Ethylhexyl Isostearate
molecular structure · PubChem
AKA: Crodamol ois, Dub iso, 81897-25-8, 2-Ethylhexyl isostearate, 2-Ethylhexyl isooctadecanoate, Ethylhexyl isostearate [INCI]
Plant-Derived
Emollient
Skin Conditioner
Not Clean
Isooctadecanoic acid, 2-ethylhexyl ester
Effective at 37.51%
Formula
C26H52O2
Mol. Weight
396.70
CAS #
81897-25-8
Form
Liquid
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
Synthesized as a modern cosmetic emollient in the late 20th century to provide superior skin conditioning and a lighter feel than natural fatty acids. Designed for use in foundations, sunscreens, and moisturizers.
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