V2EX daily value

Daily Value

释义 Definition

Daily Value(DV)每日参考值/每日建议摄入量参考标准。常见于食品营养成分表(Nutrition Facts)中,用来表示某种营养素在一天建议摄入量中所占的比例(常以 % Daily Value 呈现)。在营养学语境下最常用;在其他语境中也可泛指“每日的价值/每日价值”,但不如营养标签义常见。

发音 Pronunciation (IPA)

/deli vlju/

例句 Examples

The label shows the daily value for sodium.
标签显示了钠的每日参考值。

If you eat two servings, you’ll get 40% of the daily value of fiber, which may be helpful if your diet is usually low in whole grains and vegetables.
如果你吃两份,你将获得纤维每日参考值的40%;如果你的饮食通常缺乏全谷物和蔬菜,这可能会有帮助。

词源 Etymology

daily 来自古英语 dlic,意为“每天的、日常的”;value 来自拉丁语 valēre(“强健、有价值、值得”)。合在一起在现代营养标签语境中固定为“每日参考值/每日建议摄入标准”。

相关词 Related Words

文学与作品 Literary Works

  • Michael Pollan,《In Defense of Food》(《吃的辩护》):讨论现代饮食与食品标签(包括营养指标与百分比)时常涉及“每日参考值”这类概念。
  • Michael Moss,《Salt Sugar Fat》:围绕加工食品与营养信息的呈现方式展开,语境中常出现与 Daily Value/%DV 相关的标签术语。
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