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

DIACETIN

Safety grade: A

Diacetin is a clear liquid that acts like a carrier fluid in cosmetic products. It's derived from glycerin and helps dissolve and mix other ingredients together smoothly.

As a solvent, diacetin helps dissolve active ingredients and fragrances in cosmetic formulas, ensuring they blend evenly throughout the product for better performance and stability.

Graded using: COSING.

Last verified: May 26, 2026