Vitamin D and Spondyloarthritis: Review of the Literature

Table 1: Vitamin D supplementation as recommended by the Endocrine Society for the treatment of vitamin D deficiency [⁸⁴].

Age	Dose
0-1 year	400-1000 IU/day
1-18 years	600-1000 IU/day
Adults	800-1000 IU/day
51-70 years	800 IU/day
>70 years	800 IU/day
Osteoporotic patients with serum vitamin D<50 nmol/L Or <75 nmol/L in elderly with a high risk of falls and fractures	800-1000 IU/day

IU: international units