Dental Whitening Mouthwash ~ Formulated By Dentists Youtel mouthwash helps to whiten the teeth and fight against the bacteria that cause plaque and bad breath. Rich in Xylitol to fight bacteria that cause plaque and caries. It also contains the active ingredient allantoin which helps the regeneration of the oral tissues. With this mouthwash teeth are thoroughly cleaned and breath is freshened. Alcohol Free Contains Potassium Fluoride 0,07% (223ppm F-).