The Vitamin D Blood Test (25-OH Vitamin D): Who, How, When, and Where Clinically speaking, things began to change in the 1970s when the blood test for vitamin D (known as the "25-OH vitamin D ...

A new study published in the European Archives of Oto-Rhino-Laryngology revealed that serum 25(OH)D deficiency is an ...

For most of the general adult population, a sufficient level of vitamin D is defined as a blood serum of 25(OH)D greater than 50nmol/L. Because vitamin D is involved in the activity and function ...

Medically reviewed by Corinne Savides Happel, MD Vitamin D serves multiple important functions in the immune system. For ...

More than 99% of 25(OH)D 3 in blood is bound to the vitamin D binding protein, albumin and other carriers, which can interfere with signal generation and detection. Furthermore, despite ...

A systematic review of more than 700 studies explored the potential benefits of vitamin D supplementation in the oncologic setting.

New research in The New England Journal of Medicine reviews current knowledge on micronutrient requirements, deficiencies, ...

A new study published in the journal of Cardiology in the Young showed that although vitamin D deficiency is frequent and ...

An 8-week weight loss and lifestyle intervention improved vitamin D levels up to 6 months after treatment among men with OSA and high BMI.

Clinicians should not suggest high intakes of vitamin D (5,000 IU for example) before recommending the 25-OH vitamin D test. Health care professionals need to keep in mind that in general ...