Dipropylene Glycol
AKA “
Oxybispropanol, Dipropylenglykol, 6-heptandiol, EPA Pesticide Chemical Code 068604, RefChem:57330, Abelia seaweed refining mask, Abelia green tea energy mask, Abelia cucumber soothing mask
”
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Ingredient Facts
Dipropylene glycol
AKA: Oxybispropanol, Dipropylenglykol, 6-heptandiol, EPA Pesticide Chemical Code 068604, RefChem:57330, Abelia seaweed refining mask, Abelia green tea energy mask, Abelia cucumber soothing mask
Synthetic · Thickener · EWG: 4
WHAT IS IT?
Synthetic
Fragrance
Solvent
Clean
A lightweight humectant that helps fragrance blend smoothly into formulas while improving texture and spreadability on skin.
Solubility
greater than or equal to 100 mg/mL at 75 °F (NTP, 1992)
Formula
C12H28O6
Mol. Weight
268.35
CAS #
110-98-5, 25265-71-8
State
Thick odorless, colorless liquid. Sinks and mixes with water. (USCG, 1999)
See origin →
WHAT'S IT DO?
Functions
Fragrance
Added for scent. Can be natural or synthetic. Common irritant and allergen — one of the top reasons people react to products.
Solvent
Dissolves other ingredients so they distribute evenly in the formula. Often the invisible "base" everything else is mixed into.
Thickener
Viscosity Controlling
Dissolves other ingredients
Controls product thickness
Skin Types
●
all-skin-types
Best For
General
Melanin-Rich Skin
Suitable
IS IT SAFE?
EWG
4
CIR
Insufficient
Pregnancy
—
CIR Safety Findings
Not a Sensitizer
all-shades-safe
Regulatory Status
USA
under review
CANADA
✔ permitted
Regulatory Agencies
EWG
CIR
FDA
Health Canada
WHAT'S IT IN?
(11)
holi (lash) growth mascara
Agent Nateur
→
the lash growth duo
Agent Nateur
→
Royal Tulip Vitamin C Facial Oil
Bloom Effects
→
The Hand-Lip Moisture Duo
Nécessaire
→
The Hand Duo
Nécessaire
→
The New Tendency Duo
Nécessaire
→
The New Tendency Complete Set
Nécessaire
→
The Hand Cream + The Tube Key
Nécessaire
→
Multi-Retinol Night Emulsion
Marie Veronique
→
Face to Chest Hydration Mask
Marie Veronique
→
Multi Retinol Night Emulsion
Credo Beauty
→
WHAT'S THE PROOF?
NTP toxicology and carcinogensis studies of dipropylene glycol (CAS No. 25265-71-8) in F344/N rats and B6C3F1 mice (drinking water studies).
National Toxicology Program technical report series, 2004
→
Final Report on the Safety Assessment of Butylene Glycol, Hexylene Glycol, Ethoxydiglycol, and Dipropylene Glycol
Cosmetic Ingredient Review (CIR) Expert Panel
International Journal of Toxicology
→
Dipropylene Glycol
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Verified Feb 2026
Data: PubChem · CosIng · EWG · CIR