C18-38 ALKYL HYDROXYSTEAROYL STEARATE is graded A (Safe) by Expert·ING, based on COSING, FDA regulatory data.

C18-38 ALKYL HYDROXYSTEAROYL STEARATE

Safety grade: A

This is a synthetic wax-like substance made from fatty acids and oils. It's designed to make cosmetic products feel smooth and luxurious on the skin while keeping all the ingredients properly mixed together.

This ingredient makes products feel silky and moisturizing, prevents separation of oil and water components in formulas, and helps control how thick or thin the product is.

Graded using: COSING, FDA.

Last verified: May 26, 2026