... of propolis are tree balm compound, phenol substance and amylose.Health effection: Propolis is one kind of Natual antibiotic" and ... use in hepatits, hepatocirrhosis, astriction, polypi, bilestone etc.Nature Bee propolis Extract Paste, with Propolis Content 98%, Flavonoid 15%, ... 9%,12%, 15%antiboitics meet EU, Japan, American Standard. Product Picture:Our Factory:COA: 100% natural honey propolis