What is the normal range for vitamin D 25-Hydroxy?

Normal Results Many experts recommend a level between 20 and 40 ng/mL. Others recommend a level between 30 and 50 ng/mL. The examples above are common measurements for results of these tests. Normal value ranges may vary slightly among different laboratories.

What does it mean when your vitamin D 25-Hydroxy is low?

Low blood levels of 25-hydroxy vitamin D usually mean one (or more) of the following: you aren’t eating a balanced, complete diet. your intestines aren’t absorbing the vitamin properly. you’re not spending enough time outside to absorb adequate vitamin D levels through sun exposure.

Is vitamin D 25-Hydroxy the same as D3?

Vitamin D3 is made by your own body when you are exposed to sunlight. It is also found in some foods, including eggs and fatty fish, such as salmon, tuna, and mackerel. In your bloodstream, vitamin D2 and vitamin D3 are changed into a form of vitamin D called 25 hydroxyvitamin D, also known as 25(OH)D.

Is 2000 IU of vitamin D3 a day too much?

Mayo Clinic recommends that adults get at least the RDA of 600 IU. However, 1,000 to 2,000 IU per day of vitamin D from a supplement is generally safe, should help people achieve an adequate blood level of vitamin D, and may have additional health benefits.

What are the healthy levels of vitamin D?

The normal range of vitamin D for healthy adults is 30 to 74 ng/ml (nanograms per milliliter). The value may vary slightly from laboratory to laboratory and also from country to country. A level lower than 30 ng/ml indicates deficiency of the vitamin, whereas a level above 74 ng/ml suggests elevated levels.

What are the signs of low vitamin D?

Many people with vitamin D deficiency do not experience symptoms until their vitamin D levels get very low. Some of the signs or symptoms of vitamin D deficiency may include: Back or joint pain. Muscle weakness. Being very tired. Changes in mood.

What is the optimum range for vitamin D?

According to the Institute of Medicine, the optimum range of 25-hydroxy vitamin D in the blood is 20 to 50 nanograms per milliliter, abbreviated ng/mL.

What are symptoms of too little vitamin D?

If significant deficiency of vitamin D is present, it often indicates a poor digestion, including an impaired fat absorption from gastrointestinal tract. A common set of symptoms that indicate a poor digestion are bloating, acid reflux and either constipation or diarrhea.