New Fuchsin is widely used in biological and medical research as a staining agent. It is particularly valuable in histology for staining tissues, where it helps in the visualization of cellular structures under a microscope. The dye is also employed in microbiology for Gram staining, aiding in the differentiation of bacterial species based on their cell wall properties. Additionally, New Fuchsin finds application in the textile industry for dyeing fabrics, providing vibrant and long-lasting colors. Its use extends to the field of dermatology, where it is incorporated into certain topical treatments for skin conditions due to its antiseptic properties.