Green tea extract mouth rinses can help treat periodontal disease and prevent dental caries.
Green tea extract mouth rinses may play a role in the treatment of periodontal disease and prevention of dental caries as the green tea catechins can inhibit acid production in dental plaque build-up.
Hirasawa M, Takada K, Otake S. Inhibition of acid production in dental plaque bacteria by green tea catechins. Caries Res 2006;40(3):265 – 70.