Cosmetic ingredient dictionary

Dimethyl Isosorbide in cosmetics: what it is and what it does

Dimethyl Isosorbide is a cosmetic ingredient that makes the product thicker or thinner. Open Beauty Facts finds it in 19 products, most often serums.

By Bravoora teamUpdated Sources checked 2 sourcesHow we check

What does Dimethyl Isosorbide do in a product?

In a cosmetic product, Dimethyl Isosorbide makes the product thicker or thinner and dissolves other ingredients. The EU’s CosIng database lists these jobs for it: viscosity controlling and solvent.

viscosity controllingsolvent

What other names and numbers does Dimethyl Isosorbide have?

CAS number
5306-85-4
EC number
226-159-8
CosIng reference
75870

Which products contain Dimethyl Isosorbide?

Open Beauty Facts finds Dimethyl Isosorbide in the ingredient lists of 19 of the 22,021 products it has a list for, most often serums.

  • Serums3

Products with it, by country of sale: United Kingdom 6 · Finland 4 · Morocco 4 · France 2.

Counted on 13 October 2026 from Open Beauty Facts, which volunteers fill from real packs: it shows where Dimethyl Isosorbide turns up, not how much of the market it is.

Bravoora reads this ingredient for everyone you shop for: an allergy or intolerance, a vegan or vegetarian diet, a calorie or protein goal, and the labels on supplements and skincare too. Build a profile · For dermatologists, dietitians and doctors

Sources

The job, the description and the EU annex entry are CosIng’s; the fragrance allergens are the EU Annex III names Bravoora’s label checker reads; the product counts are Open Beauty Facts’.

  1. European Commission: CosIng cosmetic ingredient database (functions, description, EU annex entry)
  2. Open Beauty Facts: product database, 77,506 products, read 13 October 2026, ODbL

Contains information from Open Beauty Facts, which is made available here under the Open Database License (ODbL). Read the licence · Download this dictionary’s data · How we check

Create a website profile with the things you avoid and the people you check for.

Build my profile

Saved to your account. On launch day, sign in to the app with the same email and carry on where you left off.