Table 3

RDI of vitamin D

CountryAdvisory bodyAge groupRDI
UKSACN (2016)143 >4 years400 IU (10 μg)
USAInstitute of Medicine (2011)18 Children400–600 IU
Adults (<70 years)600 IU
Elderly800 IU
Endocrine Society (Holick 2011)17 Children400–1000 IU
All adults1500–2000 IU
AustraliaOsteoporosis Australia (2012)144 Adults (<70 years)600 IU
Elderly800 IU
  • RDI, recommended daily intake; SACN, Scientific Advisory Committee on Nutrition.