Antibiotics, Anxiety and Your Gut

What's the Root Cause? by Dr Vikki Petersen · Feb 17, 2026 · 19m

Did you know a single course of antibiotics is linked to a 25% higher risk of anxiety and depression?

Because antibiotics don’t just target the infection, the bad bacteria — they can disrupt the good gut bacteria that help regulate your brain.

Educational content reviewed by licensed APRN medical staff. Not personal medical advice.

In the video, Dr Vikki Petersen explains why there's an increased risk of anxiety and depression after taking antibiotics.

Antibiotics kill both good and bad bacteria alike. Fewer beneficial bacteria means less control over inflammation.

Inflammation can disrupt…