Instruct: Classify Amazon reviews into positive or negative sentiment
Query: TWO PAWS UP!

Our vet prescribed this for our 12 Y/O cat with joint problems.PROS:This definitely works. We saw improvements in the first week.Our other 13 Y/O cat tore a ligament in her rear knee. It's helping her also.Easy to apply to their moist food.No side effects and it's tastless.CONS:NoneDefinitely buy from EntirelyPets. They ship promptly and you get what your ordered.