Vitamin D levels can be measured with a blood test. This test can indicate whether you have adequate levels, are at risk of a ...

Maintaining normal vitamin D levels may improve the efficacy of immunotherapy in patients with advanced melanoma, a new study suggests. The finding comes from a study of 200 patients with melanoma who ...

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 ...

Many individuals struggle with low vitamin D levels despite regular supplementation due to factors like poor absorption, inadequate dosing, and lifestyle choices. Experts highlight the importance of ...