Challenge Test: 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 Test
CPSR for Whipped Soap (UK & EU Guide)
Discover the essential compliance requirements for whipped soap in the UK and EU. Learn why water content makes preservation, challenge testing, surfactant selection, pH control, and a CPSR essential before your product can be legally sold.
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CPSR for Hand Cream (UK & EU Guide)
Learn how to sell handmade hand creams legally in the UK and EU. Discover why water-based emulsions require preservation, challenge testing, a CPSR, compliant labelling, and the key compliance steps every cosmetic maker should follow.
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Product Information FileHow Much Does a CPSR Cost in the UK & EU? (2026 Price Guide)
Learn how much a CPSR costs in the UK and EU, what affects pricing, when laboratory testing increases costs, how variants reduce fees, and what should be included in a professional Cosmetic Product Safety Report.
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CPSR & Safety ReportsIs a CPSR a 'Test'? The CPSR Test Myth Explained
Many brands search for a “CPSR test,” but a CPSR is not a lab test. It is a qualified safety assessment that may rely on stability, challenge, microbiological, or other test results to prove a cosmetic product is safe and compliant.
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Assessor-signed CPSR, PIF and UK/EU notification for your cosmetic, from £75 per product.