As an Amazon Associate I earn from qualifying purchases.

Baking soda is a common household item that is known for its versatility and usefulness in a variety of contexts. In recent years, it has gained attention as an effective and safe option for teeth whitening. In this article, we will explore what baking soda is, how it works to whiten teeth, the safety concerns associated with its use, and how to use it for maximum benefit.

Having healthy teeth is important for both aesthetic and functional reasons. Discolored or stained teeth can negatively affect one’s self-esteem and confidence. Commercial teeth whitening products can be expensive and often contain harsh chemicals that can damage teeth and gums. This is where baking soda comes in as a natural and affordable option for

Staines on teeth
stains on teeth

What is baking soda?

Baking soda, also known as sodium bicarbonate, is a white crystalline powder with a slightly salty taste. It has been used for centuries for various purposes, including cooking, cleaning, and personal hygiene. Baking soda is a weak alkaline compound, which means that it can help neutralize acids and balance pH levels. This property is what makes it effective for teeth whitening.

How does baking soda whiten teeth?

Explanation of how teeth become discolored

Teeth can become discolored due to various reasons, including genetics, aging, poor dental hygiene, and lifestyle habits such as smoking, drinking coffee, tea, or red wine.

Chemical properties of baking soda

Baking soda has a mild abrasive action, which means that it can help remove surface stains and plaque buildup on teeth. Additionally, baking soda’s alkaline properties help neutralize acids in the mouth, reducing the risk of tooth decay and gum disease.

How baking soda works to whiten teeth

Baking soda works by physically scrubbing away surface stains and plaque on the teeth. It also helps to neutralize acids that can cause enamel erosion and tooth discoloration. Furthermore, baking soda’s alkaline properties create an environment in the mouth that is less conducive to the growth of harmful bacteria.

Evidence supporting the effectiveness of baking soda for teeth whitening

Several studies have shown that baking soda is an effective and safe option for teeth whitening. A 2017 systematic review of the literature found that baking soda can significantly reduce surface stains on teeth without causing any adverse effects. Another study published in the Journal of Clinical Dentistry found that a baking soda-based toothpaste was more effective at removing plaque and reducing gum inflammation than a non-baking soda toothpaste.

Safety concerns

While baking soda is generally considered safe for use in oral hygiene, there are some precautions that should be taken. Don’t use in excess, as it can cause enamel erosion and tooth sensitivity. It is recommended to limit the use of baking soda to once or twice a week. Second, baking soda should not be used as a substitute for toothpaste, as it does not contain fluoride. Third, baking soda should be used in conjunction with regular brushing and flossing.

Risks of overusing baking soda

Overuse of baking soda can lead to enamel erosion, which can cause tooth sensitivity and tooth decay. Additionally, excessive use of baking soda can cause gum irritation and inflammation.

Alternative options for those with sensitive teeth

For individuals with sensitive teeth or gums, it may not be the best option for teeth whitening. Instead, they may

Amazon and the Amazon logo are trademarks of, Inc, or its affiliates.