Scalp feeling flaky and oily? It may sound contradictory, but this is a telltale sign of product build-up. Here’s how to reset your hair to factory settings… Dry shampoo, leave-in conditioner ...

Use clarifying shampoo “once a week maximum to avoid dryness of the scalp and hair,” says Novobielski. Because the formulas are stronger, lather up less often with these: You want to promote ...

The hypothesized downside of that stickiness is that the silicones will build up over time ... “And most shampoos, especially a clarifying shampoo, should easily remove any film or buildup ...