Dihexyldecyl Adipate
AKA “Bis(2-hexyldecyl) adipate, ADIPIC ACID, DIHYEXYLDECYL ESTER, HEXANEDIOIC ACID, 6-BIS(2-HEXYLDECYL) ESTER, RefChem:587649, (+-)-DIHEXYLDECYL ADIPATE, DIHEXYLDECYL ADIPATE [INCI]
Synthetic
Ingredient Facts
Dihexyldecyl adipate
AKA: Bis(2-hexyldecyl) adipate, ADIPIC ACID, DIHYEXYLDECYL ESTER, HEXANEDIOIC ACID, 6-BIS(2-HEXYLDECYL) ESTER, RefChem:587649, (+-)-DIHEXYLDECYL ADIPATE, DIHEXYLDECYL ADIPATE [INCI]
Synthetic · Emollient · EWG: 4
Synthetic
Emollient
Solvent
Skin Conditioner
Synthetic
Clean
A lightweight conditioning agent that helps skin feel soft and smooth while allowing other ingredients to blend seamlessly into the formula.
Formula
C38H74O4
Mol. Weight
595.00
Form
Liquid
See origin →
Functions
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.
Locks In Moisture
Traditional Use
Synthetic ester designed for cosmetic emollients and skin conditioning. Formulated to provide lightweight moisture without the heaviness of traditional plant-based oils.
Skin Types
all-skin-types
Best For
Dryness
Melanin-Rich Skin
Suitable
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Insufficient
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USAunder review
EUrestricted
JAPANrestricted
CANADArestricted
Final Report on the Safety Assessment of Adipic Acid Dihydrazide
Cosmetic Ingredient Review (CIR) Expert Panel
International Journal of Toxicology
1,4-Butanediol/Succinic Acid/Adipic Acid/HDI Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
Adipic Acid
European Commission
EU Cosmetic Ingredient Database (CosIng)
Adipic Acid/CHDM/MA/Neopentyl Glycol/Trimellitic Anhydride Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
Adipic Acid/Neopentyl Glycol/Trimellitic Anhydride Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
Dihexyldecyl Adipate
European Commission
EU Cosmetic Ingredient Database (CosIng)
Trimethylpentanediol/Adipic Acid/Glycerin Crosspolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
Adipic Acid
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Adipic Acid/Neopentyl Glycol/Trimellitic Anhydride Copolymer
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Trimethylpentanediol/Adipic Acid/Glycerin Crosspolymer
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Toxicity of adipic acid.
Kennedy GL Jr
Drug and chemical toxicology, 2002
Allergic Contact Dermatitis to Trimethylpentanediol/Adipic Acid/Glycerin Crosspolymer in a Lip Balm.
Lockmann A, Schill T, Schubert S, Buhl T
Contact dermatitis, 2026
Verified Feb 2026
Data: PubChem · CosIng · EWG · CIR