PrettyLitter is designed to be changed once a month for a single cat. Sure, PrettyLitter is mostly more expensive than traditional clay litter. The silica gel crystals in PrettyLitter are highly absorbent, which helps to trap urine and control odors successfully. It may not detect all types of urinary problems, similar to sure infections or structural abnormalities. PrettyLitter primarily detects modifications in urine pH and the presence of blood. A veterinarian must carry out a bodily examinat...