What It Actually Is
Butcher's broom is a shrub native to Europe and North Africa, with a root extract that has a long history of traditional use in Europe for circulatory support.
What Research Generally Shows
Butcher's broom is studied primarily for supporting healthy venous circulation, with compounds called ruscogenins thought to be responsible for its traditional effects.
The Honest Gap
Lungora's butcher's broom amount isn't disclosed within the 575mg blend.