Should I Be Eating...?

Choose from hundreds of foods, from almonds to zucchini, and find out their effects on your health.

Find out the hidden health benefits in your favorite foods. Browse the index from A to Z and discover the powerful nutrients, vitamins, and minerals each food contains — plus the medical conditions and concerns these foods can help treat.

  • Waffles, Whole-Grain
    Whole-grain waffles are a healthy choice for breakfast, especially when paired with a protein-rich food like yogurt or peanut butter. Unlike regular waffles made with refined white flours, whole-grain waffles provide a good dose of fiber. A high-fiber diet is beneficial for weight loss and reduces the risk of heart disease and type 2 diabetes. Just be sure to stick to the portion size listed on the label (usually two waffles) and avoid dousing them in butter and sugary syrup. Most whole-grain wa...
  • Walnuts
    Walnuts are a good source of heart-healthy monounsaturated and omega-3 fats, nutrients that can improve cardiovascular health, help to manage type 2 diabetes, prevent and manage arthritis, and maintain healthy eyes and skin. Manganese in walnuts may reduce PMS symptoms. Like other nuts, walnuts should be eaten in moderation since they're calorie-dense (stick with just one handful of nuts per day). Nuts may also trigger migraines and IBS in people who are sensitive. Read more about nuts and seeds...
  • Walnuts, White
    White walnuts, also known as butternuts, are a good source of heart-healthy monounsaturated and omega-3 fats, nutrients that can improve cardiovascular health, help to manage type 2 diabetes, prevent and manage arthritis, and maintain healthy eyes and skin. Like other nuts, white walnuts should be eaten in moderation since they're calorie-dense (stick with just one handful of nuts per day). Nuts may also trigger migraines and IBS in people who are sensitive. Read more about nuts and seeds.
  • Watercress
    Watercress is a leafy green vegetable with a peppery flavor and is often added to salads or used on top of sandwiches. It is a good source of beta-carotene, lutein, and zeaxanthin, antioxidants that may prevent and manage arthritis, cataracts, and macular degeneration, as well as maintain healthy hair and skin. Watercress is also a good source of vitamin K, which may prevent bone fractures. Learn more about leafy green vegetables.
  • Watermelon
    Watermelon, like other melons, has a high water content and is low in calories, making it a great choice for people who are trying to lose weight. Watermelon is a good source of vitamin C and beta-carotene, antioxidants found in many fruits that help prevent arthritis, cataracts, macular degeneration, and maintain healthy hair and skin. Find out more about fruit.
  • Wheat Berries
    Wheat berries are the entire kernel of wheat (minus the hull); therefore, they are a high-quality whole grain that is rich in nutrients. Wheat berries have a chewy texture and nutty flavor, and they can be prepared like rice and served hot or cold as a side dish. Fibrous wheat berries help keep blood-sugar levels stable, which is helpful if you have type 2 diabetes or mood disorders. Wheat berries contain gluten and are therefore unsafe for individuals with celiac disease. IBS sufferers take not...
  • Wheat Germ
    Wheat germ is the nutrient-rich part of a grain of wheat that is lost during milling when grains are refined. Wheat germ is a very good source of the antioxidants vitamin E and selenium, B vitamins such as folate, and zinc — which in combination help reduce the risk of arthritis, cataracts and macular degeneration, memory loss, and skin and hair damage. Other nutrients in wheat germ, including magnesium and manganese, may help prevent and manage high blood pressure, type 2 diabetes, osteoporosis...
  • Whiskey
    Whiskey is a hard alcohol that is distilled from fermented grains. It is commonly consumed straight up or on ice but may also be mixed with other drinks. Either way, it can pack on the pounds (especially when combined with soda or other high-calorie, sugary mixers), increase already high triglycerides, and interfere with sleep. It is best to limit whiskey and other alcoholic beverages, especially if you are trying to lose weight, have type 2 diabetes or gout, or experience irritable bowel syndro...
  • Wine, Red
    Heavy intake of red wine, like other alcoholic beverages, can pack on the pounds, increase already high triglycerides, and interfere with sleep. It is best to limit red wine and other alcoholic beverages, especially if you are trying to lose weight, have type 2 diabetes or gout, or experience irritable bowel syndrome (IBS). That said, drinking moderate amounts of alcohol has been shown to reduce the risk of heart attack and stroke and boost HDL (good) cholesterol (and red wine in particular offe...
  • Wine, White
    Heavy intake of white wine, like other alcoholic beverages, can pack on the pounds, increase already high triglycerides, and interfere with sleep. It is best to limit white wine and other alcoholic beverages, especially if you are trying to lose weight, have type 2 diabetes or gout, or experience irritable bowel syndrome (IBS). That said, drinking moderate amounts of alcohol has been shown to reduce the risk of heart attack and stroke and boost HDL (good) cholesterol. If you don't already drink...
  • Worcestershire Sauce
    Worcestershire sauce is a low-calorie condiment that can be part of a healthy diet. However, because it's high in sodium, you'll want to go easy if you have high blood pressure. Also, if you suffer from migraines, be aware that Worcestershire sauce contains ingredients that may be triggers. If you have celiac disease look for a gluten-free Worcestershire sauce. Learn more about condiments, sauces, and flavorings.