murphyHydrolyzed Lupine Protein
molecular structure · PubChem
AKA: Enzyme or othermethod of hydrolysis
Synthetic
Skin Conditioner
Hair Care
Synthetic
Clean
OriginDerived from lupine plant seeds, a legume species native to Mediterranean and temperate regions. Produced through enzymatic hydrolysis of lupine proteins into smaller peptide chains for cosmetic use.
Hydrolyzed Lupine Protein is a cosmetic ingredient. Rated low hazard by EWG.
CAS #
73049-73-7
Form
Powder
State
Solid
Skin Types
●all-skin-types
Best For
General
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.
Reduces Static
Conditions Hair
Conditions Skin
Softens & Smooths
Reduces Flyaways
Detangles Hair
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory0 listings
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
1
CIR
Insufficient
Pregnancy
—
CIR Safety Findings
Not Phototoxic
Lab (in vitro) test found no phototoxicity in the CIR safety assessment (CIR 733)
Not a Skin Irritant
2 studies / 2 not irritating (CIR 733)
Not a Sensitizer
2 studies / 2 not sensitizing (CIR 733)
Eye Irritant in Testing
2 studies / 2 irritating / reactions slight to weak (CIR 733)
Concentration Guide
Leave-on0.0001–0.99%
Rinse-offNot reported
0%50%100%
CIR reported use · report published 2022
Regulatory Agencies
Verified Jun 2026
Data: CosIng · EWG · CIR