Protein At this stage in life, protein is very important. Protein is needed to support a healthy immune system and prevent the wasting of muscle. Since energy needs are less, older folks should eat high quality protein such as eggs, lean meats, poulty, and fish. Carbs and fiber Carbohydrates are the main source of energy for the entire body. Some meals and some days will be higher in fat than others. Even high fat meals can be kept in line with healthy eating as long as you balance those days accordingly. The average fat intake over the course of weeks and months is important, not the fat intake of every meal and food you consume. Younger adults and high active adults who have higher calorie needs can probably eat a little more fat. Avoid a lot of sugar Drinks that contain sugar are a major source of empty energy. What this means, is that the drinks contain a lot of energy that your body may not need, and it doesn't contain any vitamins or minerals. If you plan to drink sugary drinks, don't go overboard - limit yourself to 1 a day. Most popular foods don't have enough fiber. If you like the more popular foods, you probably need to increase your intake of fiber. 4. Grains offer the most fiber. Dietary fiber is actually plant matter that we cannot digest. The best sources are whole grains and concentrated grain products. 5. Kids need fiber as well. To have an adequate intake of B12, vegans should reguarly consume vitamin B12 supplements or foods, which contain vitamin B12, such as soy products or milk. For calcium, vegans can rely on orange juice or soy milk, as they are fortified with calcium. Beans and leafy green vegetables will also contain some calcium as well. Cantaloupe Cantaloupes contain 117 GG of vitamin C, which is almost twice the recommended dose. Half a melon contains 853 MG of potassium, which is nearly twice as much as a banana, which helps to lower blood pressure. Half a melon contains 97 calories, 1 gram of fat, and 2 grams of fiber. Tomato A tomato can help cut the risk of bladder, stomach, and colon cancers in half if you eat one daily.