This is an enlarged photo of the bristle of a toothbrush.
On the bristles of usual toothbrushes, many bacteria grow after being used.
It is said that more than 10 million bacteria exist on a toothbrush.
To prevent the bacterial growth, toothbrush should be washed well and dried as much as possible.
And better way to prevent it is to try our anti-bacterial toothbrush with platinum nanoparticles.
If your are interested in our products, please visit our online shop.
http://www.rakuten.co.jp/bioepoch/