Gut L-Glutamine Capsules
Gut L-Glutamine Capsules
120 Capsules Unflavored Capsules
Most L-Glutamine is made overseas where quality standards vary. We believe in uncompromising quality. That is why every step - from manufacturing to packaging to testing - happens right here in the USA. Quality you can trust.
Complete Transparency,
No Hidden Surprises
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Gluten, dairy & soy free
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No proprietary blends
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No unnecessary fillers
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Third-party lab tested
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Vegan & non-GMO
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Made in USA L-Glutamine
Supplement Facts & Ingredients
Supplement Facts & Ingredients

Other Ingredients: Vegetable Capsule (Hypromellose), Microcrystalline Cellulose and Ascorbyl Palmitate..
Third Party Tested
Third Party Tested
We partner exclusively with ISO 17025 accredited laboratories here in the USA to test for common allergens, heavy metals and microbiological contaminants. View certificate of analysis below.
How To Enjoy
How To Enjoy
Take 2 capsules (1 g), 1-3 times daily, or as directed by a healthcare professional.
Enjoy these capsules for on-the-go convenience. For a larger serving, mix our Gut L-Glutamine powder into your favorite beverage - available in unflavored or raspberry lemonade flavor.










Trusted by 1000s for better gut health

What Makes Us Different
Most supplement companies cut corners where you can't see - using overseas manufacturing, skipping independent testing and loading products with gut-irritating fillers. We take the harder, more expensive path because your gut health deserves better than “industry-standard”.


Third-Party Tested In The USA
Most companies only test their products internally - we do both. Our formulas get tested in-house, then verified again by independent ISO-certified labs where scientists screen for contaminants and validate our allergen-free promises. Because we believe your gut health journey deserves nothing less than exceptional quality.


Verified Customer Reviews

60-Day Money Back Guarantee
We stand behind
every bottle.
Try any Essential Stacks product completely risk-free for 60 days. Not satisfied? Get a full refund - even if the bottle is empty. No questions asked, no explanations needed.

Frequently Asked Questions
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When should I take Gut L-Glutamine capsules?
We recommend taking it first thing in the morning, with or without food.
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How much should I take?
2 capsules will deliver 1,000mg of L-Glutamine.
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How many servings / days supply?
With 120 capsules in every bottle, you get 60 servings, which can last anywhere from 30-60 days.
Gut L-Glutamine Capsules
Unflavored