This study will be carried out to evaluate and compare the effect of propolis extract mouthwash and pomegranate (botanical name: Punica granatum) extract mouthwash on taste alteration, salivary pH and antibacterial activity against streptococcus mutans in high caries risk patients.~Thats by taking unstimulated saliva samples at the morning before using the mouthwash, then taking another one after using the mouthwash and finally after 7 days, to make a bacterial culture and measure the salivary pH by a digital pH meter and evaluate taste changes by a questionnaire.
Evaluate the effect of propolis extract mouthwash and pomegranate extract mouthwash on taste alteration, salivary pH and antibacterial activity against streptococcus mutans in high caries risk patients.