Vitamins are often seen as harmless, but taking too much can cause serious health problems. Some vitamins build up in the ...

There’s growing awareness of rare, but potentially serious side effects from mega doses of vitamin B6, a nutrient found in ...

Vitamin D is essential for strong bones and immunity, but too much can quietly harm your kidneys.

Vitamin B12 overdose is so rare that serious adverse effects from consuming large amounts of vitamin B12 have only been reported in a handful of studies in the medical literature. It’s effectively ...

Too much vitamin D, or vitamin D toxicity, happens due to a buildup of calcium in the blood (hypercalcemia), which can be ...

The man was suffering vomiting, chest pain, leg cramps, ringing in his ears, a dry mouth, thirst and diarrhoea ...

The NHS recommends taking vitamin D supplements during winter months to keep bones and muscles healthy, but experts warn of ...

Not exactly. I mean, they're still vitamins after all. “Any kind of chewable vitamin should never be seen as candy,” says Angela Lemond, R.D., spokesperson for the Academy of Nutrition and Dietetics ...

Is it dangerous to consume too much vitamin C? Not really. “A genuine overdose of vitamin C is unlikely,” says Gürtler. “It’s water-soluble and the body cannot store excess amounts; the excess is just ...

NHS experts warn Vitamin D users to stop high doses after overdose cases, urging people to follow guidance and watch for ...