How To Do the Reverse Hair Washing Sandwich As Seen in Well + Good
"What makes reverse hair washing so appealing is that it can boost volume while keeping your scalp from getting oily, allowing you to stretch the time between your washes. So if you want to reap those benefits while still giving your hair the moisture it needs, you can put the reverse hair washing sandwich—shampoo, condition, shampoo—to the test."
- By Kara Jillian Brown
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