How coronavirus disease 2019 vaccination affect the level of vitamin D in serum and hair?
Background
The world has suffered from the coronavirus disease 2019 (COVID-19) pandemic because of its high mortality and morbidity, resulting in the emergence of a variety of vaccines. Serum levels of vitamin D are inversely correlated with the incidence and severity of COVID-19. Hair loss is one of the most frequent complaints of COVID-19 patients.
Objectives
This study aims to evaluate the impact of COVID-19 vaccination on vitamin D levels in hair and serum.
Patients and methods
This study was conducted on 80 participants, divided into four equal groups according to the received COVID-19 vaccine. Serum and hair samples were obtained to measure vitamin D levels before and after 1 week of first and second dose of vaccinesand history of hair loss was recorded.
Results
Significant lower vitamin D levels in both serum and hair were recorded after the first dose (
Conclusion
COVID-19 vaccines harm serum and hair vitamin D with the potential increase in hair loss.