Hairballs are a natural occurrence for cats, but if they're more frequent than you'd like, senior cats may need a nutritional solution. Hill's Science Diet Adult 7+ Hairball Control Chicken Recipe dry cat food provides nutrition to help avoid hairball formation for mature cats. Packed with quality protein for lean muscle maintenance, this cat food made with natural ingredients uses omega-3 and omega-6 fatty acids to nourish a cat's skin and fur.,Hairballs are a natural occurrence for cats, but if they're more frequent than you'd like, senior