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What Vitamin A Can Do for Your Vision, Cancer Risk, and Overall Health

Vitamin A is essential for body functions, including supporting vision and the immune system. You get it as provitamin ...
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Too Much of This Vitamin May Raise Cancer Risk, New Study Says

Here's why supplementation might not be the best idea. Reviewed by Dietitian Emily Lachtrupp, M.S., RD A new study suggests that too much or too little vitamin A may increase cancer risk. Get vitamin ...

Can you take too much vitamin C? Yes, it can lead to an upset stomach, irritated skin, and headaches

Doctors recommend you get 65 to 90mg of vitamin C per day. Taking over 2,000 mg of vitamin C supplements can result in ...
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Vitamin a toxicity: “Too much of a good thing”

Fredric Gorin, Sarah Torres, and Pamela J. Lein discuss the implications of vitamin A supplementation during a recent measles ...

Are you taking too much vitamin D? How to find the right supplement dosage for you

Taking too much vitamin D can cause nausea, vomiting, weakness, and bone pain. Over time, vitamin D toxicity may cause heart ...
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Too Much of This Vitamin May Raise Cancer Risk, New Study Says

Get vitamin A in foods like red bell peppers, sweet potatoes and eggs. But talk to a healthcare provider before trying a vitamin A supplement. Researchers wanted to know, too, so they conducted a ...