If you use dry shampoo, take a look at your products. Unilever is voluntarily recalling 19 products due to possibly elevated levels of benzene, which causes cancer. The brands include Dove, Nexxus, Suave, Rockaholic, Bed Head, and TRESemmé. The affected products were produced before October 2021 and the complete list of items here. Benzene exposure can result in leukemia and blood cancers.