Abstract
Nursing mothers provide an average of 200 to 250 mg of calcium per day to their infants, and as much as 400 mg per day.1 Given that women absorb only about a third of the calcium they consume, the amount lost in breast milk represents a substantial proportion of the daily supply for many women and forms the basis for recommending that nursing mothers increase their calcium intake by 400 to 800 mg per day.2 There is widespread concern that women who do not increase their calcium intake could both jeopardize their own bone health by inducing the mobilization of . . .