Historically, 400 IU (10 ug) of vitamin D was recommended for better health because it closely approximated the amount of vitamin D in a teaspoonful of cod liver oil. However, 800 to 1,000 IU is ...

The U.S. government's recommended daily amount of vitamin D is 400 international units, or IU, for infants up to 12 months, 600 IU for people ages 1 to 70 and 800 IU for people over 70. Just over 5 ...

Vitamin D is an essential vitamin that may interact with other medications and supplements, such as statins, thiazide ...

A doctor had some words of warning to people who take a load of vitamin tablets without actually researching the dose they ...

For every 100 IU of vitamin D ingested the blood level of 25-hydroxyvitamin D, the measure vitamin D status, increases by 1 ng/ml. It is estimated that children need at least 400-1000 IU of ...

According to the National Institutes of Health, the following daily levels of vitamin D are recommended: From 0-12 months, experts advise 10 micrograms or 400 IU From 1-70 years, it is advisable ...

But this isn't the whole story—our food choices aren't pulling their weight either, thanks in part to a limited list of foods that actually provide vitamin D in significant quantities.

When the Institute of Medicine announced last fall that it was changing the amount of vitamin D it recommends most adults get each day from 200 international units (IU ... get 400 mcg a day ...

Is it possible to take too much vitamin D? And if so, how much is too much? We asked a nutritionist to explain all. Whether you want to support your immune system ahead of cold and flu season, are ...

This ‘sunshine’ vitamin is particularly important for a growing child as it is essential for bone and immune health.