Due to its natural formula and great performance, tofu cat litter has become popular with many pet owners. It’s good to change tofu cat litter once every week or once in ten days, depending on the number of cats and their habits of using the litter. Such regular changes do not only prevent cats set bad hygiene but also moist environments with too much odors and bacteria. With PUYUAN tofu cat litter, you know that you are using a quality product that will give you peace of mind that is effective and sustainable.