Philip Kingsley Flaky/Itchy Scalp Anti-Dandruff Shampoo 1000ml Flaky/Itchy Scalp Shampoo is armed with anti-microbial Piroctone Olamine, which helps to calm your scalp while clearing it of stubborn flakes and skin cell build-up. Our gentle formula helps to reduce irritation and restore the scalp’s microflora balance, without stripping the hair.