Without food, the body can survive for about 30 days as long as you have water. However, it will be a long, painful and hangry 30 days that you certainly want to avoid if possible.
The Lost Super Foods is an online program that teaches you essential survival skills and recipes for emergencies where food becomes scarce or is difficult to get. It offers over 126 survival foods and techniques, including steps for food preservation and extending the shelf life of canned goods. The program also includes survivalist recipes, food lists, and so much more.