Rate My SPF

Alanyl Glutamine

What Alanyl Glutamine is & what it does

Alanyl Glutamine is a dipeptide made of the two amino acids alanine and glutamine joined together. In skincare and sunscreen formulas it functions as a skin conditioning and humectant-like agent that can support a soft, hydrated surface feel. Because it is built from common amino acids, it is a small, water-compatible ingredient that blends easily into water-based formulas.

What does Alanyl Glutamine do in skincare?

It is a dipeptide of the amino acids alanine and glutamine, used as a skin conditioning and humectant-like agent. It can help support a soft, hydrated surface feel. Being small and water-compatible, it blends easily into water-based formulas.

Is Alanyl Glutamine safe?

Built from two common amino acids, it is generally considered a mild, well-tolerated cosmetic ingredient at normal use levels. As with any ingredient, individual reactions are possible, so patch testing is reasonable for sensitive skin. People with specific concerns can consult a qualified professional.

Is Alanyl Glutamine natural or synthetic?

It can be described as nature-identical and is typically produced synthetically or by fermentation. The individual amino acids occur in nature, but the finished dipeptide used in cosmetics is generally manufactured for purity and consistency.

Sunscreens with Alanyl Glutamine

We rate 6 sunscreens that contain it:

← All ingredients