Sodium Sulfate
A simple salt.
What it does
A salt that thickens shampoos and body washes. It's often left over from making cleansers.
Good to know
Not the foaming kind of sulfate Clovi flags. Also used in food (E 514). EU food scientists (EFSA) reviewed it in 2019.
Often found in: Shower gels, Shampoos, Toothpastes
Around the world
- United States: No FDA limit. The FDA doesn't approve cosmetic ingredients before sale. Source
- EU and UK: No special limit in the EU or UK. Source
- Canada: Not on Health Canada's Hotlist of restricted ingredients. Source
- Australia: No limit in Australia's Poisons Standard. Source
Sources
- EFSA: Re-evaluation of sulfuric acid and its sodium, potassium, calcium and ammonium salts (E 513-517) as food additives (2019) (Independent)
- PubChem: Sodium sulfate (Independent)
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