Frontiers Vitamin A deficiency and vitamin A supplementation

How to Avoid Vitamin Deficiency for Seniors During the Winter Months - Frontier Senior Living

Similar efficacy found between daily and intermittent supplementation of vitamin D

Vitamin effects on the immune system: vitamins A and D take centre stage

Group A Australian Institute of Sport

Vitamin A supplementation coverage and its associated factors among children aged 6–59 months in West Azernet Berbere Woreda, South West Ethiopia, BMC Pediatrics

British Journal Of Midwifery - Importance of vitamin D during the antenatal period for maternal well-being

Genetically‐Proxied Levels of Vitamin D and Risk of Intracerebral Hemorrhage

Vitamin A distribution in danger - The Lancet

Current Evidence and Future Perspectives of the Best Supplements for Cardioprotection: Have We Reached the Final Chapter for Vitamins?

Optimal Vitamin B12 Dosage and Treating Deficiency