Puppy Teething Timeline: Adult Teeth, Chewing, and Care
Puppy teething is a normal part of growing up, but it can make the first year feel surprisingly demanding. A young dog may chew furniture, paw at the mouth, drool more than usual, or lose interest in crunchy food for a short time. These changes are usually linked to the pressure of erupting teeth and tender gums.
Most puppies begin losing their baby teeth at about 12 to 16 weeks of age. Their permanent teeth then arrive gradually, with the full adult set generally in place by six to seven months. Breed size, genetics, and individual development can shift this schedule, so a healthy puppy may be slightly ahead or behind the average.
Knowing what happens at each stage makes it easier to provide safe chew toys, protect your home, and recognize problems that need veterinary attention. A calm routine also teaches your puppy which objects are appropriate to bite.
Baby Teeth And Early Mouth Development
Puppies are born without visible teeth because nursing is easier and safer that way. Their deciduous, or baby, teeth usually start breaking through the gums at around two to three weeks old. By approximately six to eight weeks, most puppies have 28 sharp baby teeth.
These first teeth are narrow and surprisingly pointed. Puppies use them to explore their environment, begin eating softened food, and learn how much pressure is acceptable during play. A puppy that bites hands or clothing is not necessarily aggressive; it is often investigating the world and practicing a natural behavior.
The early socialization period is an important time to teach gentle mouthing. If teeth touch skin, calmly stop the game and offer a toy instead. Avoid yelling or physically correcting the puppy, since this can create fear without explaining what you want the puppy to do.
The Usual Schedule For Permanent Teeth
Adult teeth tend to appear in a fairly predictable order. Incisors at the front of the mouth often loosen and fall out first, followed by canine teeth and premolars. Molars, which do not have baby versions, emerge as the jaw develops.
A puppy may swallow a lost tooth while eating or playing, and this is usually harmless. You may also find tiny teeth on the floor or notice a small spot of blood on a toy. Light gum bleeding can be normal when a tooth falls out, but ongoing or heavy bleeding is not.
| Approximate age | Typical mouth changes | Helpful care |
|---|---|---|
| Birth to 2 weeks | No visible teeth | Nursing and gentle handling |
| 2 to 8 weeks | 28 baby teeth emerge | Begin appropriate puppy chew toys |
| 12 to 16 weeks | Baby teeth begin loosening | Redirect chewing and check the mouth regularly |
| 4 to 6 months | Incisors, canines, and premolars are replaced | Offer safe textures and monitor food comfort |
| 6 to 7 months | Most or all 42 adult teeth are present | Confirm that no baby teeth remain trapped |
| After 7 months | Adult bite should be established | Arrange a veterinary dental check if anything looks unusual |
These age ranges are guidelines rather than strict deadlines. Small dogs can be more likely to retain baby teeth because their mouths have less room, while larger puppies may move through some stages quickly. Your veterinarian can assess whether development is progressing normally.
Signs Your Puppy Is Teething
Increased chewing is one of the clearest signs of teething. A puppy may seek out chair legs, rugs, cardboard, shoes, or other objects because chewing provides pressure against sore gums. The behavior may intensify for a few weeks and then ease as the adult teeth finish erupting.
Other common signs include mild drooling, gum sensitivity, slightly bad breath, and a preference for softer food. Some puppies become restless or vocal, while others show very little discomfort. A small amount of blood on a chew toy can occur when a loose tooth comes out.
Teething should not cause severe illness. Vomiting, diarrhea, fever, facial swelling, pus, refusal to drink, or marked lethargy points to a different problem or a complication. Puppies that cannot eat because of mouth pain should be examined promptly, particularly if they are very young.
A temporary change in appetite can happen, but it should not last. If your puppy repeatedly drops food, chews only on one side, cries while eating, or develops a strong foul odor, ask a veterinary professional to inspect the mouth.
Retained Teeth And Bite Problems
Normally, a baby tooth falls out before or soon after its permanent replacement emerges. Sometimes the baby tooth remains in place, creating two teeth side by side. This is called a retained deciduous tooth and is especially common with the upper canine teeth in small breeds and toy dogs.
Crowded teeth can trap food and bacteria, irritate the gums, and push the adult tooth into an abnormal position. They may also contribute to a malocclusion, meaning the upper and lower teeth do not meet correctly. A mild difference in appearance is not always serious, but teeth that puncture the roof of the mouth or gums require attention.
Check your puppy’s mouth gently once or twice a week when they are relaxed. Look for doubled-up teeth, swollen gums, unusual gaps, broken teeth, or an adult tooth growing at an odd angle. Do not try to pull a retained tooth at home, as the roots may be long and removal can damage the developing adult tooth.
Your veterinarian may recommend monitoring or removing a retained baby tooth, sometimes while the puppy is under anesthesia for another planned procedure. Early assessment is useful because treatment becomes more complicated after the adult jaw and bite have fully developed.
Safe Ways To Ease Sore Gums
A suitable puppy chew toy can relieve gum pressure while giving your dog an acceptable outlet for natural chewing. Choose products made for puppies that are flexible enough to yield slightly under pressure. Rubber food-stuffable toys, soft puppy teething rings, and appropriately sized textured toys are often useful.
Chilled toys can be soothing, but frozen items should be selected carefully. A toy that becomes rock-hard may fracture a tooth, especially if your puppy bites forcefully. If you offer a frozen damp washcloth, supervise closely and remove it before it breaks apart or becomes a swallowing hazard.
Avoid cooked bones, antlers, hooves, hard nylon objects, and ice cubes. These items can crack teeth, splinter, or cause choking and intestinal blockage. Rawhide products may also be unsuitable for some puppies because pieces can be swallowed; ask your veterinarian about safer alternatives for your dog’s size and chewing style.
The chew should be larger than your puppy can swallow whole, but not so large that it cannot be handled comfortably. Inspect it every time you offer it and discard it when it becomes damaged, develops sharp edges, or loses pieces. Supervision is part of toy safety, even when a product is marketed for puppies.
Teaching Good Chewing Habits
Puppies learn through repetition and immediate feedback. Keep several approved chew items in rooms where your puppy spends time, and quietly exchange one for a forbidden object when needed. Praise or gently engage with the puppy as soon as they choose the toy.
Management prevents many problems during the busiest part of teething. Use baby gates, a puppy pen, closed doors, and storage bins to limit access to shoes, electrical cords, children’s toys, and furniture. Bitter sprays may discourage some dogs, but they should never replace supervision and training.
Short training sessions can help your puppy cope with handling. Touch the lips, briefly lift the gums, and reward calm behavior with a small treat. Gradually work toward brushing the adult teeth with a dog-safe toothbrush and veterinary-approved toothpaste. Human toothpaste can contain ingredients that are unsafe for dogs, including xylitol in some products.
A consistent daily routine also reduces destructive chewing caused by boredom or excess energy. Age-appropriate play, sniffing activities, naps, and brief training exercises give your puppy other ways to use their mouth and mind.
A Practical Teething Care Routine
Use the following habits throughout the puppy teething period:
- Inspect the mouth gently several times each week for retained baby teeth, swelling, or damaged teeth.
- Keep two or three safe puppy chews available and rotate them to maintain interest.
- Redirect chewing calmly instead of chasing your puppy or turning forbidden objects into exciting toys.
- Wash or replace chew items regularly, following the manufacturer’s care instructions.
- Schedule a veterinary check if pain, appetite changes, abnormal bleeding, or an unusual bite continues.
Most puppies finish the major teething stage by six or seven months, although chewing may continue because it is enjoyable rather than necessary for gum relief. Continue reinforcing appropriate chewing after the adult teeth arrive so the habit becomes part of everyday life.
A dental check during a routine puppy visit can confirm that the adult teeth are erupting properly. It also gives you a chance to discuss brushing, dental diets, chew products, and breed-specific risks. Early prevention is particularly valuable for small dogs and puppies with crowded mouths.
Your puppy’s mouth will change quickly, so take occasional notes or photos if you are unsure whether a tooth is new, loose, or retained. Seek professional help for persistent pain, a tooth that remains doubled up, a broken tooth, facial swelling, or any symptom that seems more serious than ordinary teething.
With safe chewing choices, gentle training, and regular mouth checks, this temporary stage becomes much easier to manage. For more practical puppy care guidance, subscribe to Lisa’s free Puppy Crash Course from HypoBuddy and build confident routines from the earliest days.