Castor oil (Ricinus communis), hydrogenated, ethoxylated, monododecanoate (20 mol EO average molar ratio)
Effective at 0.28%
Family
Euphorbiaceae (Spurge family)
Plant Part
Seed
CAS #
61788-85-0
Form
Oil
See origin →
Functions
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Locks in moisture
Traditional Use
A synthetic cosmetic emulsifier created by combining hydrogenated castor oil, lauric acid, and polyethylene glycol. Developed in the late 20th century to replace animal-derived emulsifiers while maintaining the historical benefits of castor oil in skincare.