Article 21 — Labelling of certain substances or products causing allergies or intolerances

1. Without prejudice to the rules adopted under Article 44(2), the particulars referred to in point (c) of Article 9(1) shall meet the following requirements:
   1. they shall be indicated in the list of ingredients in accordance with the rules laid down in Article 18(1), with a clear reference to the name of the substance or product as listed in Annex II; and
   2. the name of the substance or product as listed in Annex II shall be emphasised through a typeset that clearly distinguishes it from the rest of the list of ingredients, for example by means of the font, style or background colour.

   In the absence of a list of ingredients, the indication of the particulars referred to in point (c) of Article 9(1) shall comprise the word contains followed by the name of the substance or product as listed in Annex II.

   Where several ingredients or processing aids of a food originate from a single substance or product listed in Annex II, the labelling shall make it clear for each ingredient or processing aid concerned.

   The indication of the particulars referred to in point (c) of Article 9(1) shall not be required in cases where the name of the food clearly refers to the substance or product concerned.

2. In order to ensure better information for consumers and to take account of the most recent scientific progress and technical knowledge, the Commission shall systematically re-examine and, where necessary, update the list in Annex II by means of delegated acts, in accordance with Article 51.

   Where, in the case of the emergence of a risk to consumers’ health, imperative grounds of urgency so require, the procedure provided for in Article 52 shall apply to delegated acts adopted pursuant to this Article.