Timing matters when it comes to supplements. Some vitamins are best taken with meals, while others work better on an empty ...

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.

Advertisements and social media often suggest that vitamin supplements are important for optimal health — but are they really essential for everyone? "Vitamins have become a multi-billion-dollar ...

Research suggests that vitamins like B6 and K2 might promote heart health. Not getting enough of other vitamins, like C and D, may increase your risk of heart disease. Your body needs vitamins to ...

Ascorbic acid, the scientific name for vitamin C, supports immune function. Eating ascorbic acid-rich foods helps your immune system work properly.