Undecylenoyl Collagen Amino Acids

Synthetic

Cleanser

Marine

Amino Acid

Acid

Not Clean

Amino acids, collagen, 10-undecenoyl derivatives

CAS #

162260-09-5

Functions

Antistatic

Cleansing

Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.

Cleansing

Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.

Boosts collagen production

Traditional Use

A modern cosmetic ingredient combining undecylenic acid with collagen peptides. Developed to provide antimicrobial benefits while delivering protein-derived conditioning properties to skin and hair.

EWG

CIR

Safe as used

Pregnancy

Yes

CIR Safety Findings

Not a Sensitizer

medical-approval

all-shades-safe

Regulatory Status

USA✔ permitted

EU⚠ restricted

JAPAN⚠ restricted

CANADA⚠ restricted

Regulatory Agencies

EWG CIR FDA EU COSING Health Canada

Skin Types

●all-skin-types

Best For

Loss of Elasticity

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