This picture basically says it all. CoCoSmile sells Activated Charcoal powder. Activated Charcoal is a natural teeth whitening substance. This one is Spearmint flavour. I love the spearmint flavour, it's perfect, not too strong and there is nothing gross about the overall taste. Activated Charcoal not only helps in whitening teeth but promotes good oral health by changing the pH balance in the mouth, helping prevent cavities, bad breath and gum disease. Ingredients list: Bent