Innovations in food extrusion technologies: Applications, advances, and future prospects-a review

Abstract

• Extrusion enables functional food development via thermal treatment. • 3D printing creates customized food structures with novel ingredients. • Novel extrusion techniques improve food texture and product value. Innovations in food extrusion technologies have significantly expanded their applications beyond traditional processing, encompassing personalized nutrition, targeted bioactive delivery, and sustainable packaging solutions. This review highlights cutting-edge advancements such as hot melt extrusion (HME), supercritical fluid-assisted extrusion, and extrusion-based food printing, with particular emphasis on their impact on food formulation, functional food development, personalized nutrition, sustainable packaging, and overall innovation. It focuses on state-of-the-art techniques,