Is the BURST Floss Vegan? October 04, 2021 22:42 Updated Yes, BURST uses Microcrystalline wax on the BURST Floss which is Vegan. Related articles Were any animals harmed in the making of the BURST Floss? How is the BURST Floss different than other Floss? BURST Floss Manual Is the BURST Charcoal Toothpaste Gluten Free and Vegan? What flavour BURST Floss comes with the BURST Lavender Floss kit?