Tooth Powder: Made with natural ingredients such as bamboo charcoal, pearl powder, and various plant extracts, it penetrates deep into the tooth surface to remove stubborn plaque and yellow stains. Its fine texture makes it very gentle to use and gentle on gums and tooth enamel. Contains natural antibacterial ingredients to effectively inhibit bacterial growth in the mouth and reduce bad breath. EHD Tooth Powder: Contains hydrated silica, xylitol, yeast extract, ginseng enzyme, and other ingredients to provide comprehensive dental care and comprehensive gum protection. Patented and imported formula with certified stain removal efficacy. Contains a combination of xylitol, vitamin C, and polyaspartic acid to reduce plaque, discoloration, and enhance tooth brightness. Before using any teeth whitening product, it is recommended to consult a dentist or oral care professional to ensure the product is suitable for your oral health. Regular dental checkups and professional teeth cleanings are also important measures to maintain oral health.