The leading US litter manufacturers still use bentonite clay. Harmful byproducts include silica dust, and the product is not biodegradable. Pet owners in the US are spending more time at home with their cats, which has increased the total US pet expenditures to $123.6 billion in 2021. Many are finding natural pet litters like pine and corn appealing for their pet’s health.Unlike cat litters made of bentonite, Plus Litter soaks up smells and clump instantly for the perfect litter box visit. Keep your cats and yourself in loving homes by trying our proven solutions!