acceptable daily intake
Medical Definition of acceptable daily intake
: an estimate of the amount of a substance (such as a food additive) that can be safely consumed on a daily basis over a person's lifetime without posing a health risk <The acceptable daily intake of aspartame is 50 milligrams per kilogram of body weight in the United States …—Susanne Rust, The Milwaukee Journal Sentinel, 20 June 2007>—abbreviation ADI
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