This can lead to bad breath the primary cause of acid reflux in most people is a faulty or relaxed lower esophageal sphincter (les) the les is a valve-like muscle (like a thick rubber band) that. What causes bad breath from acid reflux. Causes of bad breath that results from acid reflux acid reflux bad breath is really not a function of acid reflux it might trigger it but certain situations aggravate the smell and make it last longer they include: tooth decay even though your stomach contains all these strong acids, it has a protective lining.
what causes bad breath from acid reflux
