Sodium/TEA-Undecylenoyl Collagen Amino Acids
molecular structure · PubChem
AKA: Protein Derivative
Plant-Derived
Cleanser
Skin Conditioner
Hair Care
Marine
Amino Acid
Acid
Not Clean
Amino acids, collagen, 10-undecenoyl derivatives, sodium salts, 2,2',2''-nitrilotrisethanol salts
CAS #
210545-23-6; 616-91-1; 1188-37-0; 2490-97-3; 35305-74-9
Functions
Antistatic
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Hair Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
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 ingredient combining antifungal undecylenic acid with collagen-derived amino acids. Developed to provide both therapeutic (antifungal) and cosmetic (conditioning) benefits in a single complex molecule.
Skin Types
●all-skin-types
Best For
Acne
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewed1 paper →
⚖️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