Willow Bark has been used extensively for at least 4000 years. Our willow bark is harvested in reasonable amounts & made with love 100 miles south of the Arctic Circle. Vegan - Gluten Free - Dairy Free - Sugar-Free. The key bio-active component in willow bark is salicylic acid or commonly referred to as salicin. Here in Alaska, the indigenous people were known chew on the bark & leaves of various willow species for a variety reasons. Some species were also eaten as a spring food after the ending of a long bitter Arctic winter. Turmeric is FAMOUS for it’s multitude properties. High-Bush Cranberry-Bark is famous for its unique aroma that fills the Alaskan air in autumn. it is actually in the honeysuckle family & not a true cranberry! People take it for a variety of reasons. Our crampbark is made with Viburnum Opulus & Viburnum Edule. For more information go to www.tundratonics.com or check us out on instagram & facebook @tundratonics The above is for informational purposes, this product is not intended to treat, cure, or prevent any diseases. Do your own research & consult with a doctor prior to taking any supplement. FYI if you order more than $35 the shipping will be free! Herbal Tincture Blend - Willow Bark, Cramp & Turmeric