Shaw's Eco-Logic

You've probably heard about probiotics for digestive purposes, but did you know that they can prevent bad breath, and protect against certain upper respiratory infections, as well?

My current HND piece looks at the work of Prof. John Tagg of New Zealand, who discovered an interesting strain of Streptococcus salvarius he called K12. He found out that people with this bug in their mouths never have bad breath, and never get strep throats either.

We give you the full details, including where to purchase the magic microbe.