The flu condition usually occurs during the change of seasons as winter approaches. As a prevention or to counter the symptoms as soon as they appear, it is recommended to include in your diet products that contain a host of vitamins and nutrients essential for the proper functioning of the immune system such as fruits, vegetables, cereal or dairy products. . According to several studies, a deficiency in only one of these micronutrients: zinc, selenium, iron, copper, calcium, folic acid and vitamin A, B6, C and E2,3, could create a dysfunction of the immune defense. It is important to have a diversified diet and above all, to avoid consuming foods very high in trans or saturated fats and in fast sugars. Fruits and vegetables should be consumed in large quantities in general, and more particularly in the event of a flu-like condition. The antioxidants they contain help fight free radicals, which promotes a stronger immune system.