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Cosmetic ingredient dictionary

Diglycerin in cosmetics: what it is and what it does

Diglycerin is a cosmetic ingredient that holds water in the skin or the product. Open Beauty Facts finds it in 26 products, most often sunscreen.

By Bravoora teamUpdated Sources checked 2 sourcesHow we check

What does Diglycerin do in a product?

In a cosmetic product, Diglycerin holds water in the skin or the product and keeps the skin in good condition. The EU’s CosIng database lists these jobs for it: humectant and skin conditioning.

humectantskin conditioning

What is Diglycerin?

Diglycerin is a dimer of Glycerin.

CAS number
59113-36-9, 25618-55-7
EC number
261-605-5, *607-759-2
CosIng reference
75728

Which products contain Diglycerin?

Open Beauty Facts finds Diglycerin in the ingredient lists of 26 of the 22,021 products it has a list for, most often sunscreen, skincare and body creams.

  • Sunscreen7
  • Skincare3
  • Body creams2

Products with it, by country of sale: Turkey 4 · France 3 · Sweden 3 · Norway 3.

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

On these listsHumectants

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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