Are commonly recommended dosages for vitamin D supplementation too low?
Supplementation with higher vitamin D dosages (2,000-3,000 IU/day) is required to achieve a relevant increase of 25(OH)D and normalisation of PTH.
Biliary secretory IgA is a major constituent of the previously described group of cholesterol crystal-binding proteins. Crystal-binding IgA may be an important modulator of crystal agglomeration into stones and stone growth in vivo.