Children's toothpaste has reduced fluoride content. - Tartar control toothpaste may feature zinc citrate or triclosan. - Smokers' toothpastes use stronger abrasives. - Fluoride-free toothpastes ...
Other ingredients also reduce plaque, but zinc citrate is one of the most common, he says. A small 2008 study compared adults who brushed with a toothpaste containing zinc citrate and those who ...