For some patients, nutritional supplements can play a role in boosting the immune system and priming the body to better react to certain pathogens. Olive leaf extract has antiviral properties due to its stimulation of the propagation of natural killer cells in the body. Zinc lozenges can help restore and replenish the natural mucous membranes … Continue reading Nutritional Supplements May Help Educate the Immune System to Better Combat Influenza