Can Dandruff Be Treated with Mouthwash?

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Is the solution to your dandruff sitting next to your toothbrush? The Doctors discuss an online theory which claims dandruff can be treated with mouthwash. Learn if this treatment is a flaky scalp hack or just minty and wack! Plus, dermatologist expert Dr. Sonia Batra details the differences between dandruff and dry scalp and shares how to treat each of these issues.