Our Instant Tooth Whitening Tooth Paint contains Ascorbic Acid, Hedysarum Alhagi Leaf/Stem Extract, Mentha Piperita(Peppermint)Oil. It can help instantly whiten teeth, enhance confidence and smile, quickly improve tooth shine, make smile more attractive, effectively remove tooth stains and smoke stains, deep clean teeth, maintain oral hygiene, improve oral health. The way to use it is simple: First, make sure your teeth are clean and dry by lightly applying the product to each tooth, covering it evenly and avoiding streaks, applying it 1-3 times to each tooth, leaving at least 10 seconds between coats for the product to dry. It can improve the gloss of your teeth, make your smile more attractive, and keep your mouth fresh and lasting.