Glutamic Acid

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Feed your mind to support cognitive health and memory with the amino acid nutrition of Swanson Glutamic Acid. Although it is found in tissues throughout the body, glutamic acid is best known as a “brain food” thanks to the fundamental role it plays in learning and memory. Glutamic acid can be converted as needed into glutamine, a crucial amino acid that can often be depleted during times of increased stress or intense physical exercise. Our veggie capsules are an economical source of premium-quality glutamic acid for your mind and body.


Supplement Facts

Serving Size 1 Veggie Capsule

Servings Per Container 60

Amount Per Serving % Daily Value
L-Glutamic Acid 500 mg *

*Daily Value not established.

Other Ingredients: Calcium laurate, hypromellose (vegetarian capsule), silica.

Suggested Use: As a dietary supplement, take one veggie capsule two times per day with water between meals.

Warning: For adults only. Consult your healthcare provider before using this or any product if you are pregnant or nursing, taking medication or have a medical condition.

Storage Instructions: Keep out of reach of children. Do not use if seal is broken. Store in a cool, dry place.




  1. What are the benefits of taking Swanson L-Glutamic Acid?
    Swanson L-Glutamic Acid provides 500 mg of L-glutamic acid, a naturally occurring amino acid that supports protein synthesis, nervous system function and overall wellness. L-glutamic acid plays an important role in amino acid metabolism and serves as a precursor to several important compounds involved in normal cellular function. This vegan-friendly formula is a convenient way to supplement your daily amino acid intake as part of a balanced diet and healthy lifestyle.
  2. How does L-glutamic acid support healthy nervous system function?
    L-Glutamic acid is one of the most abundant amino acids in the body and plays a key role in normal nervous system function. It serves as a precursor to gamma-aminobutyric acid (GABA), an important neurotransmitter involved in maintaining normal nerve signaling. Swanson L-Glutamic Acid provides nutritional support for healthy nervous system function and overall wellness.
  3. What is the difference between L-glutamic acid and L-glutamine?
    Although they are closely related amino acids, L-glutamic acid and L-glutamine have different roles in the body. L-Glutamic acid is involved in amino acid metabolism, protein synthesis and normal nervous system function, while L-glutamine is more commonly associated with supporting intestinal health, immune function and muscle recovery. Swanson L-Glutamic Acid provides 500 mg of pure L-glutamic acid to support everyday wellness and healthy cellular function.
  4. Is L-glutamic acid a naturally occurring amino acid?
    Yes. L-glutamic acid is a naturally occurring, non-essential amino acid, meaning the body can produce it on its own, and it is also obtained through a variety of protein-rich foods. It plays an important role in protein synthesis, amino acid metabolism and normal nervous system function. L-glutamic acid also serves as a precursor to several biologically important compounds, including gamma-aminobutyric acid (GABA), a neurotransmitter involved in normal nerve signaling.In addition to being produced by the body, L-glutamic acid is naturally found in foods such as meat, poultry, fish, eggs, dairy products, soy foods, legumes and whole grains.
  5. Why choose Swanson L-Glutamic Acid instead of other amino acid supplements?
    Swanson L-Glutamic Acid delivers 500 mg of pure L-glutamic acid. This single-ingredient formula provides targeted nutritional support for healthy nervous system function, amino acid metabolism and overall wellness. It can also be used alongside other amino acid supplements as part of a comprehensive nutrition and wellness routine.
  6. Is Swanson L-Glutamic Acid 500 mg suitable for special dietary needs?
    Yes. Swanson L-Glutamic Acid 500 mg is vegan, non-GMO, dairy free and gluten free, making it an excellent choice for individuals following a plant-based lifestyle or those with common dietary preferences and sensitivities. As always, review the complete Supplement Facts and ingredient list to ensure the product meets your individual dietary needs and preferences.