This hair dye focuses on an ammonia-free formula, abandoning the pungent ammonia smell of traditional hair dyes, allowing you to enjoy a fresh and comfortable environment during the hair dyeing process, while greatly reducing the irritation and damage to the hair and scalp, especially suitable for people with sensitive scalp. Its unique formula contains a variety of natural plant extracts, such as black sesame extract, Polygonum multiflorum essence, etc., which replenishes nutrients for the hair while dyeing, nourishing the hair from root to tip, making the dyed hair black, bright and shiny, effectively improving the dry and rough condition of the hair, strengthening the hair and reducing hair breakage. And the coloring effect is excellent, it can accurately cover white hair, showing a natural and uniform black, lasting non-fading, allowing you to easily have a soft, black, healthy hair, showing a confident and elegant temperament. It is the ideal choice for pursuing high-quality black hair dyeing products.