Potato Starch Modified
AKA: Modified potato starch, Modified starch
Synthetic
Clean
Potato starch, reaction products with haloethylaminodipropionic acid, degree of substitution per glucose less than 0,1
CAS #
221897-48-9
Form
Powder
Functions
Viscosity Controlling
Controls Viscosity
Anti-Aging Benefits
Antioxidant Protection
Reduces Inflammation
Traditional Use
Potato starch has been used as a natural powder and absorbent in cosmetics since the 18th century. Modified versions were developed in the 20th century through chemical or enzymatic treatment to improve functionality, absorption, and performance as a thickener and texture modifier.
EWG
1
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Concentration Guide
Dermal absorption: 2%. Source: CIR Safety Assessment (CIR Seq 680).
Regulatory Agencies
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewed1 paper →
⚖️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