Propolis is resin-like material made by bees from the buds of poplar and cone-bearing trees. Propolis is rarely available in its pure form. It has obtained from beehives and contains bee products. Bees use propolis to build their hives.
Propolis is consider for swelling (inflammation) and sores inside the mouth (oral mucositis). However, It also used for burns, canker sores, diabetes, genital herpes, cold sores, and other conditions.