5-METHYL-BETA-IONONE is graded A (Safe) by Expert·ING, based on COSING regulatory data.

5-METHYL-BETA-IONONE

Safety grade: A

This is a synthetic fragrance ingredient that produces a pleasant floral, woody, and violet-like scent. It is commonly used to give cosmetic products a fresh, appealing aroma.

It is used in cosmetic products solely to add or enhance fragrance, making the product more pleasant to smell for the consumer.

Graded using: COSING.

Last verified: May 26, 2026