Phytosteryl Ricinoleate
AKA “Phytosterol Ricinoleate, Plant Sterol Castor Oil Ester
Skin Conditioning
Ingredient Facts
Phytosteryl ricinoleate
AKA: Phytosterol Ricinoleate, Plant Sterol Castor Oil Ester
Skin Conditioning · Hair Conditioning · EWG: 4
Synthetic
Skin Conditioner
Hair Care
Plant Oil
Not Clean
12-Hydroxy-9-octadecenoic acid, phytosterols ester
Form
Liquid
See origin →
Functions
Hair Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
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 modern synthetic ester combining phytosterols with fatty acids from castor oil. Developed for cosmetic formulations as an emollient and skin-conditioning ingredient.
Skin Types
all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Verified Jun 2026
Data: CosIng · EWG · CIR