Philips Sonicare 3100 Series Electric Toothbrush
Philips
Promising research
Gutology
Best for: Fluoride-free users who want a larger tube and a xylitol-based formula
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Hydroxyapatite fourth on the ingredient list
Where we checked it: gutology.co.uk ›
We may earn a commission if you buy through our links. How we choose ›
A UK brand with a 120ml tube, hydroxyapatite high on the ingredient list (fourth), xylitol and a glycolipid surfactant instead of SLS.
Fluoride-free users who want a larger tube and a xylitol-based formula
Budget buyers, or anyone expecting the added ferment to do something proven