From Ambiguity to Precision: Carbon Dots Bridge Traditional Charcoal Medicine and Modern Nanomedicine

Traditional Chinese Medicine (TCM) provides rich pharmacological resources, among which charcoal medicine is a distinctive product of carbonization techniques. Renowned for its anti-inflammatory, hemostatic, and antidiarrheal properties, charcoal medicine has faced developmental limitations because of its unclear pharmacological mechanisms. The emergence of carbon dots (CDs), a nanomaterial with excellent biocompatibility and biochemical versatility, has provided novel perspectives in charcoal medicine. TCM-CDs, derived from TCM precursors such as charcoal medicine, serve as a bridge between traditional practices and modern nanomedicine. Combining high-temperature processing and advanced synthesis enables TCM-CDs to retain therapeutic properties while gaining nanoscale features. These molecules have shown potential in the treatment of neurological disorders, inflammation, and metabolic diseases, and in applications such as biomedical imaging and diagnostics. However, challenges such as incomplete structural characterization, inconsistent synthesis, and limited clinical validation remain. Future research should use advanced analytical methods, artificial intelligence (AI), and standardized protocols to achieve scalable production and quality control. Guided by TCM’s holistic philosophy, multifunctional TCM-CDs have potential to enhance therapeutic effects. By bridging traditional practices and modern nanomedicine, TCM-CDs highlight the modernization of charcoal medicine, and may open avenues for innovation and advancement in TCM research.