets, fluids, and powders.
Note that by eating enough protein in your diet, you get all of the amino acids you
For adults with hypochlorhydria or achlorhydria, the recommended dosage is 500–1000
mg per day. You should take it before meals or food.
There are no conditions that increase the nutritional needs for glutamic acid.
Side effects, toxicity, and interactions
Using a single amino acid supplement may lead to negative nitrogen balance. This can
decrease how efficient your metabolism is. It can also make your kidneys work harder.
In children, taking single amino acid supplements may also cause growth problems.
You should not take high doses of individual amino acids for long periods of time.
Women who are pregnant or breastfeeding shouldn’t use glutamic acid supplements.
People with maple syrup urine disease (MSUD) or cystinuria shouldn’t use glutamic
If you take too much glutamic acid, you may get systemic acidosis.