Bee Propolis Powder Product specifition: 60% Propolis Appearance: Unformed & Brown powder, Non-abnormity Impurity and agglomeration. Brief description: Bee Propolis is gathered by bees from the leaf buds or bark of trees. So far 17 chemical substances in propolis have been described, some of which are: cinnamic acid, vanillin and an aromatic unsaturated acid characterized by antibacterial effects on certain gram-positive and gram-negative micro organisms. Packing detail: cardboard drums, with double aseptic food poly bags inside. 25kgs/drum. Shelf Life :Two years when properly stored. Storage :Tightly sealed in a clean, cool, dry area. Keep away from strong, direct light.