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

ISOVALERIC ACID

Safety grade: A

Isovaleric acid is an organic compound that occurs naturally in small amounts in certain foods and is also produced synthetically. It has a distinctive strong, pungent smell that is used in very small quantities to create complex fragrance profiles.

This ingredient is used in cosmetic fragrances to add depth and character to scent formulations, contributing a subtle fermented or cheese-like note that enhances the overall fragrance complexity.

Graded using: COSING.

Last verified: May 26, 2026