Nisha Natural Black Hair Color 25gm The top grade powder hair color Nisha Henna is enhanced with traditional Indian herbs including Amla, Aloe Vera, Hibiscus, and Shikakai. This hair color powder, which is derived from herbal henna extracts, is among the best on the market. Nisha is a safe, ammonia-free unisex hair color for all hair types. Your hair will seem smooth, shiny, and natural with Nisha hair color. Nisha Powder Hair Color Can Help You Experience Naturally Beautiful Colored Hair.