1. Bruins et al, 2018; Considerations for Secondary Prevention of Nutritional Deficiencies in High-Risk Groups in High-Income Countries;
  2. Bird et al, 2017; Risk of Deficiency in Multiple Concurrent Micronutrients in Children and Adults in the United States,
  3. USDA, 2005, What we eat in America, NHANES,
  4. World Health Organization, Vitamin and Mineral Nutrition Information System (VMNIS), and
  5. Nelson et al, 2018; Income growth and climate change effects on global nutrition security to mid-century,

VitaminE D

  • 5. Heaney, R. P. et al., Human serum 25-hydroxycholecalciferol response to extended oral dosing with cholecalciferol, The American Journal of Clinical Nutrition 77, no. 1 (January 2003): 204– 10, http:// 12499343. 3)
  • 6. Heaney, R. P., “Vitamin D: Criteria for safety and efficacy,” issue supplement 2, Nutrition Reviews 66, no. 10 (October 2008): S178– 81, http:// 18844846.
  • 7. Heaney, R. P. et al., “25-Hydroxylation of vitamin D3: Relation to circulating vitamin D3 under various input conditions,” The American Journal of Clinical Nutrition 87, no. 6 (June 2008): 1738– 42, http:// 18541563.
  • 8. “Vitamin D physiology,” http:// vitaminDPhysiology.shtml.