The Science of Fresh Breath Blog

Research-backed articles on what actually causes bad breath — and how to fix it permanently.

Why Mouthwash Is Making Your Bad Breath Worse (According to Science)

The $4 billion mouthwash industry doesn't want you to know this — but alcohol-based rinses destroy the very bacteria that produce fresh-breath compounds. Here's what the research says.

Read Article →

🧬 Gut Health 10 min read

January 8, 2025 · Deep Dive

The Gut-Breath Connection: How Your Digestive System Causes Bad Breath

30% of chronic bad breath cases originate in the digestive system — not the mouth. If nothing has worked for you, this article explains why, and what to do about it.

Read Article →