成分(せいぶん)

せいぶん
noun
ingredient, component
1. ingredient, component
A substance that is part of a mixture or compound; the elements that make up something.
この薬(くすり)の成分(せいぶん)を確認(かくにん)してください。
Please check the ingredients of this medicine.
成分(せいぶん)表示(ひょうじ)を見(み)れば、何(なに)が入(はい)っているか分(わ)かる。
If you look at the ingredient list, you can see what's in it.
成分表示 = ingredient labeling
この化粧品(けしょうひん)には天然(てんねん)成分(せいぶん)だけが使(つか)われている。
Only natural ingredients are used in this cosmetic product.

成分(せいぶん) refers to the components or ingredients that make up a substance. It's commonly used for food, medicine, cosmetics, and chemical compounds.

COMMON EXPRESSIONS:

  • 成分(せいぶん)表示(ひょうじ): ingredient listing
  • 成分(せいぶん)分析(ぶんせき): component analysis
  • 有効(ゆうこう)成分(せいぶん): active ingredient
  • 栄養(えいよう)成分(せいぶん): nutritional components
  • 天然(てんねん)成分(せいぶん): natural ingredients

CONTEXTS:

  • Food labels
  • Medicine/pharmaceutical information
  • Cosmetics
  • Chemical analysis
general
Added 2026.1.14 7:31 · Revised 2026.1.19 21:17
04000/04344_seibun