Lumen Echinacea-Propolis Extract is a natural product that combines the benefits of echinacea and propolis. Echinacea is known to strengthen the immune system and help prevent colds and flu. Propolis, in turn, has antibacterial and antiviral properties. This extract is used to strengthen the immune system, improve the bodys response to disease and promote overall health. It is an ideal supplement during seasonal changes or when an extra boost is needed to stay healthy. Composition The composition of Lumen 50 ml echinacea-propolis extract is unknown. ingredients The main active ingredient of Lumen Echinacea-Propolis extract 50ml is echinacea and propolis.