Dr. Wolff has a long tradition in cosmetic research and has succeeded in developing caffeine products .
Dandruff is caused by a disturbance in the scalp's natural balance. However, not all dandruff is the same. Learn how to differentiate properly between the types of dandruff and how to fight them effectively.
Grey hair is actually white hair. Why is that? Why do men go grey? And what can be done to prevent this? The right tuning is essential. After all, men don't dye their hair, they tune it.