1. The current state of diabetes treatment 2. Nanoparticles and nanocomposites for controlled delivery of insulin 3. Nanomaterials as glucose sensors for diabetes monitoring 4. Nano-tattoos-a novel approach for glucose monitoring and diabetes management 5. Metal and metal oxide nanoparticles: synthesis, properties, and applications as nanomedicines for diabetes treatment 6. Biosynthesized nanoparticles for diabetes treatment 7. Cytotoxicity of nanoparticles toward diabetic cell models 8. In vivo studies of nanoparticles in diabetic models 9. Preclinical and clinical evaluation of nanodrugs for diabetes treatment 10. Future of nanoparticles, nanomaterials, and nanomedicines in diabetes treatment