Dioctyl Dimer Dilinoleate

AKA: Emollient Ester

Synthetic

Emollient

Skin Conditioner

Not Clean

Dioctyl Dimer Dilinoleate is a cosmetic ingredient. Assessed as safe by the CIR.

CAS #

129423-60-5

Form

Liquid

Functions

Emollient

Fills in the tiny cracks between skin cells to make everything feel smooth and soft. The "silky finish" ingredient.

Skin Conditioning

A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.

Traditional Use

A synthetic ester derived from linoleic acid, developed for cosmetic use. Functions as an emollient with enhanced skin conditioning properties.

EWG

CIR

Safe as used

Pregnancy

Yes

CIR Safety Findings

medical-approval

all-shades-safe

Phototoxicity Concern

Regulatory Status

USA✔ permitted

EU⚠ restricted

JAPAN⚠ restricted

CANADA⚠ restricted

Regulatory Agencies

Skin Types

●all-skin-types

Best For

Dryness

Pregnancy & Breastfeeding Safe

Yes

The paper trail

🔬Peer-reviewednone on file

⚖️Regulatory0 listings

🛡️Safety-assessed1 review →

Counts, not a verdict. A listing isn't a study. The trail, you decide.

Verified Jun 2026

Data: CosIng · EWG · CIR