Hydrolyzed Potato Protein

AKA: Potato Protein Hydrolysate, Hydrolyzed Potato Proteins
Synthetic
Skin Conditioner
Hair Care
Clean
Hydrolyzed Potato Protein is the hydrolysate of potato protein derived by acid, enzyme or other method of hydrolysis
CAS #
169590-59-4
Form
Powder
State
Solid
Functions
Antistatic
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
Potatoes have been used historically as food but were not traditionally applied to skin. The hydrolyzed potato protein was developed in the 20th century as a plant-based protein source for cosmetic conditioning benefits.
EWG
1
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Skin Types
all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing
🛡️Safety-assessed2 reviews
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: CosIng · EWG · CIR