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What Is L-Glutamine?

L-Glutamine is a nonessential amino acid that plays an important role in metabolic function. It is used by the body to fuel the cells and is the most common amino acid found in the human body. 

L-Glutamine Benefits

Often taken as part of a preworkout regimen, L-Glutamine is most commonly used by athletes and bodybuilders to help boost exercise endurance and to aid in recovery. L-Glutamine may also supports immune function, contribute to healthy metabolic function, and benefit gut and digestive health.

  • Help boost athletic endurance
  • Aid exercise recovery
  • Fortify immune function
  • Support healthy metabolic function
  • Promote digestive and gut health
  • Contribute to overall health and wellness
Supplement Facts
Serving Size: 1000 milligrams
Servings Per Container: -
Amount Per Serving % Daily Value
L-Glutamine 1000 mg *
* Daily Value not established.
Other Ingredients: None
Free of: Added Sugar, Soy, Dairy, Yeast, Gluten, Additives

Suggested Use: As a dietary supplement, take 1000 mg (about 1/3 tsp) once or twice daily preferably before a workout, or as directed by a physician.

Store in a dry, cool, place

Always consult your health care provider before taking any supplements. Pregnant or lactating women, people with existing medical conditions, or people taking medications should consult their health care provider/s before taking any dietary supplement. If you experience any adverse condition after taking this dietary supplement, discontinue use immediately and consult your health care provider.

Keep out of reach of children.

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.

Customer Reviews
4.8 Based on 4,078 Reviews
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Jasiu W.
United States United States
I recommend this product
1st order

My1st time ordering from and it was a great experience. The products were packaged well and arrived in a timely manner. Would order again

Bettyjo C.
United States United States
I recommend this product
L- Glutamine

I'm waiting to also get the small pkge of l-cystine powder in bulk. You've been sold out lately. Would love to know when you get more available. Thanks. Overall buying experience was great. Thank you for quick service!

Michael M.
United States United States
I recommend this product
Great Quality and Great Price

Very intuitive website, easy to find products, easy to place order, fast delivery. As good as it gets. The prices at the 1 kg level are the best I have found on the internet.

Lisa R.
United States United States
I recommend this product

Seems to be helping my digestive system.

Dusty F.
United States United States
I recommend this product
Leaky gut repair

Enjoying the healing effects of this product.

Rebecca T.
United States United States
I recommend this product
Bulk Supplements Rock!

This company always has what I need and shipping is fast. Thank you so much.