Standard clumping cat litter is made up of ultra-absorbent bentonite clay, and while bentonite is usually a natural product, it is not biodegradable and so isn't really categorized as being a "natural" cat litter. Start off by introducing about 10% to your cat's standard litter, step by step increasing the https://www.petskyonline.com/search/?query=cats%20best%20litter