Whether due to coffee, smoking, neglect, or genetics, it doesn't matter why your teeth have turn yellow and ugly. This Natural Coconut Shell's Charcoal powder & toothpaste is naturally formulated to remove these stains to reveal whiter and brighter teeth! Unlike teeth whitening products that utilize peroxides and other chemicals, some of them of questionable safety, this powder is nothing more than activated coconut charcoal powder: strong and effective, yet 100% natural and safe for the health of your teeth and gums! It gently and effectively cleans, detoxifies and whitens your teeth, mouth and gums. Many people see their teeth whiten by 2-3 shades after consistent use of 1-2 weeks. Charcoal Teeth Whitening Powder. .