Propolis is a material similar to resin (organic secretion of trees) that is manufactured by bees through the buds of poplars and cone trees. Propolis is used by bees to build hives and may contain byproducts of these hives. According to several studies, propolis seems to help fight bacteria, viruses and fungi. There are many … Continue reading Propolis: What is it, what is it used for and its properties