before recommending the 25-OH vitamin D test. Health care professionals need to keep in mind that in general, 100 IU (2.5 mcg) of vitamin D per day can raise the vitamin D blood test only 1 ng/ml ...
The Vitamin D Blood Test (25-OH Vitamin D): Who ... In the author’s opinion, less than 1% of men and women are offered a vitamin D test when given this injection, and this is disappointing.
Study after study has linked low vitamin D levels with various diseases, such as MS, Alzheimer’s, diabetes, heart disease and cancer, to name a few. This has led to assume that taking extra ...