An oily scalp requires the mild wash active ingredients of Sebamed Anti-Dandruff Shampoo for gentle, pore-deep cleansing to alleviate excessive sebum, which facilitates the growth of dandruff bacteria. All SebaMed products are formulated with a pH value of 5.5 to preserve the skin's natural protective barrier. SebaMed Anti Dandruff Shampoo keeps hair free from dandruff. Soap Free.