Maintain the rich appearance of your dark hair with Alpecin Tuning Dark Caffeine Shampoo 200ml. Specially formulated for brown to black hair, this innovative caffeine shampoo combines dark color pigments with the proven Alpecin Caffeine Complex to help preserve your natural hair color while supporting stronger-looking hair. It is an ideal choice for men with the first signs of grey hair who prefer a subtle, natural-looking solution.