This is a post by Dr. Edward Group of the Global Healing Center that discusses the 7 Best Herbs to Treat Bad Breath. He explains why each herb is effective in addressing bad breath. It’s a well-written post and includes quite a few research references at the end.
If you click on te link for each herb in his article, you’ll get more information about that herb.
Click on the 7 Herbs to Treat Bad Breath link below to see the full article.