The human immune system is an aggregation of several factors include white blood cells, food intake, acquired immunity, vaccination and drug use. However, food intake is a very sure way of boosting your immune system. Many food can do that. However, there are three power foods that are relatively unknown which can spiral your immune system to the top. These foods are found in your locality and local grocery shops. This post explains more of the benefits of these 3 wonder foods http://gulpmatrix.com/3-power-foods-help-boost-immune-system/