Effects of Green Tea in Oral Bacteria

Compounds present in green tea have provided to inhibit the growth and activity of bacteria associated with infections. To assess the effects of green tea leaves extract in presence of propylene glycol on the aerobic mouth bacteria load. Saliva of 2 volunteer girl aging 20-23 years were taken and evaluated by a mouthwash sample containing 1% tannin, as the most effective antibacterial complex in green tea. Comparative studies were also conducted between green tea mouthwash containing 1% tannin and a similar sample with 10% propylene glycol added during extraction. This comparison was applied for a chlorhexidine 0.2% sample as a chemical mouthwash brand too. There was a meaningful difference between the green tea mouth washes containing 10% propylene glycol and the simple green tea extract (P