STORY AT-A-GLANCE Researchers investigated the effects of Pulse D therapy — daily high-dose supplementation (60,000 IUs) of vitamin D — for eight to 10 days, in addition to standard therapy, for COVID-19 patients deficient in vitamin D Vitamin D levels increased significantly in the vitamin D group — from 16 ng/ml to 89 ng/ml — … Continue reading Dr. Joseph Mercola: The Effects of Vitamin D and COVID-Related Outcomes