The AI was arbitrarily set by the DRI committee at 1,500 mg
sodium or a little more than one half teaspoon (3 grams) of salt per day for young adults ``... to ensure that the overall diet provides an adequate intake of other important nutrients and to
cover sodium sweat
losses in unacclimatized individuals who are exposed to high temperatures or who become physically active...» However, no supporting information on young adults was provided to confirm that this arbitrary figure was in any way justified.