The foam in toothpaste really serves no purpose. It is a foaming agent added because most people prefer foam in their toothpaste.
I believe that Crest is the most commonly used toothpaste in America.
It all varies on the shape of the tube and the onces in the tube...so the tube ithink is best for holding the most toothpaste is creast!
New Jersey Toothpaste Inc.
Most commercial toothpaste, no. Tom's of Maine say they have "all natural" products, including toothpaste. See the link below.
The purpose of a toothpaste dispenser is to get the most paste out of the toothpaste tube. It is also a nice way to decorate one's bathroom with this object.
To make toothpaste is sulfates Edit: Fluorine is the element most commonly associated with toothpaste. fluoride is an ion of fluorine.
The brand Toms toothpaste can be an effective toothpaste when used properly. Typically most people do not brush long enough for any toothpaste to be effective, flossing is important too.