Inorganic UV absorber / Pigment
CERIUM PHOSPHATE
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
An insoluble rare earth cerium salt used as an inorganic UV absorber and pigment in cosmetics. Low aqueous solubility and chemical stability give a favorable safety profile in finished topical products.
Skin benefits
- Acts as an inorganic UV absorber and pigment
- Thermally and chemically stable
- Low solubility minimizes systemic exposure
Known concerns
- Cerium dust inhalation can cause respiratory irritation
- Limited long-term dermal safety data for cosmetic use
- Not yet evaluated by CIR or SCCS for skincare
- Rare earth supply chain raises ethical sourcing questions
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve, so always read the physical product label and consult a healthcare professional for personal concerns.