Cosmetic ingredient dictionary
Potassium Nitrate in cosmetics: what it is and what it does
Potassium Nitrate is a cosmetic ingredient that cares for teeth and mouth. Open Beauty Facts finds it in 75 products, most often toothpastes.
By Bravoora teamUpdated Sources checked 2 sourcesHow we check
What does Potassium Nitrate do in a product?
In a cosmetic product, Potassium Nitrate cares for teeth and mouth, and soothes the skin. The EU’s CosIng database lists these jobs for it: oral care and soothing.
What other names and numbers does Potassium Nitrate have?
- CAS number
- 7757-79-1
- EC number
- 231-818-8
- CosIng reference
- 37002
Which products contain Potassium Nitrate?
Open Beauty Facts finds Potassium Nitrate in the ingredient lists of 75 of the 22,021 products it has a list for, most often toothpastes, sensitivity toothpastes and mouthwash.
Products with it, by country of sale: France 16 · Germany 11 · Australia 8 · Netherlands 5.
Counted on 13 October 2026 from Open Beauty Facts, which volunteers fill from real packs: it shows where Potassium Nitrate 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’.
- European Commission: CosIng cosmetic ingredient database (functions, description, EU annex entry)
- 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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