Vitamin D Deficiency - Classification and Treatment - Insufficiency vs Deficiency

Vitamin D Insufficiency:

 • 25(OH)D Level 12-20 ng/mL (30-50 nmol/L)

 • Treatment 800-1000 IUs daily

Vitamin D Deficiency:

 • 25(OH)D Level < 12 ng/mL (30 nmol/L)

 • 50,000 IUs weekly for 6-8 weeks, then 800 IUs D3 daily thereafter.

Follow-up 25(OH)D levels in 3-4 months



#VitaminD #Deficiency #Insufficiency #Classification #Treatment #management #diagnosis