When Sarah Pearsall moved to Asheville, North Carolina, from Florida in 2009, she viewed it as a fresh start for her family to lead a healthier lifestyle. Moving to one of the healthiest and greenest U.S. cities meant incorporating more organic foods and toxin-free products into their household. Her husband, Brad, found it easy to forgo fast food, but changing his grooming routine was tough, especially when it came to using all-natural shampoos. “There was no lather—my hair felt like straw,” he said. “It was like I was using dog shampoo.” Brad’s mother had a unique solution on tap: an old-fashioned beer-rinse.

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