Trimethylpentanediol/Adipic Acid/Glycerin Crosspolymer

AKA: Polyester Resin, Trimethylpentanediol Adipate Glycerin Crosspolymer
Synthetic
Skin Conditioner
Acid
Clean
OriginDerived from plant-based sources including glycerin, adipic acid, and trimethylpentanediol components. Synthesized through polycondensation and crosslinking reactions combining these plant-derived and synthetic monomers.
Hexanedioic acid, crosspolymer with 2,2,4-trimethyl-1,3-pentanediol and 1,2,3-propanetriol
Form
Liquid
State
Solid
Skin Types
●all-skin-types, gentle
Best For
Dehydration
Pregnancy & Breastfeeding Safe
Yes
Functions
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Draws water to skin
Locks in moisture
Strengthens skin barrier
The paper trail
🔬Peer-reviewed1 paper →
⚖️Regulatory1 listing →
🛡️Safety-assessed1 review →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
1
CIR
Safe
Pregnancy
Yes
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Jun 2026
Data: CosIng · EWG · CIR