Table 1.

Vitamin D supplementation regimens.

Vitamin D Status Definition	Baseline 25(OH)D Concentration	Supplementation Regimen (IU/d) 1
Insufficient	<75nmol/L (30 ng/mL)	10,000 IU/cap/day
Sufficient	75–125 nmol/L (30–50 ng/mL)	5000 IU/cap/day
Optimal	>125 nmol/L (50 ng/mL)	No Supplementation

¹ Treatment dosages based on clinical practice guidelines in conjunction with a Registered Dietitian [18,19,20].