The rapid release of oxygen has an antibacterial effect on anaerobic bacteria it also facilitates healing and alleviates discomfort caused by minor mouth and gum irritations such as gum inflammation soreness and mouth ulcershow it works the rapid release of oxygen helps remove debris and has an antibacterial effect on anaerobic bacteria this facilitates healing and alleviates discomfort caused by minor mouth and gum irritations such as aphthous ulcers pericoronitis and trauma from fixed o