C20-30 Glycol

Synthetic

Emollient

Emulsifier

Skin Conditioner

Not Clean

C20-30 alkane-1,2-diol

CAS #

223239-98-3

Form

Liquid

Functions

Emulsion Stabilising

Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.

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 humectant derived from petroleum or vegetable sources in the 20th century. Used to attract and retain moisture in skincare formulations.

EWG

CIR

Safe as used

Pregnancy

Yes

CIR Safety Findings

medical-approval

all-shades-safe

Potential Sensitizer

Regulatory Status

USA✔ permitted

EU⚠ restricted

JAPAN⚠ restricted

CANADA⚠ restricted

Regulatory Agencies

Skin Types

●all-skin-types

Best For

Dehydration

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