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Undecylenoyl Collagen Amino Acids
AKA “Undecylenoyl Collagen Amino Acids”
Acid
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Ingredient Facts
Undecylenoyl collagen amino acids
Acid · Cleansing · EWG: 4
Synthetic
Cleanser
Marine
Amino Acid
Acid
Not Clean
Amino acids, collagen, 10-undecenoyl derivatives
CAS #
162260-09-5
See origin →
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.
Skin Types
●all-skin-types
Best For
Loss of Elasticity
Pregnancy & Breastfeeding Safe
Yes
EWG
4
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
Verified Jun 2026
Data: CosIng · EWG · CIR