Problem: Bacteria in ones’ mouth causes many problems for oneself in the future. For example, gum diseases, bad breath, etc.., Toothpaste and mouthwash is promised to kill most of the bacteria in one’s mouth, but which is more effective at killing the bacteria and preventing future problems? This experiment and research is going to prove which is more effective at killing oral bacteria.
Purpose: This experiment is to determine whether toothpaste is more effective at killing the bacteria in ones’ mouth vs the effectiveness of mouthwash at killing bacteria in one’s mouth. This experiment is important for many reasons, …show more content…
This will be tested by placing bacteria in a solution made up of a mixture with distilled water and toothpaste and bacteria in a solution of mouthwash. In this experiment the three toothpaste brands being used are: Colgate Toothpaste, New Crest Toothpaste, and Aquafresh Toothpaste. The three different mouthwash being used are: Crest Mouthwash, Listerine Mouthwash, and Meijers’ Mouthwash. There are two control groups. Oral bacteria is important for many reasons, one main reason is for ones’ personal hygiene. There are trillions and trillions of bacteria in the human body. According to human microbiota, “It is estimated that 500 to 1,000 species of bacteria live in the human gut. Bacterial cells are much smaller than human cells, and it is often said that there are at least ten times as many bacteria as human cells in the body.” Since there are so many different kinds of bacteria in one’s body it’s important that one should take care of themselves. According to oral ecology, “those that do not have a clean mouth between 100 million to 1 billion bacteria on each tooth.” Everyday bacteria grows in a persons’ mouth. Though some bacteria actually protect our teeth and gums, there are many diseases that can be related back to oral bacteria. One harmful bacteria is called the “streptococcus mutans” which causes tooth decay and gum …show more content…
Toothpastes contain fluoride which is one of the major factors in reducing dental decay and it has been used in toothpastes for almost fifty years. Toothpastes work by promoting a chemicals reaction is tooth enamel- which is the outer white visible layer made up of a calcium based mineral called hydroxyapatite- that brings in replacement minerals including calcium. According to Alexis Roberts-Mclntosh, “Fluoride incorporates itself into enamel weakened by acid attack, making it more resistant to future acid attacks.” All toothpastes vary with ingredients but most will contain the following; Abrasives, Detergents, Humectants, Perspectives, and Flavoring and coloring