What can we say about a marathon runners diet? First of all we know that it is the fuel for every step we take and every mile we run. A specialized diet becomes important only if you train more that 70 miles a week. After that your body will become so seriously depleted of its vitamins and minerals that keeping your health will become a challenge. Carefully plan your daily diet so that you ingest all necessary food from the food pyramid. The marathon runners diet is something discussed in many books and magazines as well as the web. Read up about runners diet as much as you can to avoid injury and common colds as you come closer to your marathon race.
Also you can check out this page: the marathon training diet guide.