Ouai, the hair care and lifestyle brand founded by Jen Atkin, has launched an Anti-Dandruff Shampoo, the brand’s first product offering containing an FDA-approved ingredient 2% salicylic acid. The gentle formula works to reduce flaking, itching and irritation associated with dandruff that leaves hair feeling clean and soft with a pleasant aroma, according to the brand.   With key ingredients such as salicylic acid and propanediol caprylate, Ouai's Anti-Dandruff Shampoo provides reli...