Brushing does the heavy lifting
Nothing you do at home protects your dog's teeth as well as brushing, because plaque forms on the tooth surface every day and hardens into tartar if it is left undisturbed. Use a soft dog toothbrush or finger brush and a toothpaste made for dogs — never a human toothpaste — and focus on the outer surfaces, especially the large back teeth and the long canines where plaque builds fastest. You do not need to prise the mouth open or reach every inner surface; a calm minute on the outside of the teeth, several times a week and ideally daily, does far more than a heroic struggle once a month.
Starting with a dog who has never had it done
Begin away from the brush entirely. Let your dog lick the flavoured dog toothpaste from your finger for a few days so the taste predicts good things, then rub a little along the gumline with a fingertip while you lift the lip gently. Move to the brush only when your dog leans in rather than pulling away, keep the first sessions to a few teeth, and finish with play or a walk so brushing ends the way your dog likes. Puppies accept this training fastest, but most adult dogs can learn it with patience measured in weeks, not days.
Chewing, diet, and the rest of the toolkit
Chewing helps scrape some plaque and keeps jaws busy, but choose chews sized for your dog, supervise them, and avoid anything so hard it risks cracking a tooth — a broken canine costs far more pain than a chew prevents. Very hard bones, antlers, and hard nylon toys are common culprits in cracked teeth. Dental diets and water or food additives can play a supporting role for some dogs, so ask your veterinarian what suits your dog's weight, stomach, and existing health conditions rather than stacking products at random. Fresh water, measured meals, and limiting constant grazing also reduce the all-day film that feeds plaque.
Your weekly mouth check
Once a week, in good light, lift each lip and look along the gumline. Healthy gums are pink and the teeth should be free of thick brown buildup, though some surface staining alone is less worrying. Note bleeding or puffy gums, a tooth that looks grey, pink, or broken, lumps on the gum, drooling that is new, pawing at the mouth, dropping food, chewing on one side, or breath that has suddenly become much worse. Photographing a change you are unsure about gives your veterinarian a useful timeline at the next visit instead of a guess about when it started.
When home care is no longer enough
Contact your veterinarian if you find a broken or discoloured tooth, bleeding that recurs, swelling on the face or under the eye, refusal to eat hard food, or a dog who flinches when the mouth is touched — dental pain is easy for dogs to hide until it is severe. Tartar that is already hard cannot be brushed away at home, and a professional clean under anaesthesia is sometimes the kindest reset before your home routine restarts on clean teeth. After any dental work, ask when to resume brushing and what to watch during healing. Scheduling the brushing, the weekly mouth check, and the next dental review in KinsLe through Care Teams, with each completed session marked off, keeps your dog's dental care steady between visits instead of starting again from scratch.