1. The earliest toothbrush was called "sheep fat", which originated in India in the 6th century BC. It smashed Yang Liuzhi's head into a brush to brush his teeth, and then it was introduced to China with Buddhism and spread to other parts of the world through Japan.
Legend has it that when Buddha Sakyamuni preached to his disciples, he found that all the disciples around him had bad breath, so Sakyamuni gave them another health care class and analyzed the disadvantages of not cleaning their teeth, including poor eyesight, smelly mouth, esophageal pollution, excessive phlegm and tasteless food. Since then, brushing your teeth has become one of the Buddhist rituals, and paying attention to oral cleaning will be rewarded.
2. The bronze gold-plated toothbrush handle unearthed from the ancient tombs of the nobles in the Han Dynasty was introduced from India by Buddhists in the Eastern Han Dynasty and made of metal.
3. 1954 After archaeological excavations, two bone toothbrush handles unearthed from the Liao tomb in 959 A.D. are enough to show that China has used toothbrushes to clean teeth for at least 1000 years. From the end of the Tang Dynasty to the end of the Northern Song Dynasty, the custom of brushing teeth with a toothbrush was gradually formed, and tooth-cleaning drugs with health care functions were also developed in various ways. In Song Dynasty, brushing teeth as a health care measure gained considerable popularity in society.
4. In Wu's Dream Miscellaneous Goods in the Southern Song Dynasty, one of the small commodities listed after "carrying the burden for sale ..." is "brushing your teeth". The peddler in Lin 'an sells groceries along the street, and toothbrush is one of the common items on his burden. It can be seen that in Hangzhou, the capital of the Southern Song Dynasty, citizens generally have the habit of brushing their teeth, and it is necessary for vendors to send toothbrushes to thousands of households.
According to the data of American Dental Association, the first toothbrush in the world was invented by Emperor Xiaozong of China in 1498. The method is to insert short and hard pig hair into the bone stalk.