ALPECIN TUNING SHAMPOO The caffeine content of Alpecin products can protect the hair follicle against the negative effects of testosterone. As a result of the effect of caffeine, the growth phase of the hair follicles is prolonged, and the chance of premature hair loss is reduced.

The caffeine-containing Alpecin product line protects the hair follicles, and therefore also the hair strands, from the negative effects of testosterone, thus significantly reducing the development of symptoms of hereditary hair loss.