Kombucha is much more than just a thirst quencher. According to folk medicine, the tea mushroom drink has been said to have positive effects on health since time immemorial. It is considered a home remedy for many ailments and diseases. In this book you will learn all you need to know about the tea mushroom: a symbiosis of various yeasts and other microorganisms. Ranges from a description of its various production techniques to its use, and how to conserve it. Gunther Frank's advice is based on years of involvement with the popular fermented drink.