It is a mother tincture of Propolis useful to stimulate the natural defences, in case of respiratory tract diseases, effective against colds and in external use against itching. Rich in vitamins and trace elements such as manganese, selenium, iron and magnesium, it helps to resist diseases by stimulating the immune system. Propolis is made by bees from their secretions and resins that they collect from the buds. Propolis is a resinous substance that bees collect from the buds to protect the hive from external aggressions. It is enriched with echinacea and essential oils that support the body's defence system.