BSY Noni Dark Brown Hair Color Shampoo is a Shampoo based hair dye which Colors your grey hair to Dark Brown in 5 minutes! SY Noni Dark Brown Hair Color Shampoo is based on the pure extract of genuine Hawaiian Noni fruit, BSY Noni Dark Brown Hair Color Shampoo is a fruit based dye product formulated with various herbal essences for hair nutrition. It is a product developed by years- long research of health experts and scientists. The herbal ingredients can rapidly turn the hair black naturally and keep it healthy. Besides Coloring hair and nourishing properties which can supply essential nutrients to hair roots. It won't damage hair and scalp as it contains no harmful chemicals. It’s a 100% Ammonia free product.