Several outlets have reported on the best clarifying shampoos for a deep clean, with some focusing on specific hair types such as oily, curly, or thinning hair. The number of recommended shampoos varies, with lists ranging from 7 to 13, and some outlets highlighting the ability of these shampoos to remove buildup without sacrificing moisture. The shampoos are touted as being able to provide a deep clean and promote healthier hair.