Helps calm and prevent dandruff from reoccuring. Specially formulated to treat the most severe cases of dandruff in record time. Rapidly eliminates the most persistent dandruff and actively prevents it from reappearing. Dermatologically tested, this shampoo significantly reduces dandruff after the first few applications and helps prevent it from reoccurring 2 months after discontinuing use. br The salicylic acid combined with willow extract purifies and exfoliates the scalp. Contains an anti-dandruff agent that has been clinically proven to help stop recurrence of dandruff. The combination of soothing ingredients zanthoxylum, fenugreek and shiitake, calms skin and diminishes sensations of discomfort. To be used 2-3 times a week as an initial 1 month intensive treatment.