PENTANEDIONE is graded A** (Safe) by Expert·ING, based on COSING regulatory data.

PENTANEDIONE

Safety grade: A**

Pentanedione is a small organic compound that has a pleasant, sweet aroma similar to caramel or butter. It's used to add fragrance and appealing scent to cosmetic products.

This ingredient is used as a fragrance component to provide a pleasant smell to cosmetic formulations.

Graded using: COSING.

Last verified: May 26, 2026