PROPYLENE CARBONATE
Propylene carbonate is an organic liquid also known as propylene glycol cyclic carbonate. In cosmetics, it is used in small amounts as a supporting component: it is not a plant oil, an extract, or an active ingredient intended to change the appearance of skin on its own.
PROPYLENE CARBONATE: what it is
Propylene carbonate is an organic liquid also known as propylene glycol cyclic carbonate. In cosmetics, it is used in small amounts as a supporting component: it is not a plant oil, an extract, or an active ingredient intended to change the appearance of skin on its own.
Its ring-shaped structure and affinity for different substances help explain why this liquid can be included in very different preparations. The name on a label may resemble propylene glycol, but they are not the same substance: propylene carbonate is a related cyclic compound with its own behavior in a mixture.
PROPYLENE CARBONATE: what it does in cosmetics
In a formula, propylene carbonate works as a solvent: it helps incorporate or keep distributed components that need a compatible liquid medium. That can help a gel, cream, or makeup product remain more uniform, without meaning that the ingredient alone hydrates skin, treats dark spots, or delivers another visible skin result.
It is also used to adjust viscosity, meaning how fluid or thick a product feels when it leaves the package and when it is applied. That adjustment supports the preparation's texture and spreadability; the result a person notices depends on the full formula, the amounts used, and the other ingredients.
PROPYLENE CARBONATE: conditions and care
There is a relevant difference between the neat ingredient and a finished product: in a clinical study, undiluted propylene carbonate caused moderate skin irritation. At 5% and 10% in aqueous solutions, no irritation or sensitization was observed; concentration and formula matter.
Products containing this ingredient
See which products include it and the name used in each composition.
