Known as PSK in Japan and PSP in China, the immune supporting beta glucans extracted from the medicinal mushroom Coriolus versicolor are one of the first herbs from Traditional Chinese Medicine to be fully backed by modern scientific research.

Using science to enhance the knowledge and benefit these ancient herbal traditions have to offer is the focus of what we do at JHS Natural Products.

As with every medicinal mushroom supplement we offer, is a full spectrum extract formulated with two goals in mind:

Delivering the complete essence of what made these mushrooms valuable in traditional herbalism.
Delivering guaranteed levels of all the primary active compounds identified and studied in the supporting scientific research.
The people at our company are dedicated to supplying you with premium quality supplements for your health and in the last ten years they have set a standard for quality unequaled in our industry.

We use only organic or all-natural mushrooms grown on wood, under carefully controlled conditions. Every supplement is formulated to the exact quality standards proven effective in the research. Each supplement is analyzed for purity and potency and contains guaranteed levels of active compounds. Potency information is listed on the label of every supplement, allowing you to take advantage of the dosing recommendations listed in the research.