Cat grass and hairball remedy each have their own advantages and disadvantages, and owners can choose according to their own preferences. Generally, the feeding frequency of cat grass and hairball remedy does not need to be too high. Long-haired cats should be fed 1-2 times a week, and short-haired cats should be fed once a week. If it is shedding season or the cat is vomiting hairballs frequently, the feeding frequency can be increased appropriately. 
The applicable scope and stages of use for cat grass and hairball remedy:
1. In terms of applicability, cat grass is suitable for some kittens. They will actively eat cat grass to induce vomiting when they feel uncomfortable by noticing subtle changes in their bodies. Some kittens do not like to eat cat grass, and it is difficult for owners to feed them. Hairball paste is suitable for almost all kittens. Hairball paste can be fed to kittens alone or with cat food.
2. Regarding the applicable stage, if the kitten's hairball infestation is mild, cat grass is sufficient. If the kitten's hairball infestation is severe, cat grass will not be helpful. Hairball remedy is applicable to all cases, regardless of the severity of the kitten's hairball infestation. It can be used to help the kitten expel the hairball. If the hairball is so severe that hairball remedy cannot expel the hairball, the kitten needs to be taken to a veterinary hospital for examination.
How cat grass and hairball remedy work:
1. Cat grass works by stimulating the stomach and intestines, which helps cats expel hairballs.
2. Hairball remedy can lubricate a cat's stomach and intestines, assisting in intestinal peristalsis and helping the cat expel hairballs from its body.
