There is a steady communication of microbes in the human life, scientific community updating their knowledge about microbes. The association between microbes and humans is very diverse. This book "Microbes for Humankind and Applications" will be a novel and useful collection of large applications of microbes in differentes areas like food, pharmaceutical, diagnostic, medical, agriculture, environment, industry etc. The idea is to compile a reference book in various aspect of microbes application, that will help the life science researchers. Our aim is to make available a massive variety of topics related to microbes within a single book. The all chapters bring advanced information with current references. We will focus on topics that are presently challenging with applications of microbes.