Crest Pro-Health Clean Mint toothpaste contains several ingredients, including stannous fluoride, which is a key ingredient that helps protect against plaque, gingivitis, and sensitivity

. Other ingredients include water, sorbitol, hydrated silica, sodium lauryl sulfate, carrageenan, sodium gluconate, flavor, xanthan gum, zinc citrate, and more

. The toothpaste is designed to aid in the prevention of cavities, help prevent gingivitis, and interfere with the harmful effects of plaque associated with gingivitis

. As for potential negatives, some people may be sensitive to certain ingredients such as sodium lauryl sulfate, so it's important to be aware of any personal sensitivities to the components of the toothpaste.