Nickan Research Institute Immunopathologia Persa 2423-8015 1 1 2015 01 01 Diet and immune system e04 EN Marzieh Kafeshani Journal Article 2014 09 13 2014 10 12 The immune system protects versus illness. Exposure to contaminations, stress, malnutrition and other factors that impact on immune dysfunction has increased in the modern lifestyle hence paying attention to adequate amount of calorie, protein, vitamins, minerals and antioxidants is necessary.