Zinc vs placebo
Taste acuity improvement - objective outcome (continuous data) · Patients with taste disturbances (dysgeusia/hypogeusia; idiopathic, zinc-deficient, or secondary to chronic renal failure)
It is very uncertain whether zinc supplements (zinc sulphate, zinc gluconate, zinc picolinate,… changes taste acuity improvement - objective outcome (continuous data) compared with placebo (very low certainty).
1 finding from 1 review
- Interventions for managing taste disturbances 2017 · Cochrane All outcomesMean 3 months · Idiopathic dysgeusiaSMD 0.44 [0.23, 0.65]3 studies · 366 participantsVery low