Medically reviewed by Soma Mandal, MD A vitamin D test is a blood test that measures the level of vitamin D (calciferol) in ...

Vitamin D3 seemed more effective than D2 at raising this important blood test. Furthermore, preliminary work showed that enzymes in the liver and the final vitamin D receptors (VDR) in important ...

Vitamin D is mostly associated with strong bones. One of the 13 essential vitamins, it can help prevent bone diseases such as ...

Learn about the best time of day and way to take vitamin D and if you should consider a supplementing with this nutrient.

Besides back pain, being deficient in the vitamin may also lead to other symptoms such as tiredness, increased susceptibility to illness, feelings of anxiety and delayed healing of wounds ...

The NHS recommends that everyone (including pregnant and breastfeeding women) should consider taking a daily supplement ...

Peeing more than usual and feeling more thirsty are symptoms of too much vitamin D. Learn why overdosing on vitamin D is ...

It's not easy to spot vitamin D deficiency. Some people might feel tired or get aches and pains. But others may not have any symptoms until it's too late, for example bowed legs or poor growth in ...

it's advisable to consult a healthcare professional for a blood test. Vitamin D deficiency is typically addressed through supplements and adjustments to your diet and lifestyle. But besides ...

When skin is exposed to ultraviolet (UVB) light from the sun, the body converts a molecule called 7-dehydrocholesterol into pre-vitamin D3. Pre-vitamin D3 then changes into vitamin D3 within a few ...

1, 2023 — A major clinical trial has found that vitamin D supplements do not increase bone strength or prevent bone fractures in children with vitamin D deficiency. The findings challenge widely ...

Some people also experience fatigue, aches and pains due to vitamin D deficiency. If you think you might have this deficiency, ask your doctor to order a blood test. They can help you determine ...