Vitamin C may make skin look younger and tackle signs of aging, new research finds. Here, experts explain how it works and ...

When the sun is out, your body can potentially make its own vitamin D, but it still may make sense to continue with ...

Many people may have low vitamin D levels. Experts say this is a common issue. It can cause fatigue and muscle weakness. A ...

A new report highlights who’s most at risk for vitamin D deficiency and what you can do about it. Vitamin D helps keep your ...

"Many Americans are deficient in vitamin D due to limited sun exposure from indoor lifestyles, sunscreen use and our northern ...

Vitamin E is a key nutrient with benefits for the immune system, heart, brain, vision and skin. Eat these 10 vitamin E-rich foods to up your intake, dietitians say.

Ideally, the vitamin D blood test should be offered from the fall season through winter when vitamin D blood levels are at their lowest. Spring and summer months can give patients and clinicians a ...

Introduction Vitamin-D deficiency has been linked to an increased risk of respiratory infections. The objective of this study was to determine the frequency and clinical importance of vitamin-D ...

Vitamin D toxicity can also occur secondary to excessive production of the active form of vitamin D, 1,25 (OH) 2 D (1,25-dihydroxyvitamin D) in patients with granulomatous disorders such as ...

For reference, a medium orange contains about 70 mg of vitamin C, so getting in your recommended daily amount is less work than you'd think. Noted: Nearly 1 in 4 Americans is deficient in Vitamin D.

How much vitamin C per day? The Recommended Dietary Allowance (RDA) for vitamin C depends on a handful of factors, including age and sex (for adults): 0 to 6 months: 40 mg 7 to 12 months: 50 mg 1 ...

How much vitamin C per day? The Recommended Dietary Allowance (RDA) for vitamin C depends on a handful of factors, including age and sex (for adults): 0 to 6 months: 40 mg 7 to 12 months: 50 mg 1 to 3 ...