Mouthwash

Fallacy: Mouthwash can cure bad breath.

Fact: Mouthwash does not remove the causes of bad breath. It can only mask the odor.
There are many possible sources of bad breath, it may be caused by decaying teeth, trapped particles of stale food, infections of the nasal cavity or lungs, uncontrolled diabetes, or eating foods rich in garlic and onions.
To avoid bad breath, it is important that an individual maintain proper oral hygiene. Regularly brushing and flossing after meals, eating the right kind of food, and regular visits to the dentists are effective measures