Imidazolidinone ●
TL;DR. This ingredient is used mainly as a small polar conditioning and humectant-support material, helping improve skin or hair feel and reduce static in water-based formulas.
What does Imidazolidinone do in a cosmetic formula?
This ingredient is used mainly as a small polar conditioning and humectant-support material, helping improve skin or hair feel and reduce static in water-based formulas.
Is Imidazolidinone clean?
From a clean-beauty perspective, it has friction because it is a synthetic heterocyclic urea and is adjacent to chemistry associated with formaldehyde-releasing preservative systems. It is not a common clean-standard staple, and brands may flag it for impurity and sensitization-screening reasons rather than for routine irritation at low levels.
Is Imidazolidinone sustainable?
This material is generally synthetic and typically tied to petrochemical or commodity chemical feedstocks rather than renewable agricultural sourcing. It is water soluble and not expected to bioaccumulate strongly, but its biodegradability profile is less straightforward than common plant-derived humectants.
Is Imidazolidinone COSMOS-approved?
It is not generally aligned with COSMOS-natural or COSMOS-organic standards as a standard cosmetic ingredient because it is a synthetic cyclic urea outside the usual permitted natural, mineral, or approved nature-derived classes. From a Green Chemistry view, it scores weakly on renewable sourcing and certification fit, though its small, water-soluble structure is preferable to persistent hydrophobic polymers.
How does Imidazolidinone work chemically?
The molecule is a small five-membered cyclic urea, with a carbonyl group flanked by two nitrogen atoms, which makes it highly polar and able to participate in hydrogen bonding. It is most compatible with aqueous systems and is not typically used as an oil-phase active, broad-spectrum preservative, or high-load film former.
Last updated 2026-05-13