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EU cosmetics regulation guides and resources

In-depth articles on EU cosmetics regulation, ingredients, compliance, and monitoring. Content organised by topic so you find what you need fast.

Regulatory Fundamentals

The legal framework governing cosmetics in the EU: what CosIng is, how the Annexes work, and what defines a cosmetic product.

Allowed colorants in EU cosmetics: Annex IV of Regulation 1223/2009 explained

Complete guide to Annex IV of Regulation (EC) 1223/2009: the positive-list principle for colorants, the Colour Index (CI) numbering system, the salts-and-lakes rule, purity criteria, verified examples with CI numbers and conditions, the hair-colourant carve-out, and nano colorants like Carbon Black and Titanium Dioxide.

11 min

Nanomaterials in EU cosmetics: the definition, the [nano] label, Article 16 and the 2024 bans

Complete guide to nanomaterials under Regulation (EC) 1223/2009: the legal definition (Art. 2(1)(k)), the dual notification duty (CPNP + the six-month Article 16 notification), the [nano] labelling rule (Art. 19(1)(g)), the authorised nano UV-filters and colorants, and the substances Regulation (EU) 2024/858 prohibited in 2025.

12 min

The EU retinol restriction (Regulation 2024/996): new Vitamin A limits, deadlines and the mandatory warning

Complete guide to the EU retinol restriction under Commission Regulation (EU) 2024/996: the new Vitamin A limits (0.05% RE in body lotion, 0.3% RE in other leave-on and rinse-off products), the 1 November 2025 and 1 May 2027 deadlines, the mandatory "Contains Vitamin A" warning, the SCCS rationale, and the other substances the same regulation restricts.

11 min

Allowed preservatives in EU cosmetics: Annex V of Regulation 1223/2009 explained

Complete guide to Annex V of Regulation (EC) 1223/2009: the positive-list principle, the legal definition of preservative (Art. 2(1)(l)), verified examples with CAS numbers and concentrations (phenoxyethanol, parabens, MIT), formaldehyde releasers, the 2026/78 amendment, and the 6 most common compliance traps.

12 min

CMR substances in cosmetics: what they are, what Art. 15 prohibits, and how to verify them

What CMR classification means (carcinogenic, mutagenic, toxic for reproduction) under the CLP Regulation, what Article 15 of Regulation 1223/2009 establishes, how the Omnibus mechanism adds new prohibitions to Annex II, and two real cases — Lilial and Zinc Pyrithione — that illustrate the difference between categories.

12 min

EU Cosmetics Regulation (EC) No 1223/2009: the complete guide

Regulation (EC) 1223/2009 governs EU cosmetics: structure, responsible person, CPNP, PIF, Annexes, animal testing ban and amendment mechanism.

14 min

EU Microplastics Restriction in Cosmetics (Regulation 2023/2055): Deadlines, Definitions and Which Ingredients Apply

Regulation (EU) 2023/2055 bans intentionally added synthetic polymer microparticles in cosmetics under REACH — not the Cosmetics Regulation. Phased deadlines from 2023 to 2035, the exact SPM definition, affected INCI polymers, and what formulators need to do per phase.

12 min

EU Regulation 2023/1545: every new fragrance allergen your label must declare before 31 July 2026

EU Regulation 2023/1545 expands individual fragrance allergen labelling from 24 to around 80 substances: 45 new Annex III entries covering lavender, rose, jasmine, menthol and vanillin. The 2026 and 2028 deadlines, the declaration thresholds, the complete list of new entries, what the figures 80, 81 and 82 each mean — and how to keep your ingredient database current without loading data that is not yet enforceable.

14 min

How to read the EU Cosmetics Regulation annexes: a column-by-column guide with a real example

A practical tutorial on interpreting the annex tables of the EU Cosmetics Regulation: what each column means (reference number, CAS, EC, product type, maximum concentration, conditions and warnings), how to read a real entry cell by cell, and how to verify an ingredient end to end.

12 min

Prohibited cosmetic ingredients: what EU Annex II lists and how to verify them

Guide to Annex II of Regulation (EC) 1223/2009: what it is, how many substances it prohibits (1,758 entries as of June 2026), the CMR-Omnibus mechanism that keeps it growing, real examples with CAS numbers, and how to check any ingredient in real time.

11 min

Restricted cosmetic substances: how EU Annex III works and how to read its conditions

Guide to Annex III of Regulation (EC) 1223/2009: the sub-entry table structure, the hydrogen peroxide teaching example, salicylic acid dual-listing, recent amendments (2023/1545, 2024/996, 2025/877), and how to check compliance for any restricted substance.

12 min

UV filters in EU cosmetics: Annex VI of Regulation 1223/2009 and sunscreen labelling explained

Complete guide to Annex VI of Regulation (EC) 1223/2009: 34 authorised UV filters (as of June 2026), Art. 2(1)(n) definition, Art. 14(1)(e) positive-list principle, nano UV filters and [nano] labelling, the 2022/1176, 2022/2195 and 2024/996 amendments (4-MBC removal), and Commission Recommendation 2006/647/EC on SPF categories and the UVA 1/3 rule.

13 min

What is a cosmetic product: the EU legal definition under Regulation 1223/2009 and its boundaries

EU legal definition of cosmetic product under Article 2(1)(a) of Regulation 1223/2009, its three cumulative elements, and which products fall outside.

9 min

CosIng database: what it is, what it contains, and how to use it to verify cosmetic ingredients

Complete guide to the European Commission CosIng database: what it is, what it contains, its legal value, how to search an ingredient, how to read Annexes II–VI, and why Decision 2025/1175 updates the glossary to 30,419 entries.

12 min

IFRA Standards for cosmetics: what they are, why they are not law — and why that does not let you off the hook

IFRA Standards govern the safe use of fragrance ingredients across 12 product categories. They are industry self-regulation, not EU law — but the supply chain enforces them, and they run ahead of the Cosmetics Regulation. The 51st Amendment, the 263 active Standards, the 52nd Amendment in consultation, the EU 24-to-80 allergen expansion, and how to monitor all of it without doing it by hand.

13 min

EU cosmetic regulation annexes explained: what each one bans, restricts, and allows

A practical guide to Annexes II, III, V and VI of Regulation 1223/2009 — banned substances, restricted ingredients, permitted preservatives and UV filters — with real examples for Regulatory Affairs and formulators.

10 min

How to choose a CosIng data source: seven criteria that separate a professional service from a glorified downloader

Objective framework for evaluating CosIng API alternatives: dataset freshness, incremental diffs, structured format, traceability, signed webhooks, and active regulatory support. No vendor names.

7 min

CosIng doesn't tell you when it changes — here's why that matters

No schedule. No changelog. No notification. A breakdown of how CosIng actually gets updated, why the lag costs you, and what to monitor instead.

6 min

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