Acceptable daily intake: Estimate of the amount of a substance in food or drinking water, expressed on a body mass basis (usually mg/kg body weight), which can be ingested daily over a lifetime by humans without appreciable health risk. For calculation of the daily intake per person, a standard body mass of 60 kg is used. The acceptable daily intake is normally used for food additives (tolerable daily intake is used for contaminants). Abbreviated ADI.
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According to the USDA, there is no difference between a “portion” and a “serving.” See AnswerHealth Solutions From Our Sponsors
Last Editorial Review: 9/7/2018