Toothpaste is a common cleaning product in daily life and a kind of dentifrice. It is usually gelatinous and is usually used in toothbrushes to clean teeth and keep them beautiful and bright. Toothpaste has a long history. With the continuous development of science and technology, the continuous improvement and perfection of manufacturing technology and equipment, various types of toothpaste have come out one after another, and the quality and grade of products are also constantly improving. By the end of 20 19, the variety of toothpaste has changed from single to.