Act + Acre's Clarifying Hard Water Scalp and Hair Treatment for $38 detoxes your scalp from product buildup and hard water ...

They have soft, malleable bristles to help exfoliate, remove all that buildup of sebum and dead skin ... the bristles are too hard. Below, I compiled the best scalp brushes and massagers ...

But given the wellness industry’s track record of turning niche concerns into marketing gold, it’s also hard ... sebum and flakes. There are also clarifying shampoos to deep-clean your scalp ...

Why We Love It: A small drop is all you need from this incredible detox shampoo to effectively cleanse your scalp of dirt, oil, and color-dulling minerals and metals found in hard water.

Note: Dr. Loretta Pratt, a board-certified dermatologist at Advanced Dermatology PC, says Malassezia yeast thrives on sebum, which builds up on the scalp when you don't shampoo often enough.