Findings

What do systematic reviews say?

2 questions · 2 findings · 1 reviews · All outcomes

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No studies found 0 · 0%GRADE not reported 1 · 50%Very low 1 · 50%Low 0 · 0%Moderate 0 · 0%High 0 · 0%

0.2% zinc sulphate toothpaste vs Placebo toothpaste (without zinc)

Volatile sulphur compounds (VSC), halimeter · Adolescents and adults aged over 16 years with clinical or self-assessed halitosis of oral origin; excluding induced or physiological…

0.2% zinc sulphate toothpaste led to lower volatile sulphur compounds (VSC) compared with placebo toothpaste (without zinc); GRADE not reported.

1 finding from 1 review

Interventions for managing halitosis 2019 · Cochrane All outcomes
4 weeks
MD -11.3 [-20.45, -2.15]
1 study · 188 participants
GRADE not reported

0.2% zinc sulphate toothpaste vs Placebo toothpaste (without zinc)

Dentist-reported organoleptic test (OLT) score (scale 0 to 5) · Adolescents and adults aged over 16 years with clinical or self-assessed halitosis of oral origin; excluding induced or physiological…

It is very uncertain whether 0.2% zinc sulphate toothpaste changes dentist-reported organoleptic test (OLT) score (scale 0 to 5) compared with placebo toothpaste (without zinc) (very low certainty).

1 finding from 1 review

Interventions for managing halitosis 2019 · Cochrane All outcomes
mean 4 weeks
MD -1.31 [-1.39, -1.23]
1 study · 187 participants
Very low