REMOVES DANDRUFF FROM THE SCALP With the combination of two anti-dandruff substances (salicylic acid and piroctone olamine) Alpecin Double Effect gently removes dandruff and effectively relieves scalp itch. HELPS TO PREVENT HEREDITARY HAIR LOSS With its unique galenic formula and its optimal caffeine dosage (and other potent active ingredients) Alpecin Double Effect actively supports natural hair growth. CONTAINS PATENTED SKIN ACTIVATOR Alpecin Shampoo’s effectiveness to help with hair loss has been demonstrated over several years of scientific research. Contains caffeine, zinc and niacin for healthy hair roots. YOUR DAILY HAIR ROUTINE Use Alpecin Double Effect Shampoo every day. Leave it on the scalp for only two minutes from application to rinse. Alpecin Double Effect comes without any softening silicones. MOST SUCCESSFUL SHAMPOO IN GERMANY Alpecin Caffeine Shampoo is the best-selling shampoo to help prevent hair loss in men in Germany.* German engineering for your hair! *Nielsen