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Blended together with a fine pharmaceutical Kaolin clay and Sodium Bicarbonate both of which food-grade, so completely safe if accidentally ingested. Fluoride free, SLS free & glycerin free Whitening & stain-remove blend Certified PETA cruelty-free & vegan ingredients Recyclable glass jar & aluminium lid Your charcoal toothpowder comes in a compostable cardboard box and vegetable ink