Hops contain a unique polyphenol known as Xanthohumol. This prenylflavonoid compound possesses marked hydroxyl peroxyl radical scavenging properties. Hopsteiner produces a number of Xanthohumol products varying in concentration. Hopsteiner also produces Isoxanthohumol, an isomerized Xanthohumol product, and 8-prenylnaringenin a potent phytoestrogen. Contact us today to learn more.