Vosene Frequent Anti-Dandruff Shampoo Containing an enhanced formula with a light fresh fragrance & a mild foaming action, Vosene Frequent Anti-Dandruff Shampoo is kinder than ever to your scalp. Vosene Frequent Anti-Dandruff Shampoo contains Zinc Pyrithione, a highly effective anti-dandruff ingredient which helps prevent dandruff re-appearing when used regularly, & works from the first use. Its dermatologically tested, p H balanced formula is suitable for daily use.