Pearly white teeth are something that many strive for in today’s society due to the beauty that is associated with it. Brand name teeth whitening treatments such as Crest are efficient but many people are hesitant to use chemicals for fear of their health. The goal for my science fair project is to conduct research and experiment to find which natural substances are best for whitening teeth. For the project I used four different mixtures of natural substances: lemon & salt, apple cider vinegar & extra virgin olive oil, fruits & vegetables, and dairy products. From the research and information I collected, I hypothesize that apple cider vinegar & extra virgin olive oil will be the most effect natural substances to whiten teeth due to the enzymes and natural chemicals found in these two substances. After conducting my experiment for approximately a week and a half I discovered that apple cider vinegar & extra virgin olive oil was the best natural substance to whiten teeth. I can concluded that our hypothesis was …show more content…
After research on the topic, I decided to test the natural substances: lemon & salt, apple cider vinegar & extra virgin olive oil, fruits and vegetables, and dairy products. During the research process we hypothesized that apple cider vinegar & extra virgin olive oil will be the most productive in whitening teeth, out of the other three.
I conducted out experiment for a time period of about a week and a half; and found that apple cider vinegar & extra virgin olive oil worked as the best natural substance to whiten teeth. Through the experiment we concluded that my hypothesis was correct. The natural substances, lemon and salt were a close second at whitening teeth. Over all the four mixtures of natural substances I realized that fruits & vegetables were the least effective combination of natural substances in whitening