Iron deficiency anemia is the most common nutritional disorder in the world, according to 2001 information listed by the Office of Dietary Supplements. It can leave you feeling tired, decrease your ability to concentrate and lower your immune function.

Although peanut butter is loaded with essential nutrients and can benefit your health, eating too much peanut butter is often problematic because of its fat and calorie content. The amount of peanut butter you should eat daily depends on your total daily calorie needs and weight-management goals.

Keeping ready-to-eat, nutritious foods on hand can help you stick to a healthy diet because you can reach for them instead of fast food or unhealthy snacks when you're hungry. Yogurt and granola can be ideal choices for breakfasts or snacks.

The peanut, a source of vitamins, protein and fiber, is one of America’s favorite snack foods. Peanut shells, not so much. While eating peanut shells may have never entered your mind, some people do indulge in this unusual snack.

Cauliflower belongs to the group of vegetables called cruciferous or brassica vegetables which includes broccoli, Brussels sprouts, cabbage, kale, rutabaga and turnips, among others. Cauliflower doesn't rank among America's favorite vegetables; Americans consumed just 2 lbs.

Beets provide a host of benefits for your health and can be eaten cooked or raw in meals, smoothies, salads and more.

Juicy and sweet, pineapple can be eaten fresh or cooked, and blended to make an all-natural fresh juice. To make fresh pineapple juice, blend a 1-cup serving of pineapple chunks with one-half-cup of water for an 8-ounce serving of pineapple juice.

A steaming bowl of oatmeal sounds like the perfect stick-to-your-ribs breakfast, designed to give you energy and keep you feeling full all morning. But if eating a bowl of oatmeal has you feeling more like you need a nap, something in your breakfast bowl may not be good for you.

Whey protein is one of the best types of proteins you can consume for muscle building because it contains essential and branched-chain amino acids.

Thick and creamy Greek yogurt is catching on. What used to be a specialty food is now a product of major food manufacturers and available in the supermarket.

It’s no coincidence that carrots have a permanent place in the produce aisle -- the sweet root vegetable is a popular snack; a common ingredient in soups, stews, salads and slaws; and a staple of crudite platters.

Baked potatoes have a rather poor reputation when it comes to diet and weight loss, especially among individuals who are trying to reduce their total carbohydrate intakes. However, you might be surprised to find out just how nutritious a baked potato actually is -- and how well it can fit into your weight loss plan.