Say goodbye to dandruff and enjoy a feeling of freshness in your hair una every day. The shampoo Head & Shoulders Citrus Fresh will protect you from dandruff for up to 72 hours. Additionally, with regular use, you will say goodbye forever to unsightly flakes of skin in your hair. The shampoo, in fact, manages to keep the scalp microbiome in optimal condition, thus ensuring its vitality and healthy appearance.