A new research study by Trinity College Dublin reveals substantial factors affecting vitamin D levels, promoting for individualized supplementation strategies to efficiently tackle widespread deficiencies.Researchers suggest that their outcomes might be important in creating tailored vitamin D supplementation guidelines.A recent study by researchers from Trinity College Dublin, released in the journal Clinical Nutrition, explores the challenges in maintaining adequate vitamin D levels among various populations. The research highlights the ongoing issue of high vitamin D deficiency rates, regardless of comprehensive studies on the aspects influencing vitamin D status.Dr Margaret M. Brennan, Research Assistant, Department of Public Health and Primary Care, School of Medicine, Trinity College and first author, said:” We hope this work can highlight the significant differences in vitamin D levels amongst various ethnic groups at northern latitudes and contribute to efforts to deal with the enduring population health issue of vitamin D shortage. As BMI and age boost, the quantity of vitamin D produced in action to UVB decreases.Professor Lina Zgaga, Associate Professor of Epidemiology, Department of Public Health and Primary Care, School of Medicine, Trinity College and the principal detective, said:” We believe our findings have considerable ramifications for the advancement of tailored suggestions for vitamin D supplements.