Neutrogena Exfoliating Shampoo for Oily Hair & Scalp With Pink Grapefruit From the drugstore skin-care brand Neutrogena comes the new Neutrogena Exfoliating Shampoo for Oily Hair & Scalp With Pink Grapefruit ($9). The clarifying shampoo helps exfoliate and reduce sebum buildup in those with oily hair. Image Source: walmart.com Neutrogena Exfoliating Shampoo for Oily Hair & Scalp With Pink Grapefruit $9 from walmart.com Buy Now