Just when you thought washing your family's underwear couldn't get more exciting, Nellie's made a laundry detergent that's truly ideal for every household. Doing loads of laundry never sounded so good. Made with only four ingredients, laundry soda is a highly concentrated formula that dissolves quickly in cold or hot water and is septic safe. Most importantly, it rinses completely clear, leaving your skin and the environment as spotless as your clothes. So don't worry, even your mother-in-law will approve. For whitening and brightening, add 2 to 4 scoops of Oxygen Brightener to every load.