
The Natural Factors from Natural Factors is engineered to deliver results you can feel.
For those who train hard and need to bounce back faster, glutamine is a smart addition.
Natural Factors' L-glutamine supplement supports gut health, immune function, and post-workout muscle recovery.
Third-party tested, so you can have confidence in the label claims and purity.
A practical addition to your daily wellness routine.
Suitable for vegetarians, so you can supplement confidently on a plant-inclusive diet.
Priced competitively, offering solid value without cutting corners on quality.
Available at $24.47 — a competitive price point for the US market.
Overall, a worthy contender in the glutamine space from Natural Factors.
The brand behind this product — their story and what they stand for.
US-based supplement brand offering glutamine and gut health supplements.
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 | THORNE | BulkSupplements | Pure Encapsulations | |
|---|---|---|---|---|
| Price | $24.47 | $67.00 | $20.98 | $24.50 |
| Per Serving | - | - | - | - |
| Servings | — | — |
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 Third-party tested. Third-party lab testing verifies that the product contains what the label claims, giving you confidence in its quality and purity.
In-depth guides and articles to help you make a more informed choice.
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| Lab Tested | ✓ | ✓ | ✓ | ✓ |
| Rating | 4.6 ★ | 4.7 ★ | 4.6 ★ | 4.6 ★ |

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)