Groomarang Activated Charcoal And Coconut Shell Powder Our New Innovative Teeth Whitening Solution Is Unlike Any Seen Before, Combining Essential Natural Ingredients Blended With A Refreshing Mint Orange Flavouring 100% NATURAL & VEGAN FRIENDLY At Groomarang we provide high quality , safe and effective products, all at the lowest market price. The teeth whitening power is NON Synthetic, uses NO Chemicals and is vegan friendly HOW IT WORKS It has been adapted from a ancient old remedy. Activated charcoal has been used throughout the centuries to treat people who have accidentally ingested poison - with its porous surface, it attaches to toxins and impurities in the body to draw them out.