Compoatlas

6-METHYL COUMARIN (6-methylcoumarin)

Official label name (INCIInternational name of cosmetic ingredients: the one printed on the pack. name, EU glossary of cosmetic ingredient names), No 377

6-METHYL COUMARIN (6-methylcoumarin): Allowed with restrictions, maximum 0.003% in the ready-for-use preparation, only in: Oral products (Annex III, entry 46), under Regulation (EC) No 1223/2009. Good to know: allergen to name on the label above 0.001% in a leave-on product and 0.01% in a rinse-off product. Annexes of the Regulation consulted on 21 October 2026.

Who it concerns

What official classifications and rules say for each group. A classification describes the hazard of the pure substance, not the risk of a product that contains it, which depends on the dose and the exposure.

Prohibition or serious classificationThe text prohibits the substance for this use, or ranks it among the most serious hazards (known or presumed carcinogenic, mutagenic or reprotoxic, identified endocrine disruptor).Worth watchingThe text sets a condition or flags a hazard worth knowing: allergen, suspected effect, condition for children, hazard to the aquatic environment.For informationOfficial information with no condition on a finished product: warning to read, irritation of the pure substance.

  • Pregnancy and breastfeeding

    No classification harmonised by the European Union covers reproduction, the unborn child or breastfeeding for this substance. This does not mean it has been judged to have no effect during pregnancy.

  • Babies and children

    The Cosmetics Regulation sets no age-related condition for this ingredient.

  • Skin, eyes and allergies

    Worth watchingThe text sets a condition or flags a hazard worth knowing: allergen, suspected effect, condition for children, hazard to the aquatic environment.

    Worth watching Allergen to declare: Annex III, entry 46, requires it to be named in the ingredient list above 0.001% in a leave-on product and 0.01% in a rinse-off product, so that allergic people can avoid it.

  • Environment

    No harmonised classification as hazardous to the aquatic environment, and it is not on ECHAEuropean Chemicals Agency.'s Candidate List as an endocrine disruptor for the environment.

  • Read on the label

    The Cosmetics Regulation requires no warning to be printed for this ingredient.

CosIng, Annex III of Regulation (EC) No 1223/2009 (restricted substances), retrieved 21 October 2026, source updated 13 October 2026.

In plain words

What it is used for

Functions declared by manufacturers:

Fragrance.

Perfuming.

Functions declared in the CosIngThe European Commission's database of cosmetic ingredients. inventory. CosIng, inventory of cosmetic ingredients (INCI names, CAS, EC, functions), retrieved 21 October 2026.

Definitions of functions (decision repealed on 8 May 2020, cited for information). Decision 2006/257/EC, inventory of cosmetic ingredients (definitions of functions), retrieved 22 October 2026.

What the rules say

Allowed, with restrictions: Annex III sets a maximum concentration and the product types allowed. Ingredient lists do not give quantities, so the concentration cannot be checked on the label.

CosIng, Annex III of Regulation (EC) No 1223/2009 (restricted substances), retrieved 21 October 2026, source updated 13 October 2026.

The text of the annexes

Allowed with restrictions

This entry covers the same substance as 6-METHYL COUMARIN (same CAS number in the CosIng inventory): its conditions apply.

Product type
Oral products
Maximum concentration
0.003%
Other conditions
The presence of the substance shall be indicated in the list of ingredients referred to in Article 19(1), point (g), when its concentration exceeds: — 0,001 % in leave-on products — 0,01 % in rinse-off products
Entry
Annex III, No 46
Substance
6-Methylcoumarin
Glossary names
6-Methylcoumarin
CAS
92-48-8
EC
202-158-8
Dates in the act (3)
  • Entry into force on 16 August 2023
  • Placing on the market until 31 July 2026
    Cosmetic products containing that substance that do not comply with the restrictions may be placed on the Union market until 31 July 2026 and made available on the Union market until 31 July 2028.
  • Making available until 31 July 2028
    Cosmetic products containing that substance that do not comply with the restrictions may be placed on the Union market until 31 July 2026 and made available on the Union market until 31 July 2028.

Excerpts from the English text published in the Official Journal. A date may concern only some substances of the act: the excerpt says so.

Regulation (EC) No 1223/2009, Annex III, entry 46. CosIng, Annex III of Regulation (EC) No 1223/2009 (restricted substances), retrieved 21 October 2026, source updated 13 October 2026.

Entry from Regulation (EU) 2023/1545, adopted on 26 July 2023.

What has changed, and what will change

Dates of the texts that cover this ingredient. A text date may cover several substances: the details of each entry are below.

  1. Annex III, entry 46: introduced or replaced by Regulation (EU) 2023/1545

  2. Annex III, entry 46: a new product that does not comply can no longer be placed on the market

  3. upcoming

    Annex III, entry 46: a product that does not comply can no longer be sold, even from stock

Identity

CosIng identifier
31542
CAS (according to CosIng)
92-48-8
EC (according to CosIng)
202-158-8
Declared functions
Fragrance, Perfuming
Wikidata
Q245490
PubChem
7092
ECHA InfoCard
100.001.963
InChIKey
FXFYOPQLGGEACP-UHFFFAOYSA-N

CosIng inventory. CosIng, inventory of cosmetic ingredients (INCI names, CAS, EC, functions), retrieved 21 October 2026.

Wikidata, items with a CosIng identifier (P3073), retrieved 22 October 2026.

Wikidata, PubChem and ECHA links are published only when verified: same CosIng identifier, a single item, matching CAS number.

Elsewhere in the world

Information on other jurisdictions, with no effect on sale in France. What is covered, and what is not yet.

Comparison between countries

Most restrictive status in each country, and the maximum concentration cited. The details and the source of each rule follow.

CountryRuleMaximum concentration cited
European UnionAllowed with restrictions0.003%
United KingdomAllowed with restrictions0.003%
SwitzerlandEU Regulation applies0.003%
United States (federal)No federal rule recordednot cited
JapanNo entry in the lists recordednot cited
South KoreaProhibited differs from the EUnot cited
ChinaNot on the prohibited lists recorded (lists of allowed substances are not recorded)not cited
AustraliaNo entry in the lists recordednot cited
BrazilNo entry in the lists recordednot cited

United Kingdom (Great Britain)

  • Allowed with restrictions (Annex III)

Same entries as in the European Union. Their maximum concentrations are compared in the “Comparison between countries” table; other conditions (product types, warnings) may differ.

Annexes II to VI in force. United Kingdom, Annexes II to VI of Regulation (EC) No 1223/2009 as retained and amended, retrieved 21 October 2026.

Contains public sector information licensed under the Open Government Licence v3.0.

Northern Ireland applies EU law.

Switzerland

Regulation (EC) No 1223/2009 applies in Switzerland (Article 54 of the Ordinance on Foodstuffs and Utility Articles).

United States, federal rules

None of the integrated sections of the federal code (21 CFR 700.11 to 700.27 and 250.250) targets this name. The FDA does not publish a list of allowed ingredients.

United States, 21 CFR part 700 and section 250.250 (FDA rules on cosmetic ingredients), eCFR, retrieved 21 October 2026.

The eCFR is not an official legal edition of the Code of Federal Regulations.

South Korea

  • Prohibited: 6-메칠쿠마린(6-MC)

    별표 1 (prohibited substances), entry 261, page 13.

South Korea, MFDS Regulation on Safety Standards for Cosmetics, Notification 2026-19, retrieved 22 October 2026.

Source: 식품의약품안전처 (MFDS), 화장품 안전기준 등에 관한 규정, via law.go.kr; table formatted by the publisher of this site.

Glossary: Commission Implementing Decision (EU) 2025/1175. Page updated on 21 October 2026.