This comprehensive guide explores the history, scientific background, and modern applications of methylene blue - a compound once used primarily as a dye, now increasingly recognized for its therapeutic potential. The content covers its origins in medical history, its pharmacological properties, and its diverse range of uses in both conventional and alternative medicine.Special attention is given to methylene blue's role as a mitochondrial enhancer, antioxidant, and neuroprotective agent. Readers will gain insight into its promising effects in the treatment of cognitive decline,...