Discussion
The current double-blind, randomized clinical trial aimed to evaluate the effect of zinc sulfate and polyherbal (chamomile, peppermint oil, The polyherbal mouthwash formulated in this study contained chamomile extract, Another key component in polyherbal mouthwash was chamomile extract. The importance of flavonoids in the chamomile plant and the antibacterial, antifungal, and anti-inflammatory effects of this plant along with its low price and accessibility made it a distinctive herb in the pharmaceutical industry [Aloe vera was also applied in the polyherbal mouthwash formulated in the present study. Peppermint has long been used as a cooling agent in topical pharmaceutical products. Peppermint oil has antioxidant and antimicrobial (bacteria, viruses and parasites) properties [The role of zinc sulfate has been shown previously in acceleration of wound healing process [Although the findings of the present RCT suggest that either zinc sulfate or polyherbal (containing chamomile, peppermint oil, 