The Phase One Diet was designed by Doug Kaufmann after years studying the clinical effects of pathogenic fungi on the body. The purpose of the Phase one Diet is help discourage fungal overgrowth and to minimize exposure to their poisons, known as mycotoxins. We have found that in most cases, this can truly be a lifestyle diet. The recipes in this section are so good, you’ll feel like you’re indulging. No sacrifice needed! Enjoy.