Going back to the ingredients in toothpaste, generally speaking, things like sodium laurel sulfate and mercury fillings make the gums bleed so then you've got these toxic chemicals that are mutating the microbes. (drcarri.com)
The Tom's of Maine toothpaste you link to contains fluoride as well as sodium laurel sulfate. (thelocalrose.com)
For example, when it comes to shampoos, pet parents often steer clear of products containing sodium laurel sulfate and sodium laureth sulfate — surfactants used in many cleansing products in both the human and pet grooming markets. (petbusiness.com)