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Host Defense Mushroom Supplements

Paul Stamets and his skilled Host Defense® team grow every single mushroom in every product. From the Forest, to Our Farm, to You.™ There is no other mushroom supplement company that has such complete control over their raw materials.

Grown in the USA 
• Located near the Olympic Rainforest, USA 
• Highest quality lab, growing environments and manufacturing methods
• No co-mingling or adulteration 
• Purity testing batch to batch
• Non-GMO

Host Defense® products are chosen by physicians, naturopaths and other practitioners for efficacy with their patients.

“Host Defense, owned by mycologist and author Paul Stamets, is the best all around source for immune-supporting mushroom products and information.*” -Andrew Weil, M.D.