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Cosmetic ingredient dictionary

Methylpropanediol in cosmetics: what it is and what it does

Methylpropanediol is a cosmetic ingredient that dissolves other ingredients. Open Beauty Facts finds it in 185 products, most often body care.

By Bravoora teamUpdated Sources checked 2 sourcesHow we check

What does Methylpropanediol do in a product?

In a cosmetic product, Methylpropanediol dissolves other ingredients. The EU’s CosIng database lists this job for it: solvent.

solvent

What other names and numbers does Methylpropanediol have?

CAS number
2163-42-0
EC number
412-350-5
CosIng reference
78489

Which products contain Methylpropanediol?

Open Beauty Facts finds Methylpropanediol in the ingredient lists of 185 of the 22,021 products it has a list for, most often body care, face care and sunscreen.

  • Body care10
  • Face care10
  • Sunscreen10
  • Bath and shower8

Products with it, by country of sale: France 68 · Germany 23 · Norway 14 · Australia 12.

Counted on 13 October 2026 from Open Beauty Facts, which volunteers fill from real packs: it shows where Methylpropanediol 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

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