Best Pet Supplements and Vitamins for Cats and Dogs of 2025
Your pet can’t tell you when they’re feeling off. That limp after a long walk, the dull coat, the occasional digestive upset — by the time you notice, your dog or cat has probably been dealing with it for a while. That’s where supplements come in. The pet supplement market has exploded, and a lot of it is marketing fluff with cute packaging. But some supplements actually work — omega-3s for skin and joint health, probiotics for digestion, glucosamine for aging joints. We dug through the research and tested 6 of the top-rated pet supplements across the categories that actually matter: joint health, digestion, skin and coat, general wellness, and calming support. ...