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

HEPTADECANE

Safety grade: A

This lightweight oil is derived from petroleum and works as a smoothing agent in cosmetics, helping products glide on easily and feel silky on skin. It also helps keep formulas stable and prevents them from separating over time, making it a common ingredient in foundations, primers, and other makeup products.

Graded using: COSING.

Last verified: June 9, 2026