Clinically Proven Effective Patented Proprietary Herbal Formula Pleasant Honey Lemon Flavor Dietary Supplement Echinamide Active Defense is a 100% natural pleasant tasting honey lemon syrup. Active Defense is a proprietary formula that supports immune system function and provides a soothing effect on the bronchial passages. Clinically Tested, Proven Effective Echinamide is processed using a patented method resulting in an extract with standardized levels of Echinacea purpurea's three key active compounds - alkylamides, polysaccharides and cichoric acid - that scientific and clinical research has proven to stimulate the immune system. Echinamide the Safety of Nature Full spectrum fresh herb extract 100% natural echinacea Safe for children All Natural Factors products are manufactured in accordance with the Government of Canada's Good Manufacturing Practices (GMP), among the highest standards in the world.