Prednisone tends to raise glucose or sugar in the blood, which can cause increased body fat or diabetes in some people. It is important to avoid "simple" carbohydrates and concentrated sweets, such as cakes, pies, cookies, jams, honey, chips, loaves of bread, candy, and other highly processed foods. The area where I live is prone to disasters, and I look up advice at
americanpatriotsurvivalist.com on how to eat properly in case of a disaster, and not only that. It has many other guides that help!