Hydrogenated Polydodecene
AKA “Synthetic Polymer Emollient
Synthetic
Ingredient Facts
Hydrogenated polydodecene
AKA: Synthetic Polymer Emollient
Synthetic · Emollient · EWG: 4
Synthetic
Emollient
Solvent
Skin Conditioner
Hair Care
Synthetic
Clean
Hydrogenated Polydodecene is the hydrogenated homopolymer of Dodecene; 1-Dodecene homopolymer, hydrogenated Science: Process: Catalytic Hydrogenation | Functions: Binding, Hair Conditioning, Skin Conditioning - Emollient, Solvent, Viscosity Controlling Safety Ratings: CIR: Safe as used
CAS #
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Form
Powder
See origin →
Functions
Binding
Hair Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Emollient
Fills in the tiny cracks between skin cells to make everything feel smooth and soft. The "silky finish" ingredient.
Solvent
Dissolves other ingredients so they distribute evenly in the formula. Often the invisible "base" everything else is mixed into.
Viscosity Controlling
Locks In Moisture
Traditional Use
A synthetic hydrocarbon polymer developed mid-20th century for cosmetics. Designed as a stable, non-oxidizing replacement for natural plant oils in modern skincare and makeup.
Skin Types
all-skin-types
Best For
General
Melanin-Rich Skin
Suitable
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Safe
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Verified Feb 2026
Data: CosIng · EWG · CIR
Hydrogenated Polydodecene — Duck Heart Ghost