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Researched by Helena DeMaria-Williams

Formula IngredientAmino Acid

Sarcosine

INCI: Sarcosine

Sarcosine (N-methylglycine) is the N-methyl derivative of glycine, a naturally occurring amino acid. In skincare, it functions as a skin conditioning agent with particular efficacy for normal to oily skin types. Clinical research published in the Journal of the American Academy of Dermatology (2021) supports its use in topical formulations for improving skin condition in warm, humid environments.

Category

Amino Acid

Irritation Risk

Low

Skin Types

normal, oily, combination skin, warm and humid climates

What does this do in a formula?

skin conditioning, sebum regulation, skin smoothing, improved skin texture

Is Sarcosine safe? Key considerations

Can Sarcosine cause irritation?

Low Risk

As a naturally occurring amino acid derivative, sarcosine is generally well tolerated. Not listed under EU CosIng Annex II or III restrictions.

Does Sarcosine increase sun sensitivity?

No Risk

Does not increase photosensitivity. No special sun protection measures required.

Is Sarcosine safe during pregnancy?

Safe

Sarcosine is a naturally occurring amino acid found in the body. No specific pregnancy concerns are noted for topical cosmetic use.

How does Sarcosine work?

Sarcosine (N-methylglycine) is the N-methyl derivative of glycine, a naturally occurring amino acid. In skincare, it functions as a skin conditioning agent with particular efficacy for normal to oily skin types. Clinical research published in the Journal of the American Academy of Dermatology (2021) supports its use in topical formulations for improving skin condition in warm, humid environments.