Results RNA brings the Results RNA - ACG Glutathione Extra Strength Immune Boost – to your fitness arsenal — here's what sets it apart.
L-Glutamine is the most abundant amino acid in muscle tissue — this keeps your levels topped up.
Results RNA's L-glutamine supplement supports gut health, immune function, and post-workout muscle recovery.
Formulated to help sustain energy levels throughout your day or workout.
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 $74.24 — a competitive price point for the US market.
Overall, a worthy contender in the glutamine space from Results RNA.
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.
Energy & Performance
Designed to fuel intense workouts and sustain energy levels throughout your training session.
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 | $74.24 | $67.00 | $20.98 | $24.50 |
| Per Serving | - | - | - | - |
| Servings | — | — | — | — |
| Lab Tested | ✗ | ✓ | ✓ | ✓ |
| Rating | 4.4 ★ | 4.7 ★ | 4.6 ★ | 4.6 ★ |
Common questions about this product — answered clearly and honestly.
Yes, this product is vegetarian-friendly. It does not contain any non-vegetarian ingredients.
As of our last check, this product does not have publicly listed third-party lab testing. Look for brands that offer Trustified, NABL, or Labdoor certifications for verified purity.
THORNE
THORNE - L-Glutamine Powder - Amino Acid Supplement for Immune System & GI Health - Promotes Post-Exercise Muscle Cell Repair* - NSF Certified for Sport - Gluten, Dairy & Soy-Free - 90 Servings
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
In-depth guides and articles to help you make a more informed choice.
