pH Adjuster
SODIUM METASILICATE
Safety score · 0–100
Caution
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
Sodium metasilicate — a strong alkaline industrial cleaner ingredient. It's corrosive to skin and eyes and isn't appropriate for leave-on cosmetics.
Function
Skin benefits
- Strong alkaline buffer used in cleaners and detergents
- Builder/sequestrant in laundry products
- Stable dry powder
Known concerns
- Highly alkaline — corrosive to skin and eyes (H314)
- Causes serious skin burns
- Not appropriate for leave-on cosmetics
- Restricted to industrial/cleaning use
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related ph adjusters
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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve — always read the physical product label and consult a healthcare professional for personal concerns.