Vitamin C in Horseradish helps alleviate viral infections by boosting immunity. The root has many phyto-chemicals with anti-oxidant & detoxification functions. Glucosinolates compounds in the roots & leaves can increase the liver's ability to detoxify carcinogens & may suppress existing tumor growth. It has proven effective against infection, bacteria & fungi & destroys bacteria that causes bronchitis & urinary tract infections. Juice from the root helps clear sinuses & ease sinus discomfort.