In a glass beaker:
200 ml water+ 10 ml CDS+1 ml DMSO.
Perform mouth rinses after each meal and before going to bed. DO NOT RINSE.
Prior to this, brush your teeth and the soft parts of the mouth (mucous membranes, tongue) thoroughly.
Undiluted CDS can also be used to brush teeth (after brushing) and gums.
Visit the dentist twice a year.