Propolis, sometimes called propolis resin, is a natural product bees produce. The bees use propolis to protect their hives. Propolis's antiseptic property has been known to man for thousands of years. It is a mixture collected by bees and mainly consists of tree resin, dung, and the saliva of the collecting bee. Concentrated liquid propolis extract in a dose of 54 mg per capsule. How to use: 1-2 capsules per day, as needed. 40 capsules