Is Calcium Cerium Oxide safe in cosmetics?
Calcium Cerium Oxide has a safety rating of "MODERATE" in our database. EU status: permitted. US status: permitted.
Moderate
Cosmetic Ingredient
Calcium Cerium Oxide
INCI: CALCIUM CERIUM OXIDE
Calcium Cerium Oxide (CAS Not standardized (composite of CeO₂ + Ca; base cerium oxide CAS: 1306-38-3)) is a cosmetic cosmetic ingredient functioning as UV Absorber (protects the product, not the skin). EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database.
Auto-generated CPSR Part A draft with source citations
CAS Number
Not standardized (composite of CeO₂ + Ca; base cerium oxide CAS: 1306-38-3)
View industrial chemical safety profile →
Function
UV Absorber (protects the product, not the skin)
Safety Rating
MODERATE
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
Insufficient data — No published NOAEL; MoS cannot be calculated without toxicological dossier
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Calcium Cerium Oxide.
Calculate MoS for your specific formulation with the MoS Calculator.
Expert Verdict
Expert safety assessment and concern-level summary for Calcium Cerium Oxide.
Frequently Asked Questions
Is Calcium Cerium Oxide allowed in the EU?
Calcium Cerium Oxide EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Calcium Cerium Oxide do in cosmetics?
Calcium Cerium Oxide functions as: UV Absorber (protects the product, not the skin). It is classified as a cosmetic ingredient in our database. CAS number: Not standardized (composite of CeO₂ + Ca; base cerium oxide CAS: 1306-38-3).
Compliance Tools
Check Calcium Cerium Oxide compliance across multiple jurisdictions:
Ingredient Decoder
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82 Allergen Checker
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Substance Compliance
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MoS Calculator
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Heavy Metal Limits
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