L-Glutamine Powder — 5,000 mg per serving, 200 Servings — Physical Vitality & Immune Wellness Support*
LifeSource Vitamins L-Glutamine Powder delivers 5,000 mg of pharmaceutical-grade L-glutamine per serving to help support physical vitality, immune wellness, and gut comfort for people who want flexible, high-potency amino acid support. As a conditionally essential amino acid, it serves as an important building block that contributes to muscle comfort after exercise, immune cell function, and intestinal lining support. Unflavored powder mixes easily and makes it simple to customize your daily intake and support your active lifestyle and overall wellness goals.*
✅ Family-Owned Since 1992
✅ GMP-Certified Facilities
✅ 3rd-Party Tested
⭐ Trusted by over 100,000 customers with over 7,000 5-star reviews
Key Benefits
- Supports physical vitality and muscle comfort after exercise*
- Contributes to immune wellness*
- Assists with gut lining comfort and digestive wellness*
- Provides flexible high-potency powder form*
Key Ingredients
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L-Glutamine — 5,000 mg per serving. Conditionally essential amino acid traditionally used to support physical vitality, immune function, and gastrointestinal comfort.*
Pure, unflavored powder for easy mixing.*
Who May Benefit Most
- Active individuals and athletes seeking post-exercise support*
- Those looking to support immune wellness*
- People interested in gut comfort and digestive wellness*
- Anyone wanting high-potency, customizable amino acid powder*
Independently 3rd-Party Tested
Identity • Purity • Potency • Label Accuracy
Produced in FDA-registered, GMP-certified facilities.
See Our Testing Results →
Why Trust LifeSource Vitamins
Since 1992, LifeSource Vitamins has remained committed to providing high-quality supplements made with carefully selected ingredients and rigorously tested for identity, purity, potency, and label accuracy. As a family-owned company, we believe you deserve transparency, consistency, and products you can trust to support your wellness goals.
Wellness Research & Education
LifeSource Vitamins evaluates wellness research and educational resources from respected organizations including the National Institutes of Health (NIH), Mayo Clinic, Harvard Health, Johns Hopkins Medicine, Cleveland Clinic, Mount Sinai, and other trusted health resources.
- Research has explored L-Glutamine as a conditionally essential amino acid.*
- Studies have evaluated its role in supporting physical activity and recovery.*
- Traditionally used to support immune wellness and gastrointestinal comfort.*
Suggested Use
Mix 1 scoop (5g) with water or juice, 1–2 times daily, or as advised by a healthcare professional. If pregnant, nursing, taking medications, or have a medical condition, consult your physician. Keep out of reach of children.*
Product Specifications
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Serving Size — 1 Scoop (5g)
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Servings Per Container — 200
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Form — Unflavored Powder
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Free From — Non-GMO, gluten-free, no artificial flavors or preservatives*
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Quality — 3rd-party tested for identity, potency & purity
Questions? Contact our friendly team at support@lifesourcevitamins.com.
LifeSource Vitamins — Proudly American — Since 1992
*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.
Supports muscle recovery, exercise performance, immune function & gut health: 5,000 mg L-Glutamine. 3rd-Party Tested. LifeSource Vitamins | Trusted Since 1992.*
