Glycerine based extract is a 1:4 concentrate. Echinacea root has important antibacterial, antiviral, and antifungal actions that primarily build resistance to infections. It has anti-tumor activities and anti-inflammatory cortisone-like effects as well. Echinacea works, by boosting the number of your immune cells and amounts of natural chemicals and then stimulating them into more activity and action. The benefit of immune stimulation is a shorter duration of existing colds and flu and/or prevention of future infections. It also initiates and speeds up recovery from chronic and long-term immune depression illnesses, diseases and degeneration