4,8-DIMETHYL-4,9-DECADIENAL is graded A (Safe) by Expert·ING, based on COSING regulatory data.

4,8-DIMETHYL-4,9-DECADIENAL

Safety grade: A

This is a synthetic fragrance molecule that produces a fresh, floral, or citrus-like scent. It is used in small amounts to give cosmetic products a pleasant smell.

This ingredient is used in cosmetic products solely to add or enhance fragrance, giving products an appealing scent.

Graded using: COSING.

Last verified: May 26, 2026