7.5% SHMP chewing gum vs placebo
Tooth whitening - assessed by the dentist · Adults (>=18 years) undergoing home-based bleaching (including tetracycline- and smoking-stained teeth, any baseline shade)
It is very uncertain whether 7.5% SHMP chewing gum changes tooth whitening - assessed by the dentist compared with placebo (very low certainty).
1 finding from 1 review
- Home‐based chemically‐induced whitening (bleaching) of teeth in adults 2018 · Cochrane All outcomes2 daysMD 0.89 [0.77, 1.01]1 study · 37 participantsVery low