October 9, 2024
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Updated the section, Iron deficiency anemia in pregnant women, to include updated recommendations from the American College of Obstetricians and Gynecologists and the U.S. Preventive Services Task Force.
June 15, 2023
Removed an older (1998) recommendation from the Centers for Disease Control and Prevention for iron supplementation during pregnancy. Also updated reference #19 to the 2020-2025 Dietary Guidelines for Americans.
April 5, 2022
Updated the Health Risks from Excessive Iron section to add information about more serious gastrointestinal effects of high-dose iron supplements, including gastritis and gastric lesions.
March 30, 2021
Updated the Daily Value text, linked to the new edition of the Dietary Guidelines for Americans, and updated the associated text.
February 28, 2020
Updated text about the Daily Value and the new Nutrition Facts and Supplement Facts Labels.
October 16, 2019
Corrected the link for reference 91.
August 22, 2019
Updated text and references in the Introduction and Iron Deficiency sections.
July 9, 2019
Updated the link to USDA’s FoodData Central.
December 7, 2018
Revised Table 3 to clarify that the upper limit for infants is 40 mg per day and not based on the iron content of infant formula and food.
September 20, 2018
Added editorial changes and references 18 and 19 to the footnote in Table 2.
March 2, 2018
Updated Dietary Reference Intake definitions.
