Cold-A-Tak contains Echinilin®, a clinically studied extract of organic Echinacea purpurea that gets rid of your cold three times faster! This natural powerhouse helps reduce the severity and duration of the common cold. It can also be used to provide year-round immune support. Cold-A-Tak products contain not one, but three standardized active compounds to stimulate immune function. High-potency Cold-A-Tak may be your best defence to prevent colds, flu, and other infections.