Solvent
DIPROPYLENE GLYCOL
Safety score · 0–100
Good
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A common glycol solvent — versatile and gentle, used to dissolve fragrances and actives. Decades of cosmetic use with very low irritation potential.
Function
Skin benefits
- Solvent for fragrance and actives
- Humectant
- Improves formula flexibility
- Lower volatility than propylene glycol
Known concerns
- Mild eye irritation in concentrate
- Standard formulation caveats
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
PubChem
U.S. NIH compound data, GHS hazard codes and toxicity literature.
Related solvents
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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve — always read the physical product label and consult a healthcare professional for personal concerns.