Alizarin Yellow R (sodium) is a versatile dye crucial in biological experiments. It aids researchers in observing and analyzing cell structures, tracking biomolecules, evaluating cell functions, distinguishing cell types, detecting biomolecules, studying tissue pathology, and monitoring microorganisms. Its applications extend from fundamental scientific research to a wide range of clinical diagnostics. Additionally, dyes are extensively used in traditional areas like textile dyeing and emerging fields such as functional textile processing, food pigments, and dye-sensitized solar cells.