Last updated: April 27, 2026

How to Brush Your Dog’s Teeth: A Step-by-Step Guide

If you’ve never brushed your dog’s teeth before, you’re not alone. Studies suggest that fewer than 5% of dog owners brush their pet’s teeth regularly — yet dental disease affects roughly 80% of dogs by the age of three. Learning how to brush dog teeth properly is one of the simplest, most impactful things you can do to protect your dog’s long-term health.

Tooth brushing removes plaque before it hardens into tartar, preventing gum inflammation, tooth loss, and the dangerous bacterial infections that can spread from a dog’s mouth to their heart, kidneys, and liver. Whether you’ve just adopted a new companion or want to improve your longtime pet’s dental routine, this step-by-step guide will walk you through everything you need to know — from choosing the right tools to handling dogs that resist the process.

Why Brushing Your Dog’s Teeth Matters

Many owners assume bad breath is just a normal part of life with a dog, but persistent foul odor is actually one of the earliest signs of periodontal disease. When you skip dental care, plaque — a sticky film of bacteria — builds up on your dog’s teeth within hours of eating. Within two to three days, that plaque mineralizes into tartar, a hard yellowish-brown deposit that can only be removed by a veterinarian under anesthesia.

Tartar pushes below the gum line, creating pockets where bacteria multiply unchecked. This process causes gingivitis (inflamed, reddened gums) and eventually progresses to periodontitis, where the structures supporting the teeth — bone, ligaments, and tissue — begin to break down. The result is pain, loose teeth, tooth loss, and chronic infection.

The consequences don’t stay in the mouth. Bacteria from advanced dental disease enter the bloodstream through inflamed gum tissue and can seed infections in the heart valves, kidneys, and liver. Veterinary research has consistently linked severe periodontal disease to shortened lifespan in dogs. On the flip side, dogs that receive regular dental care — including at-home brushing — tend to live longer, eat more comfortably, and maintain better overall health.

Professional dental cleanings under anesthesia are important, but they typically happen only once a year at most. Daily or near-daily brushing at home is the frontline defense that keeps plaque under control between those visits. Understanding how to brush dog teeth correctly makes the difference between a routine that actually works and one that just frustrates both you and your dog.

Choosing the Right Dog Toothbrush

Using the right brush makes the process easier for you and more comfortable for your dog. There are several options, and the best choice depends on your dog’s size, temperament, and how cooperative they are during handling.

Finger brushes are rubber caps with soft nubs that fit over your index finger. They’re ideal for beginners and small dogs because they give you more control and let you feel exactly where you’re brushing. Many dogs tolerate finger brushes more readily than traditional brushes because the sensation is closer to being touched by a hand.

Long-handled dog toothbrushes look similar to human toothbrushes but have angled heads and softer bristles designed for a dog’s mouth. Some feature dual heads — a larger brush on one end and a smaller brush on the other — to accommodate different-sized teeth. These work well for medium and large dogs where reaching the back molars with a finger brush can be awkward.

Three-sided toothbrushes wrap around the tooth and clean the outer, inner, and chewing surfaces simultaneously. They can speed up the brushing process, which is helpful for dogs with limited patience.

Whichever style you choose, make sure the bristles are soft. Stiff bristles can damage delicate gum tissue, especially if your dog already has some inflammation. Replace the brush every three months or sooner if the bristles become frayed, just as you would with your own toothbrush. Different dog breeds have differently shaped mouths, so you may need to experiment to find the brush style that works best for your dog’s jaw structure.

Dog-Safe Toothpaste: Never Use Human Toothpaste

This point cannot be overstated: never use human toothpaste on your dog. Human toothpaste contains ingredients that are toxic to dogs, including fluoride and, in many brands, xylitol — an artificial sweetener that can cause a rapid, life-threatening drop in blood sugar and liver failure in dogs, even in small amounts.

Dog-specific toothpastes are formulated to be safe if swallowed, which is essential since dogs cannot rinse and spit. Most contain enzymatic cleaning agents that continue breaking down plaque and bacteria even after brushing stops, providing ongoing protection between sessions.

Dog toothpastes come in flavors that appeal to canine palates — poultry, beef, peanut butter, and seafood are common options. Choosing a flavor your dog loves turns the toothpaste itself into a reward, making the entire brushing process easier. Let your dog sample a few options to find their favorite.

Avoid toothpastes with added sugars, artificial colors, or unnecessary foaming agents. Look for products that carry the Veterinary Oral Health Council (VOHC) seal of acceptance, which means they’ve been independently tested and proven to reduce plaque or tartar. If you’re unsure which product to choose, your veterinarian can recommend an option suited to your dog’s specific needs.

Desensitization: Preparing Your Dog for Tooth Brushing

Jumping straight into brushing without preparation is the number-one reason dogs resist the process. Desensitization — gradually introducing each element of the experience over days or weeks — is the key to building a dog that accepts brushing calmly. Rushing this phase almost always backfires.

Days 1 through 3: Touch the muzzle and lips. Start by gently stroking your dog’s muzzle, chin, and cheeks during calm moments. Reward each touch with a small treat. Once your dog is relaxed with external contact, begin lifting their lips briefly to expose the teeth and gums. Keep these sessions to 30 seconds or less and always end before your dog shows signs of stress.

Days 4 through 6: Touch the teeth and gums. With clean hands, gently rub your finger along your dog’s outer gum line and the surfaces of a few front teeth. Use a light touch. Reward after every few seconds of contact. This gets your dog used to the sensation of something touching their teeth, which is the closest approximation to actual brushing.

Days 7 through 9: Introduce the toothpaste. Put a pea-sized amount of dog toothpaste on your finger and let your dog lick it off. Most dogs love the flavor, so this step usually builds positive associations quickly. Then try rubbing the toothpaste along a few teeth with your finger. Reward and praise throughout.

Days 10 through 14: Introduce the brush. Let your dog sniff and lick toothpaste off the brush. Then gently brush two or three front teeth with small, circular motions. Keep the first brush sessions under 30 seconds. Gradually increase the number of teeth you brush over the following days, working toward the back of the mouth.

The entire desensitization process typically takes one to three weeks. Some dogs adapt faster, while anxious or previously traumatized dogs may need longer. The investment pays off — a well-desensitized dog will accept brushing as part of their routine for the rest of their life.

Step-by-Step Brushing Technique

Once your dog is comfortable with the tools and the handling, follow this technique for effective, thorough brushing. The entire process should take about two minutes once you and your dog have it down.

Step 1: Set the scene. Choose a quiet, comfortable spot where your dog feels relaxed. Avoid brushing right after high-energy play or exciting events. Having your dog sit or lie down at a comfortable height — on a couch, a low table, or the floor depending on their size — makes the process easier on your hands and back.

Step 2: Apply toothpaste. Squeeze a pea-sized amount of dog toothpaste onto the brush. For very small dogs, use even less. Let your dog lick a tiny bit off the brush first as a positive start to the session.

Step 3: Lift the lip and start with the canines. Gently lift your dog’s upper lip on one side. Begin brushing the large canine teeth (the long, pointed ones) using small circular motions at a 45-degree angle to the gum line. This angle helps bristles reach slightly beneath the gum line where plaque hides.

Step 4: Work toward the back teeth. Move along the outer surfaces of the premolars and molars — the large, flat teeth in the back of the mouth. These teeth are the most prone to tartar buildup because they’re bathed in saliva from the parotid gland. Spend extra time here, using gentle back-and-forth strokes in addition to circular motions.

Step 5: Brush the front incisors. Gently close your dog’s mouth and lift the front lip to access the small incisor teeth. These are delicate, so use light pressure with small, vertical strokes.

Step 6: Repeat on the other side. Complete the same sequence on the opposite side of the mouth. Apply more toothpaste if needed.

Step 7: Address the inner surfaces if possible. The inner (tongue-side) surfaces of the teeth accumulate less plaque because the tongue’s natural movement provides some cleaning action. However, if your dog tolerates it, gently open their mouth and brush the inner surfaces of the back teeth. Many dogs resist this step, and that’s okay — focusing on the outer surfaces still provides substantial benefit.

Step 8: Reward generously. End every session with praise, a favorite treat, or a brief play session. Your dog should associate brushing with positive outcomes.

How Often Should You Brush Your Dog’s Teeth?

Daily brushing is ideal. Plaque begins forming on teeth within hours of eating, and it takes only 24 to 72 hours for plaque to mineralize into tartar that brushing alone cannot remove. Brushing once a day catches plaque before it hardens, keeping your dog’s teeth consistently clean.

If daily brushing isn’t realistic for your schedule, aim for a minimum of three times per week. Research shows that brushing at least every other day provides meaningful protection against periodontal disease, though the benefits increase with frequency. Brushing only once a week or less is unlikely to make a significant difference in plaque control.

Consistency matters more than duration. A quick 60-second session every day is more effective than a thorough five-minute session once a week. Find a time that fits naturally into your routine — many owners find that brushing right before their own bedtime routine works well, since both they and their dog are winding down for the night.

Making Tooth Brushing a Positive Experience

Your dog’s attitude toward brushing depends almost entirely on how you introduce and maintain the routine. Dogs that associate brushing with stress, restraint, or discomfort will fight it every time. Dogs that associate it with treats, praise, and calm attention will cooperate — and some will even seek it out.

Keep sessions short. Two minutes is the target for a full brushing, but partial brushing is always better than no brushing. If your dog only tolerates one side today, do the other side tomorrow. Pushing past your dog’s comfort level teaches them that brushing is something to dread.

Use high-value rewards. Save a special treat that your dog only gets after brushing. This creates a powerful positive association. Small pieces of cooked chicken, freeze-dried liver, or whatever your dog considers irresistible work well.

Stay calm and upbeat. Dogs are highly sensitive to their owner’s emotional state. If you approach brushing with tension or frustration, your dog will mirror that energy. Speak in a relaxed, encouraging tone throughout the process. If you’re having a bad day and feel impatient, skip the session rather than turning it into a negative experience.

Never force or restrain aggressively. Pinning your dog down or prying their mouth open creates fear and can lead to defensive biting. If your dog pulls away, let them. Take a break, offer a treat, and try again with fewer teeth. Building trust takes time, but it’s the only path to a sustainable brushing routine.

What to Do When Your Dog Resists Brushing

Some dogs resist brushing despite weeks of patient desensitization. This is especially common in dogs that were not handled around the mouth as puppies, rescue dogs with unknown histories, dogs with existing dental pain, and certain breeds with heightened oral sensitivity.

If your dog consistently resists, the first step is ruling out dental pain. A dog with sore gums, cracked teeth, or an abscess will naturally avoid having their mouth touched. Schedule a veterinary dental exam to ensure there’s no underlying issue making brushing painful. Once pain is addressed, many previously resistant dogs become far more cooperative.

For dogs that resist without a pain-related cause, try these approaches:

• Go back to basics. Return to the earliest desensitization steps and progress more slowly. Sometimes dogs need weeks of just having their lips touched before moving forward.
• Switch tools. A dog that hates a standard brush may accept a finger brush, or vice versa. Some dogs respond better to a gauze pad wrapped around your finger than to any brush.
• Change the toothpaste flavor. A flavor your dog doesn’t enjoy makes the whole process aversive. Try poultry, beef, or seafood options to find one that motivates your dog.
• Brush during drowsy moments. Some owners have success gently brushing a few teeth while their dog is sleepy and relaxed after exercise or at the end of the day.
• Try a different position. Instead of approaching from the front, try sitting beside or behind your dog. Some dogs feel less threatened when they’re not face-to-face with you.

If brushing remains impossible despite your best efforts, don’t give up on dental care entirely. There are alternatives that still provide meaningful protection.

Alternatives to Brushing If You Can’t Brush

Brushing is the gold standard for at-home dental care, but it’s not the only option. If your dog absolutely will not tolerate a toothbrush, these alternatives can help reduce plaque and support oral health — though none are as effective as daily brushing.

Dental wipes. Textured wipes designed for dog teeth let you manually wipe plaque off the tooth surfaces. They require mouth handling but are often better tolerated than a brush because they feel less invasive. Use them with the same lip-lifting technique described in the brushing steps above.

Water additives. Enzymatic or antimicrobial water additives mix into your dog’s drinking water and help reduce bacterial load in the mouth. They’re effortless to use since they require no handling, but they provide less mechanical plaque removal than brushing or wiping.

Dental chews. VOHC-approved dental chews mechanically scrape plaque off teeth as your dog chews. Given daily, they can meaningfully reduce tartar buildup. Choose an appropriately sized chew and supervise your dog while they eat it to prevent choking.

Dental diets. Some prescription and over-the-counter dog foods are specially formulated with larger, fibrous kibble pieces that scrub teeth during chewing. VOHC-approved dental diets have clinical evidence supporting their effectiveness.

Dental sprays and gels. Antimicrobial sprays and gels can be applied to your dog’s teeth and gums, sometimes without even opening the mouth — you spray along the cheek line and the product distributes through saliva. They help control bacteria but don’t remove existing plaque mechanically.

The best approach for non-brushing dogs is to combine multiple alternatives — for example, daily dental chews plus a water additive plus regular professional cleanings. Talk to your veterinarian about creating a plan that suits your dog’s specific situation. If you’re considering adopting a dog and dental care feels overwhelming, know that many rescue dogs adapt well to these alternatives with patience.

Starting Dental Care: Puppies vs. Adult Dogs

Puppies are the easiest candidates for tooth brushing because they haven’t yet developed negative associations with mouth handling. Start getting your puppy used to having their lips lifted, gums rubbed, and mouth examined from the day you bring them home. Even though puppy teeth will fall out and be replaced by adult teeth around four to six months of age, the goal at this stage is building comfort and cooperation — not achieving a perfect clean.

Begin with finger rubs along the gums using a tiny amount of puppy-safe toothpaste. Once the adult teeth come in (usually complete by six to seven months), transition to a soft-bristled brush. Puppies that are handled consistently around the mouth during their first year almost always grow into adults that accept brushing without fuss. This early investment in desensitization saves you years of struggle later.

A note on timing: avoid brushing during the active teething phase (roughly three to six months), when gums are sore and swollen. During this period, stick to gentle gum rubs and frozen chew toys to relieve discomfort. Resume brushing once the adult teeth have fully erupted and the gums have healed.

Adult dogs can absolutely learn to accept brushing, but the process typically takes longer — especially if they’ve never had their mouth handled regularly. Follow the full desensitization protocol described earlier, and expect the adjustment period to last two to four weeks rather than a few days. Older dogs or dogs with existing dental disease may need a professional cleaning first to address pain and tartar before home brushing can begin comfortably.

For adult dogs from shelters or rescue situations, be especially patient. These dogs may have had negative experiences with handling or may simply be unfamiliar with the sensation. Go at their pace, reward every small success, and accept that progress may be slow. The breed directory can help you understand any breed-specific dental tendencies — small breeds and brachycephalic (flat-faced) breeds, for example, are particularly prone to dental crowding and disease, making regular brushing even more important.

Frequently Asked Questions

Can I use baking soda to brush my dog’s teeth?

While baking soda is sometimes recommended as a natural cleaning agent, it is not ideal for dogs. Baking soda has a salty, unpleasant taste that most dogs dislike, and ingesting large amounts can upset a dog’s stomach or disrupt electrolyte balance. Stick with enzymatic dog toothpaste, which is formulated to be safe when swallowed and effective at breaking down plaque.

My dog’s breath smells terrible. Is that normal?

Mild breath odor can be normal, but persistently foul or rotten-smelling breath is a sign of dental disease, infection, or another underlying health issue. Schedule a veterinary exam to identify the cause. Bad breath that develops suddenly or worsens over time should never be ignored.

How much does a professional dental cleaning cost for a dog?

Professional dental cleanings typically range from $300 to $800 or more, depending on your location, your dog’s size, the severity of dental disease, and whether extractions are needed. Because cleanings require general anesthesia, pre-anesthetic bloodwork adds to the cost. Regular at-home brushing can reduce how frequently professional cleanings are needed and minimize the extent of treatment required.

What if my dog bites when I try to brush their teeth?

If your dog snaps or bites during brushing attempts, stop immediately. Biting usually indicates fear, pain, or both. Have your veterinarian examine your dog’s mouth to rule out dental pain. If the teeth are healthy, consult a certified dog trainer or veterinary behaviorist who can help you work through the mouth-handling sensitivity safely using desensitization and counter-conditioning techniques.

Do small dogs need their teeth brushed more often than large dogs?

Small and toy breeds are disproportionately affected by dental disease due to crowded teeth, shallow tooth roots, and proportionally less jawbone. While all dogs benefit from daily brushing, small breeds especially need consistent dental care. If you have a small breed, daily brushing and regular veterinary dental checkups are particularly important.

Is it too late to start brushing an older dog’s teeth?

It’s never too late to start, but older dogs with significant tartar buildup or dental disease will likely need a professional cleaning first. Once the mouth is healthy and pain-free, you can begin the desensitization process and establish a brushing routine. Even starting dental care at age eight or ten can improve your dog’s comfort and health for their remaining years.