THORNE L-Glutamine Powder, Amino Acid Supplement, 90 Servings | Supports Immune System & GI Health, Promotes Post-Exercise Muscle Cell Repair*, Gluten-Free, NSF Certified for Sport

Trusted: Thorne is trusted by 100+ professional sports teams and the #1 most recommended clinical brand by consumers and health-care practitioners (Based on a 2026 independent survey of US supplement consumers and health-care practitioners). 3rd Party Contents Certified: This product has been third-party tested and certified to verify what's in the package matches what's on the label. Additional Support: Supports cellular repair and collagen formation*. Multiple Benefits: Promotes GI and nerve health and healthy immune function*. Muscles: Supports muscle recovery after exercise or injury*.