Cats like to lick plastic bags may be a sign that the cat lacks certain nutrients. For example, the cat eats leftovers, inferior cat food, etc. for a long time, resulting in malnutrition and pica.

It may also be because during the teething season, the cat's teeth will become itchy, and the cat will chew to relieve the itching. Owner Usually, cats can be given teeth grinding sticks; or if there are oral problems, they may lick plastic bags to relieve pain. Owners should check the cats’ oral problems in time.