Biofertilizer use in the United States: definition, regulation, and prospects.

The increasing demand for sustainable food production has driven a surge in the use and commercialization of biological inputs, including biofertilizers. In this context, biofertilizers offer potential benefits for nutrient use efficiency, crop yield and sustainability. However, inconsistent definition of the term "biofertilizer" and regulations, particularly in the USA, hinder market growth and consumer confidence.