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Oat Amino Acids
AKA “Avena sativa amino acids, Oat protein amino acids, Hydrolyzed oat amino acids”
Acid
Ingredient Facts
Oat amino acids
AKA: Avena sativa amino acids, Oat protein amino acids, Hydrolyzed oat amino acids
Acid · Hair Conditioning · EWG: 1
Synthetic
Skin Conditioner
Hair Care
Amino Acid
Acid
Clean
Amino acids, oat
Effective at 0.05%
CAS #
222400-43-3
Form
Powder
See origin →
Functions
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.
Locks in moisture
Traditional Use
Derived from oat proteins, which have been used in traditional medicine for millennia to soothe irritated skin. Modern extraction isolates amino acids to enhance skin conditioning and barrier repair in contemporary skincare.
Skin Types
●all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
EWG
1
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
medical-approval
all-shades-safe
Phototoxicity Concern
Concentration Guide
0.0003%
0.1%
0%0%
Effective Range
CIR reported use: 0.0003-0.1
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Jun 2026
Data: CosIng · EWG · CIR