Gut L-Glutamine
Gut L-Glutamine
10.6 oz / 300 g Unflavored Powder
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.
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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: None.
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
Mix 1 scoop (5 g) with 8 ounces (240 ml) of water or your favorite beverage, 1-2 times daily, between meals or as directed by a healthcare professional.
Use this unflavored L-Glutamine powder when you want to mix it with your favorite beverage without altering the taste. For a refreshing option, try our Raspberry Lemonade flavored Gut L-Glutamine. Both options make it easy and enjoyable to get your daily serving of L-Glutamine.










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Made & Tested
In The USA
While most L-Glutamine is made in China, where quality standards can vary, Gut L-Glutamine is proudly made, packaged & tested right here in the USA from start to finish. Quality you can trust.



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?
We suggest taking it first thing in the morning, with or without food.
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How should I take it?
Mix one scoop of Gut L-Glutamine powder (scoop provided) with 8 fl oz (240 ml) of water, or your favorite beverage.
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How much should I take?
Start with 1 scoop in the morning. Each scoop provides 5 grams of L-Glutamine. If you want a second scoop, take it before dinner.
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How many servings / days supply?
Each tub contains 60 servings.
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How should I store this?
Gut L-Glutamine does not need to be refrigerated. Store it in a cool, dry place.
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Does it contain gluten, dairy or soy?
No. Plus, it is 3rd party verified gluten, dairy and soy free.
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Can children take Gut L-Glutamine?
We like to err on the safe side when it comes to children. So please consult with your child’s healthcare provider to determine if L-Glutamine is okay for them and what the appropriate dose would be.
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Can pregnant or nursing mothers take Gut L-Glutamine?
Since research involving expecting- and breastfeeding mothers taking L-Glutamine is lacking, we recommend you consult your physician before using this or any dietary supplement.
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Can I take it with my medications?
If you are taking any medications, please consult your physician before using this or any dietary supplement.
Gut L-Glutamine
Unflavored