Thank you for viewing! ♡ ◾︎ Brand new, unused, free shipping, and immediate purchase OK ☺︎ [Only one item in stock, so it's first-come, first-served! ♡] [Professional whitening care at home] Your teeth color greatly impacts your appearance! Look youthful and clean with the quasi-drug DiaCrysta, for a good impression! [Bad breath prevention × Cavity prevention × Periodontitis prevention] Luxuriously formulated with three active ingredients approved by the Ministry of Health, Labour and Welfare, thoroughly addressing oral problems. (Dipotassium Glycyrrhizate, Polyethylene Glycol 400, Isopropylmethylphenol) [7 Effects and Efficacies of Quasi-Drugs] DiaCrysta is recognized as a quasi-drug with the following effects and efficacies: whitening teeth, preventing bad breath, preventing the occurrence and progression of cavities, refreshing the mouth, purifying the mouth, preventing periodontitis (pyorrhea), and preventing gingivitis. [4 Natural Support Ingredients] Carefully selected and formulated with 4 natural support ingredients to address oral problems. Supports the health of your mouth and gums. (Tea extract, seaweed extract, rosemary extract, sage leaf extract) [OK for electric toothbrushes] Since it does not contain abrasives and does not damage teeth, it can be used with electric toothbrushes. It has a gentle botanical mint flavor for a refreshing and clean feel. 339