Butterbur (Petasites Hybridus)
Also known as: Petasites, Petasites Hybridus, Purple Butterbur
It may not be a well-known supplement, but when spring arrives and there are more particles in the air, butterbur root has been shown to be helpful. An herbal supplement, butterbur or petasites hybridus, is a flowering plant that’s native to parts of central Europe. According to studies, butterbur is great for supporting respiratory function, as well as promoting healthy sinuses when taken in supplement form.