I used the before and after disinfection counts to determined the % reduction of bacteria for each disinfection method for comparison. Trial #1 showed hydrogen peroxide and mouthwash both eliminated 100% of bacteria, hot water reduced bacteria by 71%, UV
You can also disinfect your toothbrush by swishing it in an antibacterial mouthwash for 30 seconds. If you don't have mouthwash, you can use 2 teaspoons of baking soda mixed into 1 cup of water instead. Soaking your toothbrush in white vinegar once a week may also help disinfect it.
Avoid covering toothbrushes or storing them in closed containers, which can cause the growth of bacteria. Replace your toothbrush every 3 to 4 months, or sooner if the bristles look worn out. This is because a worn-out toothbrush may not work as well, not because it might carry more germs.
There are special solutions you can buy to disinfect the brush but, they are costly. A perfectly effective alternative is to soak your brush in mouthwash or hydrogen peroxide occasionally – especially if you have dropped it on the floor! I often put mine through the dishwasher! Close the toilet lid before you flush!
Mix 2 teaspoons baking soda in 1 cup of warm water and soak your toothbrush for 15-20 minutes. If you don't want to use baking soda, use salt. Baking soda is a salt and both will achieve the same results.
You've dropped it…
Not that the two-second rule applies in general, but it really doesn't apply to toothbrushes. “We brush our teeth in one of the dirtiest rooms in our house,” says Taggart-Burns. Your toothbrush can pick up bacteria even if you've just dropped it in the sink for a few seconds.
Tips for Sanitizing Toothbrushes
A few ways to clean away any lingering germs include: Swirling the toothbrush head in an antibacterial mouthwash for 30 seconds. Dunking the bristles into a cup of water that has two teaspoons of baking soda dissolved into it. Soaking the toothbrush in vinegar overnight once a week.
Viruses and bacteria from an infected person's mouth can live for weeks on a toothbrush surface, and continue to cause illness, says Cooper, a clinical associate professor at the University of Florida College of Dentistry.
The best solution is to keep your toothbrush in a corner of your bathroom away from the sink & toilet. If you're strapped for space, you can get a wall-mounted toothbrush holder to place high enough to avoid any splashing from the sink.
Although boiling water can be a bit harsh on the plastic of your brush, it does a great job killing the bacteria that builds up over time. Boil a small pot of water on the stove and dip the head of your toothbrush in the rolling boil for at least three minutes to kill most germs.
One common way to disinfect your toothbrush is through the use of mouthwash, like Listerine. You'll want to soak your toothbrush in the solution for at least 3 to 5 minutes at a time. After the specified amount of time, make sure you rinse your toothbrush thoroughly before use.
Clean Your Toothbrush with Baking Soda
Soak your toothbrush in a cup of water with 2 teaspoons of baking soda. Baking soda has antibacterial activity and has been found to kill bacteria that is a major contributor to tooth decay.
Baking soda is a natural method to disinfect your toothbrush. Simply mix two teaspoons of baking soda into one cup of water and mix thoroughly. Soak your toothbrush in the solution for 15 minutes and then allow your toothbrush to air dry.
Using Vinegar and Backing Soda
Mix 1/2 cup of water, 2 tablespoons of vinegar, and a 1/2 scoop of baking soda. Place your toothbrush in this for 30 minutes.
Soak in apple cider vinegar: With antimicrobial properties, this biodegradable disinfectant can help destroy mouth bacteria. Place your toothbrush in a cup of ACV for 30 seconds, rinse thoroughly, then allow to dry before using.
In removing plaque and other soft debris from the teeth, tooth brushes become contaminated with bacteria, blood, saliva and oral debris. These contaminated tooth brushes can be a source of infection.
It is possible to become sick by using a germy toothbrush. However, with the help of our immune system and everyday good hygiene habits, it is unlikely that your toothbrush will make you sick. But, there is still a chance for these bacteria to break through our defenses.
Bleach and water solutions make this easy. After washing the toothbrush with a little dish detergent and warm water, soak the brush in the appropriate solution for the required amount of time.
As mentioned, microwaving proved useful for killing Strep germs on a toothbrush according to one study. Set the bristle end of the brush in a glass of water. Microwave for 5 minutes. Carefully remove the brush from the water, and place it in a safe place to air dry.
Some may not want to do this and will wonder if they can run it through the dishwasher to sanitize it. The answer is, yes, a dishwasher can clean the toothbrush. It is important to run the brush through both the rinse and drying cycle to get the best results.
The cosmetic dentist explained to The Sun: "If you wet the toothbrush before you put the toothpaste on, you're diluting it. "Toothpaste already has the right amount of moisture. If it's wet, it makes it foam up faster and makes you spit it out sooner."
And while a toothbrush cover may help protect your toothbrush from outside germs, it traps in moisture, leading to bacteria growth and not the good kind, according to the ADA. So — remove and throw away those covers.
The bathroom is one of the most germ-infested rooms in any house, but leaving a toothbrush in a damp shower makes your brush (and mouth) a target for unwanted microbes. Given enough of the wrong types of bacteria, an extra germy toothbrush could even lead to diarrhea or skin infection.