Wash away dandruff & soothe scalp sensitivity with the La Roche-Posay Kerium DS Anti-Dandruff Treating Shampoo, an intensive micro-exfoliating shampoo treatment that helps remove abundant & persistent dandruff. While deeply cleansing the hair & scalp, La Roche-Posay's treatment shampoo helps relieve & soothe sensations of itching. The hair wash is infused with micro-exfoliating LHA (TM) with salicylic acid to tackle dandruff & purify your scalp. The intensive treatment helps to rapidly eliminate flakes & calm itchiness from the first week of use, while preventing the reappearance of dandruff for up to four weeks, thanks to its anti-relapse efficacy. The purifying gel shampoo has an ultra-fine micronised texture that allows for even application, while cleansing & refreshing hair from root to end. Why We Love It We love how quick & easy this dandruff treatment is to use; you don't have to apply & wait around for it to work, you simply use it to wash & refresh your hair while showering, leave in for two minutes & rinse out, so you don't have to add on any additional steps to your current hair care routine. Plus, it's an intense treatment that you only need to use twice a week for four weeks before seeing the results. How To Use It Use twice a week for four weeks as an intense treatment. Apply to wet hair & massage the scalp gently. Leave in for two minutes & then rinse. Works Well With Explore La Roche-Posay's hair care collection to continue nurturing your hair & scalp.