Efficacy of green tea-based mouthwashes on dental plaque and gingival inflammation: A systematic review and meta-analysis.

The purpose of this study was to conduct a systematic review and if appropriate a meta-analysis of the efficacy of daily rinsing with green tea-based mouthwashes in terms of plaque index (PI) and/or gingival index (GI) as compared to other mouthwashes in plaque-induced gingivitis patients.