There are many advantages, environmental products in our country, in particular, agricultural products. Among the benefits: foods and other plants, which can strengthen the body's immune system in the fight against the covid-19 pandemic, said Dr Rakotohery Josette, a nutritionist, Metabolic Disease and Micronutrition. Here are some examples of foods that stimulate the immune system: Guavas, peppers, parsley, lemons, oranges ...