Ingredients: sodium percarbonate, sodium carbonate 30-60 loads per bag (for laundry) Optional recyclable/reusable scoop SLS-free, Dye-free Biodegradable and safe for septic systems Free of any synthetic ingredients Certified Cruelty-Free by Leaping Bunny and PETA How to use as a Laundry Booster: 1TB per load of laundry for HE machines, 2 TB per load of laundry for standard washing machines. For best results: dissolve powder in a cup of hot water and pour directly on laundry. Pre-treat and Stain Remover: Make a paste with a little powder and hot water, rub in to stain. Let it sit for 20 minutes before adding it to washer. For heavily soiled stains, add 2 TBS of powder per gallon to hot water. Soak heavily stained garments up to 12 hours, then wash with MamaSuds Laundry Soap. DO NOT USE ON WOOL, SILK, LEATHER OR WOODEN BUTTONS.