64 loads (Contains 64 loads as measured to line 2 on cap). Stain spectrum technology. Safe for all he washing machines. Wisk with stain spectrum technology. The advanced laundry detergent with a perfect recipe of stain-fighting enzymes and cleaning agents designed to help get out the full range of stains. Wisk does not contain phosphorus. The surfactants in Wisk are biodegradable and safe for septic tanks. Made in USA.