Is the Marshmallow Sparkle BURSTkids Toothpaste gluten free? July 27, 2021 21:35 Updated Yes! The Marshmallow Sparkle BURSTkids Toothpaste is gluten free. Related articles Is the Bubblegum Bonanza BURSTkids toothpaste gluten free? Is the Marshmallow Sparkle BURSTkids Toothpaste vegan? Is the Strawberry Superstar BURSTkids Toothpaste gluten free? Does the Bubblegum Bonanza BURSTkids Toothpaste contain fluoride? Does the Marshmallow Sparkle BURSTkids Toothpaste contain fluoride?