The Connection Between Nutrition and Behavior in Dogs

How Diet Affects Your Dog’s Mood and Behavior

young black and white husky dog on a leash intently looking up at a person with a treat

Ever notice how you feel sluggish after a fast-food meal but energized after a balanced, nutritious meal? The same applies to your dog! Nutrition plays a crucial role in canine behavior, affecting everything from energy levels and focus to anxiety and aggression. A diet filled with low-quality ingredients can lead to hyperactivity, digestive discomfort, or mood swings, while a well-balanced, natural diet supports emotional stability and overall well-being.

In this blog, we’ll explore how different nutrients (or the lack of them) impact behavior, which ingredients to avoid, and how feeding your dog a high-quality, small-batch diet can promote better mood, focus, and calmness.

The Link Between Diet and Canine Behavior

Just like humans, dogs need a balanced intake of proteins, fats, and carbohydrates, along with essential vitamins and minerals. When these needs aren’t met, behavioral issues can arise.

  • Nutritional Deficiencies and Behavioral Changes:

    • Lack of B vitamins (especially B1, B6, and B12) can contribute to irritability and anxiety.

    • Deficiencies in magnesium and zinc are linked to restlessness and hyperactivity.

    • Low omega-3 intake can lead to poor cognitive function, making training more difficult.

    Blood Sugar Fluctuations and Hyperactivity:

    • Diets high in processed grains and artificial fillers can cause spikes and crashes in blood sugar, leading to sudden bursts of hyperactivity followed by lethargy or moodiness.

    • A protein-rich diet with slow-digesting carbohydrates (like sweet potatoes or pumpkin) can help stabilize energy levels.

  • Gut Health and the “Gut-Brain Connection”:

    • The gut is often called the "second brain" because of its direct influence on mood and stress responses.

    • Poor digestion or an imbalance of gut bacteria (from low-quality food) can contribute to anxiety and irritability.

    • Bone broth and probiotic-rich foods support a healthy gut microbiome, promoting calm behavior.

Ingredients That Can Negatively Impact Behavior

Some commercial dog foods contain artificial additives and fillers that may contribute to behavioral issues.

🚫 Ingredients to Avoid:

  • Artificial colors & flavors (linked to hyperactivity and food sensitivities).

  • Excess sugars & refined carbohydrates (cause energy spikes and crashes).

  • Low-quality by-products & fillers (can lead to poor digestion and mood instability).

  • Preservatives like BHA and BHT (suspected to have negative effects on the nervous system).

The Role of a Natural Diet in Promoting a Well-Behaved Dog

Switching to a high-quality, natural diet can have profound effects on your dog’s mental and emotional state.

Key Nutrients for a Calmer, Happier Dog:

  • High-quality proteins (lean meats, fish, eggs): Support brain function and energy stability.

  • Omega-3 fatty acids (found in fish oil, flaxseed, bone broth): Help reduce anxiety and improve focus.

  • Complex carbohydrates (sweet potatoes, pumpkin, brown rice): Provide steady energy without blood sugar crashes.

  • Probiotics & gut-friendly ingredients (bone broth, yogurt, fermented veggies): Support digestion and mood balance.

  • Magnesium & B vitamins (found in leafy greens, fish, and eggs): Aid relaxation and reduce stress-related behavior.

How to Transition to a More Balanced Diet

If your dog has been eating processed kibble with low nutritional value, switching to a natural, small-batch diet can improve their mood and behavior.

Steps for a Smooth Transition:

  1. Start Slow: Mix a small portion of the new food with their current food and gradually increase the amount over 7-10 days.

  2. Monitor Energy & Behavior: Take note of any positive changes in energy levels, anxiety, or focus.

  3. Incorporate Bone Broth & Nutrient-Rich Treats: Use bone broth to support digestion and limited-ingredient treats as training rewards.

Food is More Than Just Fuel—It Shapes Behavior

A well-balanced, natural diet isn’t just about keeping your dog full—it directly influences their energy levels, mood, and overall well-being. By choosing high-quality, whole-food ingredients, pet parents can support a calmer, happier, and more focused pup.

Want to see the difference a natural diet can make? Explore our selection of small-batch, human-grade dog food and treats designed to nourish your dog from the inside out!