Cosmetic ingredient dictionary

Dipotassium Phosphate in cosmetics: what it is and what it does

Dipotassium Phosphate is a cosmetic ingredient that stops the pack corroding. Open Beauty Facts finds it in 44 products, most often cleansers.

By Bravoora teamUpdated Sources checked 2 sourcesHow we check

What does Dipotassium Phosphate do in a product?

In a cosmetic product, Dipotassium Phosphate stops the pack corroding and keeps the product's acidity steady. The EU’s CosIng database lists these jobs for it: anticorrosive and buffering.

anticorrosivebuffering

What other names and numbers does Dipotassium Phosphate have?

CAS number
7758-11-4
EC number
231-834-5
CosIng reference
75739

Which products contain Dipotassium Phosphate?

Open Beauty Facts finds Dipotassium Phosphate in the ingredient lists of 44 of the 22,021 products it has a list for, most often cleansers, toothpastes and eye makeup remover.

  • Cleansers5
  • Toothpastes2
  • Eye makeup remover2
  • Face care2

Products with it, by country of sale: United States 20 · France 4 · Germany 3 · Netherlands 3.

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