Vitamin A Directory
Vitamin A is a nutrient that can be found in eggs, milk, liver, fortified cereals, carrots, spinach (and other leafy greens), and yellow or orange vegetables such as squash. Follow the links below to find WebMD's comprehensive coverage about what vitamin A is, how the body uses vitamin A, what foods contain vitamin A, and much more.
Vitamin A for Good Vision
Vitamin A is key for good vision, a healthy immune system, and cell growth. Learn about the active form of vitamin A -- retinoids -- that come from animals.
Beta-Carotene Foods and Supplements
Beta-carotene is good for vision, immunity, and overall health. WebMD tells you which foods contain this antioxidant and whether to take beta-carotene supplements.
Night Vision Problems: Why Can't I See After Dark?
WebMD helps you understand night vision problems such as halos, blurriness, and night blindness. With a doctor’s help, you can find ways to treat vision problems you have at night.
Vitamins Women Need
Find out which vitamins are important for women to get every day, what kind of food has them, and whether you should consider taking supplements.
Healthy Butternut Squash Plus a Risotto Recipe
The versatile butternut squash is a good source of vitamins, minerals, and classic autumn flavor.
Top 6 Antiaging Breakthroughs
Dozens of antiaging products hit the market in 2007, but do any of them truly deliver? WebMD asks the experts to separate the science from the hype.
Women’s Vitamin, Mineral Supplements, Food Sources, and More
WebMD discusses vitamins and minerals women need, how much is needed, food sources, and when to take a supplement.
The ABCs of Vitamins
Find out the history behind the most popular vitamin supplements.
Slideshows & Images
Surprising Things That Hurt Your Liver
Alcohol and acetaminophen are well-known liver dangers, but what else can be harmful? Some of them may surprise you.
7 Missing Nutrients in Your Diet
In this slideshow, discover the seven essential nutrients most Americans lack in their diet: Calcium, potassium, magnesium, and more.