61
Participants
Start Date
January 31, 2012
Primary Completion Date
June 30, 2013
Study Completion Date
June 30, 2013
cholecalciferol
800 IU vitamin D3, 1 dose; 800 IU deuterated vitamin D3, 1 dose
cholecalciferol
50,000 IU vitamin D3, 1 dose; 800 IU deuterated vitamin D3, 1 dose
cholecalciferol
50,000 IU vitamin D3, 1 dose; 800 IU vitamin D3, 1 dose
cholecalciferol
50,000 IU vitamin D3, 1 dose; 800 IU deuterated vitamin D3, 1 dose
Jean Mayer USDA Human Nutrition Research Center on Aging at Tufts University, Boston
Collaborators (1)
Pfizer
INDUSTRY
Tufts University
OTHER