How much vitamin C you need per day depends on your age, sex, pregnancy and lactation status, and if you smoke. Here are the guidelines and general limits.

Vitamin C is essential for immunity, energy, and overall health—but how much do you actually need, and when is ...

Do you need to take vitamin C supplements, and how much is enough? The answer may depend on your age and overall health. Vitamin C is a water-soluble vitamin with a variety of benefits, but our bodies ...

It turns out, you can have too much of a good thing. While a huge swath of Americans are deficient in essential vitamins and minerals like potassium, calcium, and vitamin E, fewer are lacking ones ...

Vitamin C, also called L-ascorbic acid, is a water-soluble vitamin that is an essential part of your diet. Although some animals can produce their own vitamin C, humans have to get it from other ...