Colgate Total: Contains triclosan, an antibacterial agent that some studies suggest may have adverse health effects with long-term use.
Crest Pro-Health: Contains sodium lauryl sulfate (SLS), which can cause irritation for some individuals and has been linked to canker sores.
Sensodyne Pronamel: While effective for sensitive teeth, some formulations contain abrasive ingredients that may damage tooth enamel with prolonged use.
Arm & Hammer Advance White: Contains baking soda, which can be abrasive and may erode tooth enamel over time.
Aquafresh: Some formulations contain artificial colors and flavors, as well as potentially abrasive ingredients.
Tom's of Maine: While marketed as natural, some varieties contain fluoride, which may be controversial for some consumers seeking fluoride-free options.
Close-Up: Contains saccharin, an artificial sweetener that may have potential health risks, although deemed safe for use in toothpaste by regulatory agencies.
AIM: Some formulations contain sodium lauryl sulfate (SLS), which can cause irritation for some individuals.