Purify & Soothe Your Scalp. Purifying cleanser gently exfoliates and eliminates excess oil and flakes caused by dryness to help improve overall scalp condition and promote a longer-lasting blowout. Probiotic complex rebalances the microbiome by targeting excess oil and flakes caused by dryness, soothes discomfort and helps to lock in hydration for up to 24 hours*.*clinically tested ingredient