María del Castañar García Gómez

María del Castañar García Gómez serves as the Deputy Medical Director at Hospital Marqués de Valdecilla and is a specialist in Endocrinology and Nutrition. She has contributed significantly to the understanding and management of vitamin D testing and supplementation, emphasizing the need for evidence-based approaches in clinical practice. Her insights have been crucial in addressing the misconceptions surrounding vitamin D levels and the necessity of routine testing.