Regulatory Status
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Safety Data
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Expert Verdict
CI 77491 (Fe2O3, 1309-37-1), CI 77492 (FeOOH, 51274-00-1), CI 77499 (Fe3O4, 1317-61-9). EU: Annex IV Part 1 listed colorant under EC 1223/2009; permitted without restriction in all cosmetic product types when purity requirements are met. US: Approved color additive under 21 CFR 73.2250, exempt from batch certification; permitted including eye area; only synthetically prepared forms permitted; As ≤3 ppm, Pb ≤10 ppm, Hg ≤3 ppm.
Regulatory Flags
Frequently Asked Questions
Is Iron Oxides safe in cosmetics?
CI 77491 (Fe2O3, 1309-37-1), CI 77492 (FeOOH, 51274-00-1), CI 77499 (Fe3O4, 1317-61-9). EU: Annex IV Part 1 listed colorant under EC 1223/2009; permitted without restriction in all cosmetic product types when purity requirements are met. US: Approved color additive under 21 CFR 73.2250, exempt from batch certification; permitted including eye area; only synthetically prepared forms permitted; As ≤3 ppm, Pb ≤10 ppm, Hg ≤3 ppm. The EU classifies Iron Oxides as "permitted". Safety rating: EXCELLENT.
Is Iron Oxides allowed in the EU?
Iron Oxides EU regulatory status: permitted. Maximum allowed concentration: Annex IV permitted colorants for eye-area use (CI 77491, 77492, 77499); purity: arsenic ≤3 ppm, lead ≤10 ppm, mercury ≤1 ppm. This is based on EU Regulation 1223/2009 and its amendments.
What does Iron Oxides do in cosmetics?
Iron Oxides functions as: Inorganic colorant; provides black, red, yellow, and brown shades in waterproof mascara, eyeliner, and color cosmetics; must be uniformly dispersed in wax matrix. It is classified as a Colorant in our database. CAS number: 1309-37-1; 51274-00-1; 1317-61-9.
What is the Margin of Safety for Iron Oxides?
not established The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.
Compliance Tools
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Related Ingredients
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