This literature review summarizes 15 references on natural fiber polymer composites. The references cover various topics like the effects of waste materials and bio-based constituents on composite properties, the degradability and biodegradation of composites, how mechanical properties depend on fiber loading and manufacturing techniques, the potential of incorporating inorganic nanoparticles to improve properties, different surface modification techniques of natural fibers, research on tribological performance, characterization methods of composites, how fillers and carbonization temperature affect properties, applications in the aviation sector, trends in research and development, thermogravimetric behavior, utilization of agricultural waste in composites, durability, additive manufacturing of composites, flammability, and biodegradable polylactic acid