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.
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EU Omnibus VIII (Regulation 2026/78): What It Bans
Learn what EU Omnibus VIII (Regulation 2026/78) changed for cosmetics, including new CMR bans and restrictions, the strict 1 May 2026 deadline, affected ingredients and the compliance steps brands need to take.
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Cosmetic Regulation Changes in 2026: UK & EU Guide
Discover the key 2026 cosmetic regulation changes in the UK and EU, including new ingredient bans, CMR restrictions, labelling updates, different deadlines and the compliance steps brands need to take.
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Cosmetic Skin Safety & Patch 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 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 ReportsCosmetic Stability Testing Explained (UK & EU)
Learn how cosmetic stability testing determines shelf life, supports PAO and best-before dates, and ensures your product remains safe, effective and compliant throughout its intended lifespan.
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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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UV Filters in Cosmetics: Annex VI & Sunscreen Rules
Learn how Annex VI regulates cosmetic UV filters, SPF claims, sunscreen testing and nano ingredients to ensure UK and EU sun protection products remain compliant.
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Cosmetic Preservatives Explained: Annex V (UK & EU)
Learn how Annex V cosmetic preservatives work, which products need preservation, when challenge testing is required, and how to choose a compliant preservative system for UK and EU cosmetics.
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Restricted Cosmetic Ingredients: Annex III Explained
Learn how Annex III restricted cosmetic ingredients work, including concentration limits, leave on and rinse off rules, mandatory warnings and UK/EU compliance requirements
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CPSR & Safety ReportsBanned Cosmetic Ingredients: Annex II Explained (UK & EU)
Learn what Annex II of the UK and EU Cosmetic Regulation covers, why banned cosmetic ingredients still appear through contaminants, and how to keep prohibited substances out of your formulations.
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Cosmetic Ingredient Annexes Explained (UK & EU Guide)
Learn how the UK and EU cosmetic ingredient annexes work, including banned substances, restricted ingredients, approved colourants, preservatives and UV filters for compliant formulations.
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