In recent times, vitamin D has acquired a certain charm, and many people and doctors recommend it even to those who do not suffer from deficiencies. This discrepancy in criteria has led bone health experts to advocate for unified agreement on the appropriate dosage, target population, and when supplementation is necessary.

"The right thing is to look for the deficiency in specific cases and, when it is detected, correct it," says Manuel Sosa, Professor of Medicine at the University of Las Palmas de Gran Canaria.