Alpecin Grey Attack Shampoo 200ml is a caffeine shampoo developed to gradually reduce the appearance of grey hair while strengthening the hair. Its innovative 5,6-DHI technology helps repigment hair over time, creating a natural-looking darker result without traditional dyes. The caffeine complex supports hair roots and helps reduce hereditary hair loss. Alpecin Grey Attack Shampoo 200ml is suitable for daily use, with colour intensity adjustable through application frequency and leave-on time.