In previous studies, toothpastes with high levels of sodium bicarbonate (>50%) have reduced gingival inflammation and oral malodour. This study compared the effects of brushing for 6 weeks with 67% (test group) or 0% (control group) sodium bicarbonate toothpaste on gingival health.
This was a single‐centre, single examiner‐blind, randomized, controlled, two‐treatment, parallel‐group...
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