Is Synthetic Ruby safe in cosmetics?
Synthetic Ruby has a safety rating of "GOOD" in our database. EU status: permitted. US status: permitted.
Good
Cosmetic Ingredient
Synthetic Ruby
INCI: SYNTHETIC RUBY
Synthetic Ruby (CAS 12174-49-1 (aluminum oxide / corundum with chromium)) is a cosmetic cosmetic ingredient functioning as Bulking, Opacifying (analogous to synthetic sapphire — both are corundum-based). 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
12174-49-1 (aluminum oxide / corundum with chromium)
View industrial chemical safety profile →
Function
Bulking, Opacifying (analogous to synthetic sapphire — both are corundum-based)
Safety Rating
GOOD
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
Permitted for cosmetic use; aluminum oxide is GRAS
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Synthetic Ruby.
Calculate MoS for your specific formulation with the MoS Calculator.
Expert Verdict
Expert safety assessment and concern-level summary for Synthetic Ruby.
Frequently Asked Questions
Is Synthetic Ruby allowed in the EU?
Synthetic Ruby EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Synthetic Ruby do in cosmetics?
Synthetic Ruby functions as: Bulking, Opacifying (analogous to synthetic sapphire — both are corundum-based). It is classified as a cosmetic ingredient in our database. CAS number: 12174-49-1 (aluminum oxide / corundum with chromium).
Compliance Tools
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Substance Compliance
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MoS Calculator
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Heavy Metal Limits
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