Piro, Anna; Tagarelli, Giuseppe; Lagonia, Paolo; Tagarelli, Antonio; Quattrone, Aldo. Casimir Funk: His Discovery of the Vitamins and Their Deficiency Disorders. Annals of Nutrition and Metabolism. 2010, 57 (2): 85–88. doi:10.1159/000319165.
N/D= "Amount not determinable due to lack of data of adverse effects. Source of intake should be from food only to prevent high levels of intake"(see Dietary Reference Intakes: Vitamins (页面存档备份,存于互联网档案馆)).
Plain type indicates Adequate Intakes (A/I). "The AI is believed to cover the needs of all individuals, but a lack of data prevent being able to specify with confidence the percentage of individuals covered by this intake" (see Dietary Reference Intakes: Vitamins (页面存档备份,存于互联网档案馆)).
N/D= "Amount not determinable due to lack of data of adverse effects. Source of intake should be from food only to prevent high levels of intake"(see Dietary Reference Intakes: Vitamins (页面存档备份,存于互联网档案馆)).
Plain type indicates Adequate Intakes (A/I). "The AI is believed to cover the needs of all individuals, but a lack of data prevent being able to specify with confidence the percentage of individuals covered by this intake" (see Dietary Reference Intakes: Vitamins (页面存档备份,存于互联网档案馆)).