Vitamin A supplements will not protect someone from measles, and they are not a substitute for a vaccine, infectious-disease ...

A new study has linked adequate vitamin D levels to a lower risk of colorectal cancer. Here's what you need to know about ...

And “you can overdose much more easily with that ... A dose of more than 200,000 micrograms of vitamin A can cause symptoms, and more than 3,000 micrograms of the supplement taken daily can ...

A person should contact a doctor if they notice the symptoms of vitamin D toxicity. They can bring a list of any supplements they are taking to the appointment to help with the doctor’s diagnosis.

Vitamin D and cholesterol share a complex relationship. While vitamin D may help lower cholesterol levels, some studies ...

Vitamin B12 is one of the most essential nutrients that plays a key role in nerve function, red blood cell formation, and DNA ...

Vitamin A is stored in the liver and can accumulate in the body to dangerous levels if too much is ingested. Acute toxicity symptoms include nausea, vomiting, vertigo, headaches and blurry vision.

People who overdose on vitamins may get affected by vitamin toxicity, or hypervitaminosis which could cause a range of symptoms. In the case of Vitamin A toxicity, some common symptoms are ...

However, it’s not clear whether increasing vitamin D intake could relieve depression symptoms ... D for long periods can lead to vitamin D toxicity. The bottom line is that experts haven ...