Colorant
ALUMINUM
Safety score · 0–100
Moderate
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
Aluminum metal — used as a powder colorant (CI 77000) and, in compound forms, as antiperspirant. EU recently tightened limits over systemic-exposure concerns. Cancer and Alzheimer's links remain unproven but unresolved.
Skin benefits
- Imparts metallic sheen and opacity as colorant (CI 77000)
- Provides slip and adhesion in pressed powders
- Functions as antiperspirant active in some forms
- Long manufacturing track record
Known concerns
- EU 2023 caps for antiperspirant use after systemic exposure reassessment
- Theoretical Alzheimer's/breast-cancer signals remain unproven but persistent
- Heavy-metal accumulation potential if dermal barrier is impaired
- Inhalation hazard in loose-powder applications
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related colorants
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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.