POH gives me an MSN health link for top five causes and cures for bad breath. Hey, we've all had it or have it at some point or another.
For people who live on protein all day and exclude carbs, cause of concern is, quote :
High-protein, low-carb diets cause your body to burn stored fats for fuel instead of carbs and can lead to a condition called ketosis. “As fat burns, ketones build up in the body, and some are released through breath,”explains Moloo. “Unfortunately ketones don’t smell particularly good.” And bad breath trumps six-pack abs.