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- Active level of vitamin D are not indicated by standard blood tests
- Cerebrovascular disease 40 percent less likely if high level of vitamin D – meta-analysis
- No association found between melanoma and low vitamin D levels
- Weight loss of at least 10 percent resulted in 5 ng increase in vitamin D levels
- Diabetes 3.5X less likely if more than 25 ng Vitamin D
- African-Americans need only 20 ng of vitamin, not 30 ng, based on iPTH
- Low vitamin D pregnancy associated with both low birth weight and more weight in child later
- Dark skinned pregnant women far from equator were very vitamin D deficient
- Short treatment with vitamin D did not reduce cholesterol
- Forearm fracture 3.5X more often in black children with low levels of vitamin D
- Rheumatoid arthritis 24 percent more likely if low vitamin D consumption– meta-analysis
- Infants receiving 1600 IU of vitamin D were safe and healthy – RCT
- Obese helped with resistance training by 4000 IU of vitamin D – RCT
- Vitamin D levels in healthy populations around the globe
- Half as many heart deaths for those with high levels of vitamin D – meta-analysis
- How often might 50,000 IU vitamin D be taken - results of clinical trials
- 400 IU vitamin D was not enough to stop depression
- Unsupplemented infants were 19X more likely to be vitamin D deficient
- Plasma exchange cut vitamin D levels in half
- 1700 IU daily average restored HIV vitamin D levels (50000 monthly)