Undecane
Approved
Hydrocarbon
Also Known As
Undecane
CAS Number
1120-21-4
What It Does
Emollient; Solvent
Why Oh Daisey Rates It This Way
A lightweight hydrocarbon used as a natural alternative to volatile silicones. It improves spreadability and leaves a light skin feel. Current evidence supports safe cosmetic use.
Evidence Level
Strong
Sources
- https://cosmetics.ec.europa.eu/cosing/; https://www.cir-safety.org/