A global review of 66 studies across 31 countries finds adults with very low vitamin D levels face a higher risk of depression, especially when levels drop below 30 nmol/L
Understanding how excess vitamin D affects the body can help prevent kidney injury and heart complications. Experts recommend periodic tests and safe supplementation
During winters, when sunlight exposure is reduced, Vitamin D synthesis significantly decreases, making it imperative for women to supplement their Vitamin D intake to maintain optimal health levels
Observational studies have suggested that increased vitamin D levels may protect against COVID-19. However, these studies were inconclusive and possibly subject to confounding.
An Australian randomised controlled trial of vitamin D supplements has found they do not protect most people from developing colds, flu and other acute respiratory infections