<qa>  What is the name of the placebo and the sage-based mouthrinseThe placebo and the sage-based mouthrinse will be manufactured according to EU-Kosmetik-Verordnung 12232009 and provided by WALA Heilmittel GmbH, Dorfstraße 1, 73087 Bad BollEckwälden, Germany together with the necessary safety documentation. The placebo will be an alcohol water based solution with a similar taste to the tested mouthrinse. 