Oral Health News
The latest science and news on bad breath, oral hygiene, and dental health. New posts are added as fresh research comes out. For our in-depth reference guides, see the articles.
-
Can a Short Fasting Diet Calm Gum Disease? An Early Trial Says Maybe
A small King's College London trial found a 5-day fasting-mimicking diet lowered gum-disease inflammation after periodontal treatment. Early, promising, not a breath cure.
-
Can an Oral Bacteria Transplant Cure Chronic Bad Breath? A UW Trial Asks
University of Washington dentists have begun a first-of-its-kind trial transplanting oral bacteria from a healthy donor to rebalance the microbiome behind chronic bad breath.
-
Tongue Brushing Plus Probiotics Cut Bad Breath Most, New Trial Finds
A 2026 randomized trial found that pairing daily tongue brushing with an oral probiotic reduced bad-breath gases more, and for longer, than either habit on its own.