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Cosmetic ingredient dictionary

Zinc Sulfate in cosmetics: what it is and what it does

Zinc Sulfate is a cosmetic ingredient that slows the growth of microbes on the skin. The EU allows it only with limits or conditions. Open Beauty Facts finds it in 84 products, most often bath and shower.

By Bravoora teamUpdated Sources checked 3 sourcesHow we check

What does Zinc Sulfate do in a product?

In a cosmetic product, Zinc Sulfate slows the growth of microbes on the skin, helps against plaque and tightens the skin. The EU’s CosIng database lists these jobs for it: antimicrobial, antiplaque, astringent and oral care.

antimicrobialantiplaqueastringentoral care

What other names and numbers does Zinc Sulfate have?

CAS number
7446-19-7, 7733-02-0, 7746-20-0
EC number
231-793-3
CosIng reference
38978

Is Zinc Sulfate restricted in the EU?

Yes, it has limits. The EU allows it only with limits or conditions of use, such as a maximum amount or a warning on the label (Annex III of Regulation 1223/2009, entry 24).

The annex entry sets the exact limits, the products it may be used in and any warning the label must carry.

Which products contain Zinc Sulfate?

Open Beauty Facts finds Zinc Sulfate in the ingredient lists of 84 of the 22,021 products it has a list for, most often bath and shower, shower gels and mouthwash.

  • Bath and shower12
  • Shower gels9
  • Mouthwash8
  • Toothpastes7
  • Shampoos7

Products with it, by country of sale: France 42 · Germany 10 · Turkey 5 · United States 4.

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

On these listsRestricted in the EU

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
  3. EU Regulation 1223/2009 on cosmetic products (the annexes)

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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