This book covers the basics and applied aspects of electro-fermentation and their applications in synthesizing various bio-products. It combines principles of electrochemistry and fermentation to produce valuable chemicals, biochemicals and biofuels. It also includes examples of these synthesized products such as organic acids, alcohols, hydrogen and biopolymers. The topics covered include recent advancements in electrode materials, synthetic biology integration and scale-up efforts. The book is a valuable reference for beginners, researchers and professionals interested in bioprocess engineering, biochemical engineering, environmental engineering and allied fields.