Neopentyl Glycol Dicaprylate/Dipelargonate/Dicaprate

AKA: 3-PROPANEDIOL, 3-Propanediol, Dimethylolpropane
Synthetic
Emollient
Skin Conditioner
Not Clean
Fatty acids, C8-10, diesters with 2,2-dimethyl-1,3-propanediol
Formula
C5H12O2
Mol. Weight
104.15
CAS #
126-30-7
Form
Liquid
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.
Emollient
Fills in the tiny cracks between skin cells to make everything feel smooth and soft. The "silky finish" ingredient.
Locks In Moisture
Traditional Use
A multi-ester complex developed for contemporary cosmetic formulations to optimize texture, absorption, and stability while providing light moisturizing benefits.
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USApermitted
CANADApermitted
Regulatory Agencies
Skin Types
all-skin-types
Best For
General
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: PubChem · CosIng · EWG · CIR