Dare to go darker with Brilliant Brunette Visibly Deeper Colour Deepening Treatment from John Frieda. In just five minutes, your hair will be a visually stunning example of the beauty shared by brunettes. The treatment adds a deeper and darker tone that envelopes every strand of hair with rich hues. While the treatment intensifies the hues, it replaces the need for a conditioner by hydrating your hair. Use as directed on color-treated or natural hair for a vibrant shine that highlights the darker hue. Gender: female.