Cosmetic ingredient dictionary
Steareth-30 in cosmetics: what it is and what it does
Steareth-30 is a cosmetic ingredient that lets oil and water mix, so the product can wash dirt away. Open Beauty Facts finds it in 22 products, most often toothpastes.
By Bravoora teamUpdated Sources checked 2 sourcesHow we check
What does Steareth-30 do in a product?
In a cosmetic product, Steareth-30 lets oil and water mix, so the product can wash dirt away, cleans the skin, hair or teeth, and turns a liquid into a gel. The EU’s CosIng database lists these jobs for it: surfactant, cleansing and gel forming.
What other names and numbers does Steareth-30 have?
- CAS number
- 9005-00-9 (Generic)
- CosIng reference
- 79060
Which products contain Steareth-30?
Open Beauty Facts finds Steareth-30 in the ingredient lists of 22 of the 22,021 products it has a list for, most often toothpastes and mouthwash.
Products with it, by country of sale: France 14 · Norway 6 · Netherlands 1 · Denmark 1.
Counted on 13 October 2026 from Open Beauty Facts, which volunteers fill from real packs: it shows where Steareth-30 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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