Supplement Label Index

L-Glutamine Hydrochloride

L-Glutamine Hydrochloride is a unrated form of L-Glutamine, used in 83 on-market products and providing 80.0% elemental l-glutamine by weight.

83
on-market products
unrated
quality tier
80.0%
elemental fraction

Basis: C5H10N2O3 x HCl, 1:1 (glutamine 146.15 / 182.61)

Why this tier: Same amino acid delivered as a salt; no human study comparing glutamine HCl with free glutamine was located.

Trend

1813.594.5020122014201620182020202220242025

Brands using this form

BrandProducts
Universal8
GNC AMP Advanced Muscle Performance4
MMUSA4
Michael's Naturopathic Programs3
The Enclare Nutrition3
20S20 Nutrition2
Built By Nature2
Cognizance2
Douglas Laboratories2
Equate2
GNC Total Lean2
Kaya Naturals2
Love Me Nutrition2
Natures Craft2
Number One Nutrition2
Primal Pharm2
Stonehenge Health2
APOPTOSIS Nutraceuticals1
Airborne1
All American EFX1
Approved Science1
Arazo Nutrition1
Biotics Research Corporation1
Consumer Health1
CrazyBulk1