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Know the Cause's mission is to guide non-professional audiences and professional audiences to achieve optimal health by avoiding toxic fungal by-products known as "mycotoxins." Human mycotoxins are exposed to its medications, food and air supplies, as most health care providers don't know. Overexposure is associated with many mammalian symptoms and diseases, which is widely published in medical journals. Know the Cause’s aim is to make sure you know why. Doug Kaufmann, the famous TV presenter, the company, fond of the fungus because it is related to the disease and works in the field of food allergy. Doug wrote 12 books on fungi and health issues. Each book tells about the diet he developed, which are actually used to starve the parasitic fungus and provide appropriate for those who follow it.