SD ALCOHOL 40-C is graded A (Safe) by Expert·ING, based on COSING, FDA regulatory data.

SD ALCOHOL 40-C

Denatured Alcohol

Safety grade: A

SD Alcohol 40-C is a purified form of alcohol that has been treated to make it undrinkable. It's a clear liquid that evaporates quickly and is commonly used in skincare and cosmetic products.

This ingredient helps tighten and refresh the skin (astringent), dissolves other ingredients to keep them mixed together (solvent), and adjusts the thickness of products to achieve the right consistency.

Graded using: COSING, FDA.

Last verified: May 26, 2026