OUAI Detox Shampoo I'm suddenly more into hair care, especially scalp care, than ever and this new OUAI Detox Shampoo ($30) has also caught my eye. The shampoo is made with apple cider vinegar and helps cleanse away dirt, oil, and product buildup. Image Source: sephora.com OUAI Detox Shampoo $30 from sephora.com Buy Now