Dexe Black Hair Shampoo is an instant hair dye shampoo designed to color hair black in approximately 5 minutes, with the color typically lasting up to 4 weeks. Formulated with natural plant ingredients and traditional Chinese medicine essences such as Noni, wild ginseng, and wild ganoderma lucidum, it aims to strengthen and nourish hair roots. This 3-in-1 product cleanses, colors, and conditions, providing a darker, silky, and shiny appearance while also helping to prevent hair loss and treat dandruff. The formula is marketed as being gentle, intended to avoid scalp contamination or hair injury.