Flossing & oral care

PFAS in Dental Floss: The Evidence Ranked by Design, Sample Size, and Precision
Two cross-sectional studies drive the PFAS-and-floss story and point opposite ways. A methods-first walkthrough: n, design, confidence intervals, and limits. Read more...
Floss Coatings Compared: Wax, PTFE, and Uncoated
Wax, PTFE, and uncoated floss ranked on insertion force, filament rupture, grip, coating chemistry, and enamel wear — with the measured numbers behind each. Read more...
Microplastics From Dental Floss: The Measured Evidence, Ranked
Nobody has weighed the microplastic shed by dental floss. Laundry has been measured at 9.6-1,240 mg per kg of textile per wash. The evidence, ranked by strength. Read more...
Plastic-Free Dental Floss: Six Filament Materials on Five Fixed Criteria
Six floss filament materials — nylon, PTFE, polyester, UHMWPE, silk, PLA — measured on structure, glide, strength, end-of-life and caveats, with published numbers. Read more...