![]() That’s because your skin makes vitamin D when it sees the sun. 1 star Satisfaction 4 stars 3 stars 2 stars 1 star 64 People found this comment helpful Read more Lovelykitten 25-34 Female On medication for 1 to 6 months Patient Condition. The best way to get your daily vitamin D is through exposure to sunlight. ![]() D2 50,000 IU twice weekly provided the most rapid attainment and highest mean levels of vitamin D.Ģ5(OH)D = 25-hydroxyvitamin D BMI = body mass index BUN = blood urea nitrogen Ca/Cr = calcium/creatinine D2 = ergocalciferol D3 = cholecalciferol IU = international units PTH = parathyroid hormone. This is according to most medical expert societies, but the amount recommended by the FDA is 20 mcg per day, or 800 IU (1 mcg vitamin D is equal to 40 IU). There was a negative correlation in mean PTH levels and mean vitamin D levels in group 4 and all groups combined.Īll four schedules of vitamin D replacement were effective in safely achieving and maintaining 25(OH)D >30 ng/mL (>75 nmol/L). No episodes of significant hypercalcemia occurred. of vitamin D2 or 2000 units daily or vitamin D2 50,000 United States. Although no statistically significant difference was seen in mean 25(OH)D levels between groups 1 through 3, subjects on 50,000 IU D2 weekly more consistently showed higher mean levels than either groups 1 or 2. To prevent vitamin D deficiency, at-risk children should receive 400 IU vitamin D. Those receiving 50,000 IU D2 twice weekly displayed the most rapid and robust response, with 25(OH)D reaching >30 ng/mL (>75 nmol/L) after only 1 month and plateauing at 60 ng/mL (150 nmol/L) by 7 months. ![]() In this prospective study, 100 subjects from the NY Harbor HCS Brooklyn Campus, ages 25 to 85 years, with 25(OH)D 30 ng/mL (>75 nmol/L) by visit 4 (5 months). On third dose now and feeling much better. To determine which vitamin D dose, formulation, and schedule most effectively and safely achieves a 25-hydroxyvitamin D (25D) level of >30 ng/mL (75 nmol/L). Prescribed 50,000 IU twice a week for six weeks, 5,000 IU daily thereafter.
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