It's time to brush up. Crest Amazon Walmart Key Ingredient: Stannous fluoride Flavor: Mint Gum care is the key to perfect teeth. When gum tissue is strong, it prevents bone loss and tooth decay.

Stannous fluoride can relieve tooth sensitivity, too. Sodium lauryl sulfate, or SLS, acts as a detergent in toothpaste to help remove food, debris and other particles from your teeth, says Rozenberg.

A sulfite allergy is caused by exposure to sulfur-based compounds naturally found in certain foods and used in certain food preservatives and additives. This can lead to allergy symptoms like wheezing ...