INCI · other · CIR review pending · used in 56 products
Allantoin
Allantoin (CAS #97-59-6) is a chemical compound (Urea, (2,5-Dioxo-4-Imidazolidinyl)-) that occurs naturally in the roots and leaves of the comfrey plant, though the form used in cosmetic products is most commonly produced synthetically. Its official CosIng functions are listed as skin conditioning, skin protecting, and soothing. It is considered a super common cosmetic ingredient and carries an irritancy rating of 0.
Evidence level
moderateEWG score
—Comedogenic
0/5Category
other● Benefits
Allantoin is well-regarded for its soothing and skin-softening properties, as well as its skin-protecting effects. It is also noted to promote wound healing.
soothingbarrier-supporthydrating
● Cautions
