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.

When you're unable to get the required amount of vitamin C from food, you can resort to supplements. However, it is important ...

Vitamin D is widely known for boosting bone health, muscle strength and immune function, but it also has a range of other benefits — including cancer prevention. A new study published in the journal ...