FREZYDERM Dandruff Shampoo Suitable for the treatment of oily skin, it relieves cortex by 45% and reduces hair fat by 57%. FREZYDERM CREAM SHAMPOO Shampoo specially formulated for the treatment of dandruff in fatty hair. Friesiderm Shampoo for the treatment of dandruff contains natural extracts and salicylic acid. This structure regulates the production of fat in the scalp and significantly reduces the effects of the crust. It also helps to calm itching and redness and gives your full hair shine and cleanliness. Usage: - Put a small amount of shampoo and beaked with some water - leave for 2-3 minutes, then rinse, repeat again if necessary. It is used to treat dandruff three times a week and to maintain the results and prevent the appearance of the crust once a week.