This fluoride free toothpaste whitens your teeth by removing surface stains and uses authentic naturally derived ingredients. Our zinc citrate is sourced from zinc, a naturally occurring mineral and xylitol, a natural ingredient derived from birch trees or corn. We’ve also added natural flavoring for a taste that will make you look forward to brushing. We produce this toothpaste without fluoride because we respect our customers’ diverse needs and interests. Fluoride free, No artificial flavors, colors, or preservatives, No animal ingredients, Not tested on animals.