Dipropylene glycol
On the label: Dipropylene Glycol · Solvent
What it is
A glycol solvent and humectant used in toners and fragrances.
Solvents: Solvents dissolve the other ingredients; water is the commonest, followed by alcohols and glycols.
Wikidata: Chemical compound. Q10395725 →
In the research
41 PubMed papers mention it with skin, cosmetics or hair; the three most recent:
- Insight Into the Role of Release Kinetics of Chemical Penetration Enhancer on Drug Diffusion in Drug-in-adhesive Patch · Pharmaceutical research, 2026
- TPGS Modified Phospholipid-free and Cholesterol-free Ethosomes Enhance Chemical Stability and Transdermal Permeation Of Retinol · AAPS PharmSciTech, 2026
- The study of transdermal delivery mechanism of liposomes using stratum corneum lipid membrane model · Colloids and surfaces. B, Biointerfaces, 2026
A paper is a paper, not a verdict: titles are listed so you can read them, and a study on cells or mice says little about a cream on a face.
Other solvents
Dew & Balm describes ingredients from the public record and makes no claim about what a product will do for you. Statements about dietary supplements have not been evaluated by the FDA. If a product causes a reaction, stop using it; a reaction that spreads or affects breathing is a call to a doctor or 911.