Hexyl Isostearate
molecular structure · PubChem
AKA: Hexyl isooctadecanoate, HEXYL 16-METHYLHEPTADECANOATE, 94247-25-3, Heptadecanoic acid, Hexyl ester, 1026180-50-6
Plant-Derived
Emollient
Skin Conditioner
Plant Oil
Not Clean
The CIR Expert Panel concluded that the alkyl esters, listed subsequently, are safe in the present practices of use and concentration described in this safety assessment when formulated to be non-irritating.
Effective at 37.51%
Formula
C24H48O2
Mol. Weight
368.60
CAS #
94247-25-3
Form
Liquid
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.
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 synthetic ester created as a skin conditioning agent in modern cosmetics. Formulated to mimic the feel of natural skin oils while providing improved spreadability and absorption.
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Concentration Guide
0.02%
75.0%
0%100%
Reported use
CIR reported use: 0.02-75 | 0.02-74 | 27-40
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: PubChem · CosIng · EWG · CIR