The Gut–Brain Connection & Anxiety in Dogs

Calm doesn’t start in the mind — it starts in the gut. 🐾
At Myco Pet, we look beyond behavior to the gut–brain connection that shapes your dog’s mood, stress response, and ability to relax. Learn how supporting the microbiome can help your dog feel steadier, safer, and more at ease — naturally and from the inside out. 💙


By Eleanor Pineau
1 min read

The Gut–Brain Connection & Anxiety in Dogs

A Myco Pet Guide to Calmer Moods Through the Microbiome

At Myco Pet, we look at the whole dog — not just behavior on the outside.
One of the most profound relationships in your dog’s body is the gut–brain axis — the communication pathway between digestion and emotional state.

This is why stress affects digestion, and digestive imbalance affects mood.

The Gut Produces Most of Your Dog’s Serotonin

Up to 90% of your dog’s serotonin — the neurotransmitter that helps regulate calm — is produced in the gut, not the brain.

So when the microbiome is imbalanced, the nervous system may show:

  • Restlessness
  • Pacing
  • Difficulty relaxing
  • Whining or heightened sensitivity
  • Startling easily
  • Over-grooming or paw licking

This isn’t “bad behavior.”
It’s the body asking for support.

Supporting Emotional Balance From Within

To help the nervous system feel safe:

  • Maintain consistent routines
  • Use slow, predictable transitions
  • Reduce high-sugar and high-starch foods that stress the microbiome
  • Support the gut with prebiotics, probiotics, and functional mushrooms

Many pet parents pair Gut & Immunity+ for microbiome stability with Focus & Calm to support the nervous system and encourage relaxation.

These two work together along the gut–brain pathway.

Final Thoughts — Emotional Wellness Starts in the Gut 💙

Your dog isn’t anxious on purpose.
Their body is signaling that it needs support and stability.

At Myco Pet, we believe:

Calm isn’t forced — it grows when the gut feels supported and safe. 💙


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