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

NATAMYCIN

Safety grade: A

Natamycin is a natural antifungal substance produced by soil bacteria that works like a microscopic shield against mold and yeast. It's been safely used in food preservation for decades and is now used in cosmetics for the same protective purpose.

Natamycin prevents the growth of mold, yeast, and other fungi in cosmetic products, keeping them fresh and preventing spoilage without using synthetic preservatives.

Graded using: COSING.

Last verified: May 26, 2026