MEA-Hydrolyzed Silk
AKA “Monoethanolamine Hydrolyzed Silk
Synthetic
Ingredient Facts
Mea-hydrolyzed silk
AKA: Monoethanolamine Hydrolyzed Silk
Synthetic · Hair Conditioning · EWG: 3
Plant-Derived Synthetic
Skin Conditioner
Hair Care
Synthetic
Clean
Protein hydrolyzates, silk, product with 2-aminoethanol Science: Process: Hydrolysis | Functions: Hair Conditioning, Skin Conditioning Safety Ratings: CIR: Insufficient data EU Restriction: III/61
CAS #
92-44-4
Form
Liquid
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
Developed in the mid-20th century as a synthetic hair and skin conditioning agent. Created to replicate the smoothing and protective properties of natural silk protein in a water-soluble form suitable for cosmetic formulations.
Skin Types
all-skin-types
Best For
Loss of Elasticity
Melanin-Rich Skin
Suitable
Pregnancy & Breastfeeding Safe
Yes
EWG
3
CIR
Safe w/Qualifications
Pregnancy
Yes
CIR Safety Findings
all-shades-safe
Potential Sensitizer
Regulatory Status
USApermitted
EUpermitted
JAPANpermitted
CANADApermitted
Verified Feb 2026
Data: CosIng · EWG · CIR