By having one cup of cooked beans, you'll get the same amount of protein as eating two ounces of meat! The nutrients of concern for vegans, who avoid all types of animal food, are vitamin B12, calcium, and vitamin D. In the average North American diet, the primary source for B12 is animals. 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. Keeping weight off during the holiday season is burning off the extra calories. You should plan a walk after meals, park farther from stores when you shop, and take a few walks around the mall before you begin shopping. During holiday parties and at family dinners, feel free to sample foods although you shouldn't splurge. Before you exercise or do any physical activity, always eat a light snack such as an apple. 2. Relying on energy bars and drinks. Although they are fine every once in a while, they don't deliver the antioxidants you need to prevent cancer. Fruits and vegetables are your best bets, as they are loaded in vitamins, minerals, fluid, and fiber. Seafood Salmon All cold water fish such as salmon, mackerel, and tuna are excellent sources of omega 3 fatty acids, which help to reduce the risk of cardiac disease. A 3 ounce portion of salmon contains 127 calories, 4 grams of fat, and 0 fiber. Crab Crab is a great source of vitamin B12 and immunity boosting zinc. - Anytime you order pasta dishes, be on the lookout for tomato based sauces instead of the cream based sauces. Tomato based sauces are much lower in fat and calories, and tomato sauce can even be counted as a vegetable! - You should always try to drink water, diet soda, or tea instead of soda or beverages that contain alcohol. Before you eat any type of meat, be sure to trim the fat and skin off of it. 3. 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.