The most effective herbs for bad breath include:
- Garlic (white and purple)
- Tea tree oil
- Echinacea
- Lavender
These herbs have shown to be effective against oral bacteria and decreasing bad breath. Look for toothpaste and mouthwash containing these herbs.
References available.
Image courtesy of: http://en.wikipedia.org/wiki/File:Spices_22078028.jpg

