 Bacterial bio-fertilizers are becoming increasingly popular due to their ability to increase crop yield and soil fertility. They do this by providing essential nutrients, mobilizing soil compounds, protecting plants from stress, and fighting off plant pathogens. There are various methods for producing and applying these bio-fertilizers, but they are not yet standardized across the globe. Despite this, the global market for bacterial bio-fertilizers is growing steadily. This article was authored by Paula Garcia-Friely, Esther Menendez, and Raul Rivas.