Revely

Allergen

Other names for buckwheat on a food label

Buckwheat isn’t wheat, or even a grass. Japan makes labels declare it. The US and EU don’t.

Sources checked September 26, 2026

Names that mean buckwheat

Look-alikes that aren’t buckwheat

What the law requires

United StatesNot a major food allergen, so nothing requires it to stand out on the label.1
European UnionNot one of the EU’s 14 allergens.2
JapanMandatory (そば).3

On labels in other languages

SpanishChineseJapanese
alforfón, trigo sarraceno荞麦、蕎麥そば

Sources

  1. US Food and Drug Administration. Food Allergies.
  2. European Union. Regulation (EU) No 1169/2011 on the provision of food information to consumers, Annex II, 2011.
  3. Consumer Affairs Agency, Japan. アレルギー表示について (Allergen labeling), April 2026, 2026 (in Japanese).

Every source above was checked against the published text on September 26, 2026.