Insect-based fertilizers are sustainable inputs offering numerous agronomic benefits. Sourced from insect frass and protein residues, they support root development and nutrient uptake. With reduced chemical dependency, these fertilizers help in lowering farming’s environmental impact. The market is gaining attention from both large agritech companies and green startups. Their application supports high-quality produce and improved soil longevity. Supply chains are being established to ensure consistent delivery, and product formats include pellets, powders, and liquid variants. As food systems aim for climate resilience, this fertilizer type is a key solution. It integrates seamlessly into organic and conventional farming systems alike.