What Is Vitamin D Deficiency? A vitamin D deficiency means you don't have enough of this vitamin in your body. You need vitamin D to grow and maintain your bones. You could be at risk for deficiency ...

Add Yahoo as a preferred source to see more of our stories on Google. Dubbed the “sunshine vitamin,” vitamin D got its nickname because our bodies can make D when exposed to UV rays. The vitamin is ...

You may have too much vitamin D if you experience stomach discomfort, unusual mental symptoms, or kidney problems. Excessive vitamin D also shows up in a blood test. Vitamin D plays an important role ...

Vitamin D dosage recommendations can vary depending on several factors, including your age, skin color, medical history, and where you live. Vitamin D is commonly known as the “sunshine vitamin.” That ...

I am confused about vitamin D. I have been taking it for years, along with calcium, to protect my bones. Recently, I read that there is no evidence it works and that too much could be harmful. Can you ...

Vitamin D3 helps your body absorb calcium, which is essential for healthy bones. Direct sunlight and foods like fatty fish and fortified dairy are good sources of Vitamin D3 A doctor can help you ...

Please provide your email address to receive an email when new articles are posted on . The 2011 Institute of Medicine (IOM) report recommends an upper limit of 4,000 IU per day for vitamin D and ...

Please provide your email address to receive an email when new articles are posted on . Older adults assigned to a high dose of daily vitamin D supplementation were more likely to develop ...

Ritual is a vitamin subscription service. It sells products with simple, traceable ingredients, including this multivitamin designed for women ages 18 and over. Each serving contains 50 mcg (2,000 IU) ...