Dog Trainer Explains 10 Reasons Why Puppies Chew Everything

Sep 22, 2025byEmily Dawson

Ever wondered why your adorable ball of fluff transforms into a tiny destroyer, gnawing through shoes, furniture, and anything within reach? Puppies seem programmed to chew everything in sight, leaving a trail of mangled possessions in their wake. Understanding why puppies chew is the first step toward redirecting this natural behavior into appropriate outlets and protecting your belongings.

While this article provides general information about puppy chewing behaviors, each dog is unique. For persistent destructive chewing or concerning behaviors, please consult with a professional veterinarian or certified dog trainer for personalized advice.

1. Teething Discomfort

Teething Discomfort
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Just like human babies, puppies experience painful teething. Those sharp little teeth falling out and adult teeth pushing through tender gums creates significant discomfort.

Chewing provides counter-pressure that soothes their aching mouths. Most puppies go through this phase between 3-7 months of age, when you’ll notice the most intense chewing activity.

2. Natural Exploration Method

Natural Exploration Method
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Puppies don’t have hands to explore their world. Their mouths serve as their primary investigative tool for learning about textures, tastes, and objects in their environment.

This oral examination helps them build a mental map of their surroundings. Young dogs are naturally curious creatures, and mouthing objects provides essential sensory information about their world.

3. Boredom Buster

Boredom Buster
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An understimulated puppy will find ways to entertain itself – usually with your favorite shoes! Mental and physical energy needs an outlet.

Without proper stimulation, that excess energy transforms into destructive chewing. Think of it as your puppy’s version of binge-watching TV when bored, except instead of Netflix, they’re marathoning “Destroy the Couch Cushions.”

4. Anxiety Relief

Anxiety Relief
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Chewing releases endorphins in a puppy’s brain, creating a calming effect during stressful situations. New environments, separation from owners, or changes in routine can trigger anxiety.

The repetitive action of gnawing helps soothe their nervous system. Many puppies instinctively turn to chewing as a self-soothing mechanism when feeling insecure or overwhelmed.

5. Hunger Confusion

Hunger Confusion
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Sometimes puppies chew non-food items because they’re confusing hunger with the desire to chew. Their developing digestive systems and growth spurts create frequent hunger sensations.

Young dogs don’t always distinguish between appropriate food and inappropriate chew items. This confusion explains why some puppies seem particularly interested in objects with food-like smells or textures.

6. Jaw Strengthening

Jaw Strengthening
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Puppies instinctively chew to develop strong jaw muscles. This natural behavior helps prepare them for adult dog responsibilities like carrying objects and eating tougher foods.

Wild canine ancestors needed powerful jaws for survival, and this instinct remains in domestic dogs. The resistance provided by chewing different textures helps build the muscles they’ll need throughout life.

7. Attention-Seeking Behavior

Attention-Seeking Behavior
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Smart puppies quickly learn that grabbing forbidden items gets an immediate reaction from humans. Even negative attention feels rewarding to a puppy craving interaction.

Watch how your puppy maintains eye contact while slowly reaching for your phone charger! This calculated behavior often happens when puppies feel ignored or want to initiate play with their busy humans.

8. Excess Energy Release

Excess Energy Release
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Puppies burst with boundless energy that needs regular outlets. Without sufficient exercise, that energy redirects into chewing anything available.

The physical action of chewing provides both mental stimulation and physical exertion. Young dogs who receive inadequate exercise often develop more destructive chewing habits as they search for ways to burn off their natural puppy energy.

9. Taste And Texture Appeal

Taste And Texture Appeal
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Your leather shoes and wooden table legs offer fascinating flavors and textures irresistible to puppy palates. Natural materials often contain scents and tastes puppies find particularly appealing.

Salt from human sweat makes shoes especially tempting targets. Items that retain human scent provide comfort while also offering interesting taste experiences that synthetic puppy toys simply can’t match.

10. Learned Behavior

Learned Behavior
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Puppies don’t inherently know which items are appropriate for chewing. Without consistent guidance, they create their own chewing preferences based on what’s available.

Accidentally reinforcing inappropriate chewing creates bad habits. A puppy who successfully self-rewards by chewing furniture without correction quickly learns this behavior is acceptable, making training more challenging as these patterns become established.

Emily Dawson
byEmily Dawson

Toronto-based freelance writer and lifelong cat lover. Emily covers pet care, animal behavior, and heartwarming rescue stories. She has adopted three shelter cats and actively supports local animal charities.