Natural Factors Echinamide Quick-Blast - Get ready for cold season. Instant relief - soothe your throat and clear your sinuses in one bite! Soothing eucalyptus, peppermint and lemon in a base of honey and super strength Echinamide. Echinamide is made from hand-picked Echinacea purpurea flower, leaves, stem and roots, preserved in their freshest state.