For 30 years, doctors in Germany have administered a titled extract of the butterbur plant to patients experiencing seasonal spring problems with the presence of pollen. The main active ingredient of butterbur is petasin, a phytochemical that reduces spasms in smooth muscle fibers, and relieves the swollen nasal mucosa.
The Butterbur Extract with Standardized Rosmarinic Acid contains a patented extract from butterbur, which has been freed from harmful derivatives, having undergone a special treatment.
The rosmarinic acid is a polyphenol extract from rosemary, which suppresses cells responsible for inflammation, providing relief from symptoms, but also contributes to the proper functioning of the immune system.
Luteolin is a flavonoid that has been shown to facilitate and enhance respiratory function.
Finally, perilla mint extract helps equally effectively in the proper functioning of the immune system.