Best Dry Shampoo No. 6: Not Your Mother Total Beauty reviewers say this one is the best dry shampoo for style-stretching capabilities. "[It's] insanely good at giving your blowout an extra day (or two)," says one dry shampoo review. "It definitely helps with taking away that 'greasy roots' look," says another reviewer. Plus, you get a lot for your money, since "the can lasts forever," according to one review.