1500mlglass jar or bottle with lid.(I used an empty olive jar)
Measure all ingredients into a glass jar or bottle.
Shake before using.
Rinse your mouth for about 30 seconds and discard. Do not swallow.
If the taste of baking soda is too strong, try it with half a tablespoon and work your way up.Try mixing other oils including tea tree, spearmint, eucalyptus, wintergreen and clove.Whatever oils you add, try to keep it to about 4-5 drops per 1 cup of water.