Increased Vitamin D intake differentiated according to skin color is needed to meet requirements in young Swedish children during winter : A double-blind randomized clinical trial
Background: Dark skin and low exposure to sunlight increase the risk of Vitamin D insufficiency in children. Objective: The aim of the study was to evaluate the amount of Vitamin D needed to ascertain that most children > 4 y of age attain sufficient serum25-hydroxyVitamin D [S-25(OH)D; i.e.,≥50 nmol/L] during winter regardless of latitude and skin color. Design: In a longitudinal, double-blind, r
