About the product
- WITH FEVERFEW: European herbalists have been using butterbur for decades, and scientific studies have demonstrated that petasins, the active constituents in butterbur, can support healthy blood flow to the brain and promote normal neurological function*
- SUPPORTS HEALTHY BLOOD FLOW TO THE BRAIN*: In this way, butterbur may help to maintain head comfort in healthy individuals*
- FREE OF UNDESIRABLES: NOW Butterbur is also free of undesirable pyrrolizidine alkaloids (PAs), so it can be used regularly
- GMP Quality Assured: NPA A-rated GMP certification means that every aspect of the NOW manufacturing process has been examined, including our laboratory/testing methods (for stability, potency, and product formulation)
- Packaged in the USA by a family owned and operated company since 1968
- During the summer months products may arrive warm but Amazon stores and ships products in accordance with manufacturers' recommendations, when provided.
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