The ingredient, explained
Alanyl Glutamine
L-Alanyl L-glutamine
Ingredient guide
What it is and what it does
About this ingredient: EU CosIng ingredient registry (via Open Beauty Facts taxonomy) ↗
- Humectant
- Helps attract and retain moisture.
- Skin conditioning
- A broad cosmetic role for maintaining skin condition. It does not identify a particular clinical benefit.
Function definitions: European Commission ingredient function definitions (SCCNFP/0299/00, pages 16 to 20) ↗
Registry functions describe possible formulation roles, not results for a finished product. A dictionary entry is not an approval or a safety assessment.
A closer look
What the research shows
Exact dipeptide local trial concerns enteral or intravenous metabolic support in critically ill patients, not skin outcomes or cosmetic safety. No transfer from free glutamine or systemic ICU use; bounded screen only.
Research review checked Oct 1, 2026
Bounded local and exact-name indexed primary source search; absence is not proof of no research.
Ingredient research is not proof that a product containing this ingredient works.
Follow the formula
Products containing this ingredient
From the wider catalogue. Linked by the ingredient list, without an efficacy ranking.
Names and identifiers
- INCI name on ingredient lists
- ALANYL GLUTAMINE
- CAS registry number
- 39537-23-0
Sources for this ingredient record
- EU CosIng ingredient registry (via Open Beauty Facts taxonomy) ↗ · ODbL 1.0 (Open Beauty Facts database) · Recorded Aug 8, 2026