Supports gut health and muscle recovery.
Not directly for muscle growth like creatine. It's more about reducing soreness and improving recovery so you can train hard again sooner.
It's one of the main supplements for it. L-Glutamine is the primary fuel for your gut lining cells, helping to keep them healthy.
Yes. It's meant for consistent, daily use. No need to cycle it.
Click through to the studies bar for the evidence base.
See the dosing guide below.
Compare formats before buying.
Some ingredients build up over weeks. Others act fast.
The compound effect of consistent dosing.
Check the cautions section if you have a pre-existing condition.
Some ingredients you feel. Others just work in the background.
Timing isn't critical. Many take it post-workout for recovery or in the morning for gut health. Consistency is more important than timing.
Nope. They're related (MSG is a salt of glutamic acid), but they are not the same thing. Sensitivity to one doesn't mean sensitivity to the other.
You can take it with or without food. It might absorb slightly better on an empty stomach, but it's not a big deal.
Some people report this, but the evidence is weak. The theory is it provides an alternative energy source for the brain. Don't count on it.
Most research uses 5.0g daily. Below 2.0g, you're probably wasting money. Above 10.0g, no extra benefit. The curve plateaus. Safe upper limit ~ 20.0g.
L-Glutamine serves as a primary fuel source for intestinal cells (enterocytes), supports gut barrier function by promoting tight junction protein expression, and plays a role in immune cell proliferation and function. It also contributes to muscle glycogen synthesis and reduces muscle protein breakdown.
Research supports glutamine's role in gut health and immune function, especially in stressed or deficient individuals. Evidence for muscle recovery is less consistent but promising. More research is needed to fully understand the benefits for healthy individuals.
Protein-rich foods like beef, chicken, fish, dairy, and eggs. Also found in vegetables like cabbage and beets.
L-Glutamine interacts with other supplements and meds. The analyzer flags interactions, dose mismatches, and timing collisions across your whole list.
FDA Disclaimer: These statements have not been evaluated by the Food and Drug Administration. This information is for educational purposes only and is not intended to diagnose, treat, cure, or prevent any disease. Consult your healthcare provider before starting any supplement regimen.