The THORNE - L-Glutamine Powder - Amino Acid Supplement for Immune from THORNE is engineered to deliver results you can feel.
Glutamine supports gut health and muscle recovery — this is a clean, effective option.
THORNE's L-glutamine supplement supports gut health, immune function, and post-workout muscle recovery.
NSF Certified for Sport — tested for banned substances and label accuracy, making it a trusted choice for competitive athletes.
A practical addition to your daily wellness routine.
Suitable for vegetarians, so you can supplement confidently on a plant-inclusive diet.
A premium-tier product for those willing to invest in top-shelf formulations.
Available at $67.00 — a competitive price point for the US market.
A well-rounded offering from THORNE that checks the right boxes for most users.
The brand behind this product — their story and what they stand for.
Physician-trusted supplement brand used by elite athletes and partnered with Mayo Clinic. NSF Certified for Sport.
Understand which fitness goals this product is best suited for.
General Health
A solid addition to your daily wellness routine, supporting overall nutrition and vitality.
Track how the price has changed over the last 90 days on Amazon.com.
See how this product compares to similar options in its category.
| This Product | BulkSupplements | Pure Encapsulations | Nutricost | |
|---|---|---|---|---|
| Price | $67.00 | $20.98 | $24.50 | $15.95 |
| Per Serving | - | - | - | - |
| Servings | — | — | — | — |
| Lab Tested | ✓ | ✓ | ✓ | ✓ |
| Rating | 4.7 ★ | 4.6 ★ | 4.6 ★ | 4.5 ★ |
Common questions about this product — answered clearly and honestly.
Yes, this product is vegetarian-friendly. It does not contain any non-vegetarian ingredients.
Yes, this product has been lab tested by NSF Certified for Sport. Third-party lab testing verifies that the product contains what the label claims, giving you confidence in its quality and purity.
BulkSupplements
BulkSupplements.com L-Glutamine Powder - Glutamine Supplement, for Recovery & Gut Health - Unflavored & Gluten Free, 5g (5000mg) per Serving, 500g (1.1 lbs) (Pack of 1)
Pure Encapsulations
Pure Encapsulations L-Glutamine 500 mg - Supplement for Immune and Digestive Support, Gut Health and Lining, Metabolism, and Muscle Support* - with Free-Form L-Glutamine - 90 Capsules
Nutricost
Nutricost L-Glutamine 800mg, 180 Capsules - Gluten Free, Non-GMO
NOW Foods
NOW Foods Sports Nutrition, L-Glutamine Pure Powder, Nitrogen Transporter*, Amino Acid, 1-Pound
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