Researchers developed a highly sensitive MXene nanosheet biosensor for vitamin D, providing an accessible diagnostic tool for ...

Empirical vitamin D may lower respiratory infection risk in children * In adults 75+, supplementation could reduce all-cause ...

For adults, a level of vitamin D in the blood of 20 nanograms per milliliter (ng/mL) or above is generally considered adequate. Levels below 20 ng/mL are generally too low for adequate bone health ...

researchers found that those with the highest dietary intake of vitamin D (80 ng/mL) had a 25% decrease in colorectal cancer risk compared to those with the lowest amount (10 ng/mL). Additionally ...

They also had a serum 25-hydroxy vitamin D level between 10 and 30 ng/mL, which indicates either “insufficient” vitamin D levels (below 30/mL) or vitamin D deficiency (below 20 ng/mL).

The average circulating 25(OH)D concentration was 28.8 ng/mL, with 36.3% of participants classified as vitamin D adequate, 63.7% as inadequate, 19.4% with deficiency, and 44.4% with insufficiency.

Worldwide, the prevalence of low serum levels of 25(OH)D, i.e., below 25-30 nmol/L and 50 nmol/L, occurs in ~5-18% and 24-49% ... D concentrations exceed 150 ng/mL, vitamin D toxicity may lead ...

Why is Vitamin D important? A group of substances that also contains the fat-soluble vitamins D1, D2, and D3 includes vitamin D. Sunlight exposure causes your body to naturally manufacture vitamin D.

Vitamin D supplements are widely recommended ... day 0.71±0.91 0.71±0.89 0.72±0.92 Baseline 25-hydroxyvitamin D level — ng/ml‖ 30.7±10.0 30.7±10.0 30.7±10.0 Baseline calcium level ...

The claim: Taking vitamin ... vitamin D levels, a number that can be determined with a blood test. “A reasonable target – for improved general health – is the 32-40 ng/ml range ...

Thirteen of the patients were categorized as being vitamin D-deficient (serum 25-hydroxyvitamin D < 20 ng/mL). The remaining 18 patients were vitamin D-insufficient (serum 25-hydroxyvitamin D ...