“Improved Education on Vitamin D, Zinc, and Ferritin Deficiencies and Sun Exposure Needed to Reduce Hair Loss in Jazan, Saudi Arabia”

https://pubmed.ncbi.nlm.nih.gov/38094545

This study found that while many people in Jazan, Saudi Arabia are aware of the link between vitamin D, zinc, and ferritin deficiencies and hair loss, there is a need for improved education around sun exposure and supplement use to reduce the prevalence of these deficiencies and associated hair loss.