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Different foods contain different nutrients and other healthful substances. No single food can supply all the nutrients in the amounts you need. For example, oranges provide vitamin C and folate but no vitamin B12; cheese provides calcium and vitamin B12; but no vitamin C. To make sure you get all the nutrients and other substances you need for health, build a healthy base by using the Food Guide Pyramid as a starting point. Choose the recommended number of daily servings from each of the five major food groups (box 7). If you avoid all foods from any of the five food groups, seek guidance to help ensure that you get all the nutrients you need.
Use plant foods as the foundation of your mealsThere are many ways to create a healthy eating pattern, but they all start with the three food groups at the base of the Pyramid: grains, fruits, and vegetables. Eating a variety of grains (especially whole grain foods), fruits, and vegetables is the basis of healthy eating. Enjoy meals that have rice, pasta, tortillas, or whole grain bread at the center of the plate, accompanied by plenty of fruits and vegetables and a moderate amount of low-fat foods from the milk group and the meat and beans group. Go easy on foods high in fat or sugars. Keep an eye on servingsCompare the recommended number of servings in box 7 and the serving sizes in box 8 with what you usually eat. If you don’t need many calories (because you’re inactive, for example), aim for the lower number of servings. Notice that some of the serving sizes in box 8 are smaller than what you might usually eat or see on food labels. For example, many people eat 2 slices of bread in a meal, which equal 2 servings. So it’s easy to meet the recommended number of servings. Young children 2 to 3 years old need the same number of servings as others, but smaller serving sizes except for milk. Also, notice that many of the meals and snacks you eat contain items from several food groups. For example, a sandwich may provide bread from the grains group, turkey from the meat and beans group, and cheese from the milk group. Choose a variety of foods for good nutrition. Since foods within most food groups differ in their content of nutrients and other beneficial substances, choosing a variety helps you get all the nutrients and fiber you need. It can also help keep your meals interesting from day to day. There are many healthful eating patternsDifferent people like different foods and like to prepare the same foods in different ways. Culture, family background, religion, moral beliefs, the cost and availability of food, life experiences, food intolerances, and allergies affect people’s food choices. Use the Food Guide Pyramid as a starting point to shape your eating pattern. It provides a good guide to make sure you get enough nutrients. Make choices from each major group in the Food Guide Pyramid, and combine them however you like. For example, those who like Mexican cuisine might choose tortillas from the grains group and beans from the meat and beans group, while those who eat Asian food might choose rice from the grains group and tofu from the meat and beans group. If you usually avoid all foods from one or two of the food groups, be sure to get enough nutrients from other food groups. For example, if you choose not to eat milk products because of intolerance to lactose or for other reasons, choose other foods that are good sources of calcium, and be sure to get enough vitamin D. Meat, fish, and poultry are major contributors of iron, zinc, and B vitamins in most American diets. If you choose to avoid all or most animal products, be sure to get enough iron, vitamin B12, calcium, and zinc from other sources. Vegetarian diets can be consistent with the Dietary Guidelines for Americans, and meet Recommended Dietary Allowances for nutrients.
Growing children, teenagers, women, and older adults have higher needs for some nutrientsAdolescents and adults over age 50 have an especially high need for calcium, but most people need to eat plenty of good sources of calcium for healthy bones throughout life. When selecting dairy products to get enough calcium, choose those that are low in fat or fat-free to avoid getting too much saturated fat. Young children, teenage girls, and women of childbearing age need enough good sources of iron, such as lean meats and cereals with added nutrients, to keep up their iron stores. Women who could become pregnant need extra folic acid, and older adults need extra vitamin D.
Check the food label before you buyFood labels have several parts, including the front panel, Nutrition Facts, and ingredient list. The front panel often tells you if nutrients have been added?for example, “iodized salt” lets you know that iodine has been added, and “enriched pasta” (or “enriched” grain of any type) means that thiamin, riboflavin, niacin, iron, and folic acid have been added. The ingredient list tells you what’s in the food, including any nutrients, fats, or sugars that have been added. The ingredients are listed in descending order by weight. Use the Nutrition Facts to see if a food is a good source of a nutrient or to compare similar foods?for example, to find which brand of frozen dinner is lower in saturated fat, or which kind of breakfast cereal contains more folic acid. Look at the % Daily Value (DV) column to see whether a food is high or low in nutrients. If you want to limit a nutrient (such as fat, saturated fat, cholesterol, sodium), try to choose foods with a lower %DV. If you want to consume more of a nutrient (such as calcium, other vitamins and minerals, fiber), try to choose foods with a higher %DV. As a guide, foods with 5%DV or less contribute a small amount of that nutrient to your eating pattern, while those with 20 or more contribute a large amount. Remember, Nutrition Facts serving sizes may differ from those used in the Food Guide Pyramid. For example, 2 ounces of dry macaroni yields about 1 cup cooked, or two (1/2 cup) Pyramid servings. Use of dietary supplementsSome people need a vitamin-mineral supplement to meet specific nutrient needs. For example, women who could become pregnant are advised to eat foods fortified with folic acid or to take a folic acid supplement in addition to consuming folate-rich foods to reduce the risk of some serious birth defects. Older adults and people with little exposure to sunlight may need a vitamin D supplement. People who seldom eat dairy products or other rich sources of calcium need a calcium supplement, and people who eat no animal foods need to take a vitamin B12 supplement. Sometimes vitamins or minerals are prescribed for meeting nutrient needs or for therapeutic purposes. For example, health care providers may advise pregnant women to take an iron supplement, and adults over age 50 to get their vitamin B12 from a supplement or from fortified foods. Supplements of some nutrients, such as vitamin A and selenium, can be harmful if taken in large amounts. Because foods contain many substances that promote health, use the Food Guide Pyramid when choosing foods. Don’t depend on supplements to meet your usual nutrient needs. Dietary supplements include not only vitamins and minerals, but also amino acids, fiber, herbal products, and many other substances that are widely available. Herbal products usually provide a very small amount of vitamins and minerals. The value of herbal products for health is currently being studied. Standards for their purity, potency, and composition are being developed. ADVICE FOR TODAY
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