INCI · humectant · CIR review pending · used in 1 products
Theanine
Theanine (INCI: Theanine) is an amino acid derivative chemically known as N-Ethyl-L-Glutamine, with CAS number 3081-61-6. It is listed in the CosIng database with official functions of emollient, humectant, and skin conditioning. It appears as an ingredient across a range of toners, serums, creams, and cleansers from various skincare brands.
Evidence level
weakEWG score
—Comedogenic
—Category
humectant● Benefits
Theanine functions as a moisturizer and humectant to help attract and retain moisture in the skin, while its emollient properties support a smoother skin feel. It also provides general skin conditioning benefits.
hydratingskin-conditioning
● Cautions
