Challenge Testing: Cosmetic compliance guides
Plain-English guides to UK, EU and US cosmetic rules: safety reports, notifications, labelling, ingredients and shelf life. Written and checked by qualified safety assessors.
Challenge Testing
CPSR & Safety ReportsCosmetic Microbiological Testing Explained (UK & EU)
Learn how cosmetic challenge testing proves your preservative system works, when ISO 11930 testing is required, and why it is essential for water-based products and CPSR compliance.
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CPSR & Safety ReportsThe Cosmetic Challenge Test (Preservative Efficacy) Explained
Learn how cosmetic challenge testing proves your preservative system works, when ISO 11930 testing is required, and why it is essential for water-based products and CPSR compliance.
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CPSR & Safety ReportsDo Cosmetics Need Lab Testing? (UK & EU Guide)
Learn which cosmetic tests are required for UK and EU compliance, including stability testing, challenge testing, microbiological testing, SPF testing and CPSR requirements.
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