Vitamin D supplementation after the menopause
The RCT Calgary Vitamin D study recently reported the effects of vitamin D 3 supplementation of 400 UI/day, 4000 UI/day, or 10,000 UI/day on healthy adults aged 55–70 years (mean age 64 ± 4 years) of which 51% were women. 69 Calcium supplementation was initiated when dietary calcium intake was less than 1200 mg/day.