The Best Eco-Friendly Laundry Detergents of 2021 - Reviewed
Mar 18, 2020·Indigo Wild Zum Clean Laundry Soap had the strongest scent of any detergent we’ve ever tested, including Gain. Made with frankincense and myrrh, Zum had a very distinct odor that was hit or miss with our testers. In the cleaning tests, Zum fell a bit flat. It came in nearly dead last, removing 63% of the testing stains.