Can I mix wet and dry dog food?

Yes. Mixing is common and safe as long as both foods are complete-and-balanced and you adjust portions so the combined calories match your dog's daily target -- use a calorie calculator to set that target first.

Is wet food better for dogs with kidney disease?

Higher moisture intake can be genuinely helpful for dogs with certain kidney or urinary conditions, but the specific diet formulation matters more than wet vs. dry alone -- this should be guided by your veterinarian.

Does dry food really clean a dog's teeth?

It provides a mild abrasive effect but is not equivalent to dental chews, brushing, or professional cleanings. Dogs fed exclusively kibble still commonly develop dental disease.

Wet Food vs. Dry Food for Dogs: Which Is Right for Your Dog? | PetCalculator

Neither wet nor dry food is universally better for dogs -- the right choice depends on your dog's hydration needs, dental health, weight goals, and budget. Here is how they actually compare.