Deodorant, cat litter and preparation method of cat litter

The invention discloses a deodorant, cat litter prepared from the deodorant and a preparation method of the cat litter. The deodorant mainly comprises 10-20 parts of coconut shell granular activated carbon; 10-15 parts of porous hydroxyapatite powder; 1-3 parts of a plant extraction deodorant; 0.5-1 part of alpha-terpilenol; 1-2 parts of ethanol; and 5-6 parts of water. The cat litter comprises an adhesive, an inner-layer component, an outer-layer component and a middle-layer component; the inner-layer component is water-absorbent resin or silicon dioxide; the middle-layer component comprises dried bean dregs, bamboo powder and pregelatinized starch; and the outer-layer component is the deodorant. Compared with the prior art, the deodorant, the cat litter and the cat litter preparation method provided by the invention can effectively solve the problems that existing tofu cat litter easily generates dust in a humid environment, is high in mildew speed and easily breeds bacteria after being used; and the prepar