Usual Adult Dose for Vitamin/Mineral Supplementation:
US Recommended Dietary Allowance (RDA) for vitamin D:18 to 70 years: 15 mcg (600 international units) dailyTolerable Upper Intake Level: 100 mcg (4000 international units)
Usual Geriatric Dose for Vitamin/Mineral Supplementation:
US Recommended Dietary Allowance (RDA) for vitamin D:70 years and older: 20 mcg (800 international units) dailyTolerable Upper Intake Level: 100 mcg (4000 international units)
Usual Pediatric Dose for Vitamin/Mineral Supplementation:
US Recommended Dietary Allowance (RDA) for vitamin D:0 to 6 months: 10 mcg (400 international units) dailyTolerable Upper Intake Level (UL): 25 mcg (1000 international units)7 to 12 months: 10 mcg (400 international units) dailyUL: 38 mcg (1500 international units)1 to 3 years: 15 mcg (600 international units) dailyUL: 63 mcg (2500 international units)4 to 8 years: 15 mcg (600 international units) dailyUL: 75 mcg (3000 international units)9 to 18 years: 15 mcg (600 international units) dailyUL: 100 mcg (4000 international units)
 Detailed Cholecalciferol dosage information
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