Revenge of the Chemistry Nerds: P&G Teams With Health Watchdog

In August 2015, Procter & Gamble Co. held a focus group for its Herbal Essences shampoo—a brand launched in 1971 and inspired by wildflowers, herbs and fresh mountain water. But during the sessions, something much less peaceful came up: repeated references to the industry’s long-time tormentor, the Environmental Working Group.