The Good Housekeeping Seal was developed to help consumers cut through the clutter of product claims and make better purchases. It has served as a symbol of trust and reliability since 1909.
Chemists and engineers at the Good Housekeeping Institute, a state-of-the-art laboratory in New York City, rigorously tested Earth’s Ally Weed & Grass Killer for efficacy and safety, and were impressed with its ability to deliver results with no harsh chemicals.