Flavored Gut L-Glutamine
Flavored Gut L-Glutamine
10.6 oz / 300 g Raspberry Lemonade Powder
Most flavored L-Glutamine powders contain artificial sweeteners & sugars, often resulting in an overly sweet taste. After 70 flavor trials, we developed this refreshing raspberry lemonade L-Glutamine. Free from artificial sweeteners & sugars, it's delicately flavored with organic raspberry & lemon to support your gut health.†
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: Citric Acid, Rice Extract, Organic Lemon Flavor, Organic Raspberry Flavor & Organic Stevia.
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 (6 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 flavored L-Glutamine when you want to make a refreshing drink using just water, and try our unflavored Gut L-Glutamine when you want to mix it with your favorite beverage without altering the taste. Both options make it easy and enjoyable to get your daily serving of L-Glutamine.











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

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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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What does L-Glutamine do for my gut health?
L-Glutamine is the primary fuel source for your intestinal lining cells. It helps maintain gut barrier function and supports your digestive tract†
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How do I take Gut L-Glutamine?
Mix 1 scoop (6g) with 8 ounces of water or sparkling water or your preferred beverage, 1-2 times daily. It dissolves instantly with no grit.
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How long before I see results?
Most people notice digestive health improvements within 2-4 weeks of consistent daily use, though some experience benefits sooner.
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What makes your L-Glutamine different from other brands?
Made in the USA from start to finish, third-party tested by independent labs, and contains no fillers.
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When is the best time to take it?
Between meals on an empty stomach for optimal absorption. Many people take it first thing in the morning or before bed.
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Is this tested and free from allergens?
Yes, it is independently tested and verified free from gluten, dairy, soy, and casein. It's also non-GMO and vegan.
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Do you offer a money-back guarantee?
60-day money-back guarantee, even if you've used the entire bottle. No questions asked. Applies to 1 bottle on your first order only.
Flavored Gut L-Glutamine
Raspberry Lemonade