Zum Clean Laundry Soap Frankincense & Myrrh-64 oz. by Zum. $23.87. No synthetic foaming agents, chemicals and artificial stuff. Instead, Zum Clean uses coconut oil, baking soda, vegetable glycerin, natural borax and 100% pure essential oils. Low-sudsing, highly concentrated, and great for high-efficiency machines, 100% all-natural Zum Clean Laundry Soap washes 32 loads in top-loading washing machines and 64 loads in high-efficiency washing machines.