Peanut Oil PEG-6 Esters
molecular structure · PubChem
AKA: PEG-6 peanut oil esters
Plant-Derived
Emollient
Skin Conditioner
Not Clean
Peanut (Arachis hypogaea L., Leguminosae) oil, transesterifiaction products with polyethylene oxide (6 mol EO average molar ratio)
Effective at 12.3%
Family
Fabaceae (Legume family)
Plant Part
Nut
CAS #
68440-49-3
Form
Oil
Functions
Emollient
Fills in the tiny cracks between skin cells to make everything feel smooth and soft. The "silky finish" ingredient.
Locks In Moisture
Traditional Use
A modern synthetic ingredient developed in the mid-20th century by polyethylene glycol modification of peanut oil. Created to improve the spreadability and water-solubility of peanut oil for use in contemporary cosmetic formulations.
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Concentration Guide
0.6%
24.0%
0%34%
Reported use
CIR reported use: 0.6-24
Regulatory Agencies
Skin Types
●all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed1 review →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: CosIng · EWG · CIR