L-Glutamine
Also known as: Glutamine, L-Glutamic acid amide
Effective Dosage
5-10 g daily
✓ What the Science Says
L-Glutamine is an amino acid that plays a crucial role in protein synthesis and is important for gut health and immune function. It has been shown to help reduce muscle soreness and improve recovery after intense exercise, making it popular among athletes.
✗ What It Doesn't Do
L-Glutamine is often marketed as a miracle supplement for weight loss, muscle gain, or as a cure-all for digestive issues. However, there is no strong evidence to support these claims, and it should not be viewed as a substitute for a balanced diet or proper training.
Evidence-Based Benefits
L-Glutamine is an amino acid that plays a crucial role in protein synthesis and is important for gut health and immune function. It has been shown to help reduce muscle soreness and improve recovery after intense exercise, making it popular among athletes.
Strong EvidenceEffective at: 5-10 g daily
Source: auto-research
Absorption & Bioavailability
Good - L-Glutamine is well absorbed in the gastrointestinal tract.
Red Flags to Watch For
- 🚩 Watch for products claiming L-Glutamine can replace a balanced diet.
- 🚩 Beware of exaggerated claims about muscle gain or fat loss without supporting evidence.
Research Sources
- PubMed
- NIH DSLD
This information is for educational purposes only and is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Last updated: 2026-02-05