Does the Marshmallow Sparkle BURSTkids Toothpaste contain fluoride? July 27, 2021 21:49 Updated Yes! The Marshmallow Sparkle BURSTkids Toothpaste does contain fluoride. Related articles What are the BURSTkids Toothpaste flavors? What are the ingredients in the BURSTkids Marshmallow Sparkle Toothpaste? Does the Strawberry Superstar BURSTkids Toothpaste contain fluoride? Where are the BURSTkids Toothpastes made? Are the BURSTkids Flossables recyclable?