Solvent
PHOSPHATE BUFFERED SALINE
Safety score · 0–100
Excellent
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A balanced salt solution (sodium phosphate + sodium chloride) tuned to match the body's pH and salinity. Used as a gentle carrier for actives; effectively as benign as the saline in eye drops.
Skin benefits
- Maintains physiological pH
- Isotonic compatibility with skin
- Excellent carrier for actives
- Non-irritating vehicle
Known concerns
- No significant concerns at cosmetic concentrations
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related solvents
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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.