Too much vitamin D can lead to toxicity, also known as vitamin D hypervitaminosis. The popularity of vitamin D supplementation has increased in recent years. Since supplements often contain ...

Vitamin D, the sunshine vitamin, is crucial for bones, muscles, mood, and immunity. While essential, excessive intake from supplements can lead to dangerous high calcium levels, causing nausea, kidney ...

Can you take too many vitamins? As a general rule, not getting enough nutrients in one's diet is a broader area of concern than getting too many, which is why more research exists on that front. "We ...

Vitamin D is an essential nutrient that supports immune function, and heart, bone, muscle and nerve health. Vitamin D can be made in your body from sunlight, but it is also found in salmon, egg yolks ...

Adults with heart disease who received tailored vitamin D doses had a 50 percent lower risk of experiencing a second heart attack — but how much is too much vitamin D?

Amid reports of a U.K. man's death from high amounts of vitamin D, experts are warning about the dangers of unsafe levels. After 89-year-old David Mitchener died last year from hypercalcemia, a ...

Jillian Kubala, MS, is a registered dietitian based in Westhampton, NY. Jillian uses a unique and personalized approach to help her clients achieve optimal wellness through nutrition and lifestyle ...

Eat more of these whole foods loaded with vitamin C to support your immune system instead of taking a supplement, dietitians say.

Sherri Gordon, CLC is a certified professional life coach, author, and journalist covering health and wellness, social issues, parenting, and mental health. She also has a certificate of completion ...