Iron RDAs for nonvegetarians. The RDAs for vegetarians are 1.8 times higher than for nonvegetarians because heme iron from meat is more bioavailable than nonheme iron from plant-based foods.
Data from:
- Institute of Medicine. Dietary reference intakes for vitamin A, vitamin K, arsenic, boron, chromium, copper, iodine, iron, manganese, molybdenum, nickel, silicon, vanadium, and zinc. National Academies Press 2001.
Reproduced from: National Institutes of Health. Iron. Available at:
https://ods.od.nih.gov/factsheets/Iron-HealthProfessional/#h2 (Accessed on August 16, 2021).