TEA-Lauroyl Keratin Amino Acids
AKA: TEA Lauroyl Keratin, Triethanolamine Lauroyl Keratin Amino Acids
Plant-Derived
Cleanser
Skin Conditioner
Hair Care
Amino Acid
Acid
Not Clean
Amino acids, keratin, dodecanoyl derivatives, 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.
Skin 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.
Locks in moisture
Traditional Use
A modern cosmetic ingredient combining triethanolamine, lauric acid, and hydrolyzed keratin amino acids, developed to provide conditioning and strengthening benefits particularly for hair care products.
EWG
4
CIR
Safe as used
Pregnancy
Yes
Restricted By
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Agencies
Skin Types
●all-skin-types
Best For
Rough Texture
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