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

2024 — Healthy adults under the age of 75 are unlikely to benefit from taking more than the daily intake of vitamin D recommended by the Institutes of Medicine (IOM) and do not require testing ...

Some health insurances cover vitamin D testing and some do not, and prices vary from $10 to $50, so local laboratory costs should be checked before telling the patient that a vitamin D test is needed.

Vitamin D insufficiency can cause weak bones, muscle weakness, and bone pain, thus it is critical to address, but only after proper testing.

10 mcg = 400 IU. 15 mcg = 600 IU. 20 mcg = 800 IU. It is much easier to access the patient’s need after a vitamin D blood test. Few individuals would allow their clinician to simply guess an ...

Many people are turning to vitamin D supplements due to awareness about vitamin D deficiency. However, various factors can affect their effectiveness, like bioavailability, incorrect dosage ...

After discovering I was vitamin D deficient, I started religiously taking supplements, and I've never felt better.

Doctors have found a link between proton pump inhibitors (PPIs) such as omeprazole and the resurgence of scurvy, a Victorian ...

Your skin naturally produces vitamin D3 when exposed to the sun. Eating fish, beef, and cheese provides a natural boost of vitamin D3, too. Still, vitamin D deficiency is a common problem that can ...

In this week's Q&A, celebrity NHS Doctor Renée Hoenderkamp discusses the recommended dosage of vitamin D, how to treat a bad case of acne and the underlying cause of morning phlegm ...