What Should I Eat to Prevent a Cold? Although a cold is not a serious ailment for most people, the symptoms are not always fun. To prevent getting a cold in the first place, you should boost your immune system by eating foods that are filled with immune-boosting nutrients. The immune system is complicated, and it is made up of a wide variety of cells. These require certain vitamins, minerals, and other nutrients to function at their best. Although you can get cold and flu medication over the counter when you do not feel well, why not avoid getting sick all together by eating the right types of food? Immune…