Hansenula polymorpha is a species of yeast commonly found in various environments, including soil and decaying plant material. It is known for its ability to utilize a wide range of carbon sources, making it versatile for industrial applications. This yeast is particularly notable for its capacity to grow on methanol, which is a key feature for biotechnological processes. In addition to its industrial uses, Hansenula polymorpha is also studied in scientific research for its genetic and metabolic properties. It serves as a model organism for understanding yeast biology and has potential applications in the production of proteins and other valuable compounds through fermentation processes.