PS Editors Share Their Shameless Go-To Products For Getting Through Summer

Ouai Anti-Dandruff Shampoo ($38)

"Scalps can be very temperamental. Whether it's the changing of seasons, water quality, or a new routine, a flaky scalp is the first sign of unwanted buildup — not to mention the itching and irritation that usually comes with it. Swap in this shampoo twice a week to ease skin and gently exfoliate." — Adelaide Giesey, shopping writer