Written by Taylor Woosley, Staff Writer. Unvaccinated subjects experienced a threefold mortality increase compared to vaccinated participants when serum 25(OH)D was less than 30 nmol/L. SARS-CoV-2, the novel coronavirus, causes the serious COVID-19 disease, a highly...
Daily Vitamin D3 Supplementation Associated with Reduced Risk of Influenza-like Illness
Written by Taylor Woosley, Staff Writer. Comparison of incidence rates among healthcare workers including 255 subjects in the vitamin D3 intervention group and 578 controls revealed that vitamin D3 supplementation was associated with a lower risk of influenza-like...
Single High-Dose Vitamin D Improves Vitamin D Status and Decreases Levels of Proinflammatory Cytokines in Healthy Adults
Written by Taylor Woosley, Staff Writer. A single high dose of vitamin D3 (80,000 IU) increased subject’s vitamin D status by approximately 60% and significantly reduced the serum levels of proinflammatory cytokines IL-6, IL-8 and TNF-α. Adequate vitamin D levels are...
Pre-Infection Vitamin D Levels Associated with Severity of COVID-19 Illness
Written by Jessica Patella, ND. Study concluded that among patients hospitalized for COVID-19, pre-infection deficiency of vitamin D was associated with an increase in disease severity and mortality. COVID-19 infection is caused by SARS-CoV-2 virus and has been the...
Insufficient Levels of Vitamin D and Zinc May Increase Severity of Symptoms in Adults Infected with COVID-19
Written by Taylor Woosley, Staff Writer. Study results show that infected participants with deficient levels of vitamin D and zinc experience higher severity of general and pulmonary symptoms of COVID-19 compared to participants with adequate vitamin D and zinc serum...
Higher 25-hydroxyvitamin D Levels Associated with Lower Rates of Positive SARS-CoV-2 Tests
Written by Joyce Smith, BS. This study found an inverse association between serum vitamin D levels and SARS-CoV-2 positivity rates. Studies have linked Vitamin D deficiency to an increased risk of viral upper respiratory tract infections and SARS-CoV-2 (COVID-19)...
Vitamin D may Offer Some Protection Against Coronavirus – Informed Opinion
Written by Dr. Patrick Massey, MD, PhD. Several medical studies have indicated that vitamin D supplements may help to keep you healthy against COVID-19. It may seem COVID-19 is an undefeatable virus. It is indeed resistant to many medications and seems to be...
Vitamin D Levels Associated with Low Coronavirus Death Rates
Written by Joyce Smith, BS. This study found an association between low average levels of vitamin D and high numbers of COVID-19 cases and mortality rates across 20 European countries. Studies have already validated vitamin D’s safety and its ability to protect...
Vitamin D Supplementation Associated with Later Respiratory Infections in Infants
Written by Joyce Smith, BS. Infants with vitamin D supplementation developed their first upper respiratory tract infection later than those without supplementation during the first 6 months of life irrespective of breast or formula feeding. The leading cause of...
Vitamin D Plays Important Role in the Functioning of the Immune System – Informed Opinion
Written by Patrick B. Massey, MD, PhD. Adequate vitamin D levels not only support the immune system but may also play an important role in the treatment of Hashimoto’s Disease. You might be surprised to learn that a low blood level of vitamin D increases the risk of...
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