95
Participants
Start Date
July 31, 2020
Primary Completion Date
December 31, 2022
Study Completion Date
December 31, 2023
Daily Vitamin D3
6000 IU vitamin D3 daily
Daily placebo
Placebo daily
Bolus vitamin D3
Bolus 20,000 IU vitamin D3 daily for 3 days
Bolus placebo
Bolus placebo daily for 3 days
Medical University of South Carolina, Charleston
Grassroots Health Nutrition Institute
UNKNOWN
ZRT Laboratory
OTHER
Medical University of South Carolina
OTHER