What Is Caprylyl Glycol?

1,2-Octanediol, also known as caprylyl glycol, is a diol with the molecular formula CH₃(CH₂)₅CHOHCH₂OH. It is a common component of many creams and ointments, where it is used as a skin conditioning agent. It is also noted to have some antimicrobial ability.

What does caprylyl glycol do for the skin?

Caprylyl glycol is a humectant, meaning it's a substance that helps the skin retain water. "Humectants are used in the formulation of lotions, moisturizers, and cleansers in order to help lock in moisture," explains Solomon. "This is important to prevent dry skin while also slowing down signs of aging.

Is caprylyl glycol natural?

Caprylyl glycol is an alcohol derived from caprylic acid—a natural fatty acid found in the milk of some mammals, as well as palm and coconut oils. Ours is naturally derived from coconut.