What does the BURST Charcoal toothpaste taste like? Megan B November 25, 2020 19:17 Updated The BURST Charcoal paste has a coconut salt flavor which is mildly sweet and not too coconutty. Related articles Is the BURST Charcoal toothpaste whitening? What does the BURST Natural toothpaste taste like? Is the BURST Charcoal paste formulated for sensitive teeth? Is the BURST Fluoride toothpaste whitening? Can I buy a BURST brush or Water Flosser without a subscription?