1-PENTEN-3-OL is graded A (Safe) by Expert·ING, based on COSING regulatory data.

1-PENTEN-3-OL

Safety grade: A

This is a small organic compound that has a fresh, green, and slightly fruity scent. It is commonly found naturally in some plants and fruits and is used to recreate or enhance natural aromas.

It is used in cosmetic products as a fragrance ingredient to add or contribute to a pleasant scent in the final product.

Graded using: COSING.

Last verified: May 26, 2026