The ultimate 4-piece set of Scalp Revival™ best-sellers that soothe a dry, flaky scalp featuring our dandruff relief shampoo. Scalp Revival™ MegaStrength Dandruff Relief Shampoo harnesses the power of salicylic acid to help eliminate and prevent recurrence of scalp itching, irritation, redness, and flaking due to dandruff, psoriasis, and seborrheic dermatitis. Hydrating lactic acid and detoxifying Binchotan charcoal gently exfoliate and cleanse to help diminish scalp impurities, excess oil, and buildup, while tea tree oil helps soothe a dry scalp.