10 Facts About Teeth Whitening You Should Know

This page provides essential facts about teeth whitening, highlighting its benefits, safety, and how long results last. Discover the differences between professional and DIY methods and learn how to maintain a bright, confident smile.
10 Facts About Teeth Whitening You Should Know

Discover the Most Important Facts About Teeth Whitening and Its Benefits

Cosmetic dentistry is steadily gaining popularity, with an increasing number of individuals seeking ways to enhance the aesthetics of their smiles. A recent survey conducted by RealSelf revealed that 40% of dental patients express a desire to improve their smiles through various procedures such as teeth whitening, Invisalign, or veneers.

Despite the growing interest in teeth whitening, numerous myths persist about the process. This article aims to dispel these myths by presenting ten essential facts about teeth whitening and offering three valuable tips.

Table of Contents

Top Teeth Whitening Facts

Influencing Factors

The whiteness of your teeth can be influenced by numerous factors. Foods such as berries and sauces, beverages like coffee and tea, smoking, and red wine are notorious for causing long-term staining. These substances contain chromogens, tannins, and other chemicals that adhere to the enamel, leading to discoloration. Additionally, genetics play a significant role in determining the natural color of your teeth. Some people naturally have whiter enamel due to their genetic makeup, while others may have a slightly yellow or grey tint. Aging also affects tooth color, as enamel thins over time, revealing more of the dentin beneath, which is naturally darker.

Plaque and Calculus

Plaque, a sticky film of bacteria that forms on teeth, can harden into calculus (tartar) if not removed regularly through effective brushing and flossing. Plaque is colorless, but when it hardens into tartar, it can become yellow or brown and is more difficult to remove. Tartar buildup not only affects the whiteness of your teeth but can also lead to gum disease and other dental problems. Regular dental cleanings are essential to remove tartar and maintain both the health and appearance of your teeth.

Deep Stains

Staining beneath the surface of your teeth can be caused by various factors, including the use of certain antibiotics like tetracycline during childhood. These antibiotics can cause intrinsic stains that are much harder to remove. Additionally, tiny cracks in the teeth, often caused by wear and tear or minor injuries, can absorb stains over time, contributing to discoloration. Understanding these factors helps in addressing and managing deep stains more effectively.

Natural Color and Genetics

The natural color and genetic makeup of your teeth are determined at birth. Whitening products can only remove stains accumulated over time and cannot alter the intrinsic color of your teeth. The dentin, which lies beneath the enamel, has a significant impact on the overall color of your teeth. While whitening can lighten the enamel, the natural shade set by your genetics will always be a factor. This is a crucial truth about teeth whitening, highlighting the importance of managing expectations.

Professional Whitening

Professional teeth whitening or bleaching is highly effective and can lighten your teeth from their natural shade. Carbamide peroxide or hydrogen peroxide is the active ingredient in these products. When this ingredient breaks down, oxygen penetrates the enamel, lightening the tooth color. Professional treatments often involve higher concentrations of these bleaching agents and the use of specialized equipment to enhance the results. This process is typically quicker and more effective than over-the-counter options, providing noticeable improvements in a shorter period.

Longevity of Results

The effects of teeth whitening can last up to three years, depending on post-treatment care. Maintaining a bright smile requires avoiding foods and drinks that can stain teeth and practicing good oral hygiene. Consuming strongly-colored foods and smoking can shorten this duration, emphasizing the importance of proper maintenance. Regular touch-ups and following your dentist’s recommendations can help prolong the effects of whitening. This answers the question, “How long does teeth whitening last?” and underscores the need for ongoing care.

Qualified Professionals

Teeth whitening should ideally be performed by a qualified cosmetic dentist. Whitening services provided by kiosks or beauticians can expose your teeth to harmful products, potentially damaging teeth and gums over time. Professional dentists use regulated products and have the expertise to ensure safe and effective treatments. They can also customize the treatment based on your specific needs and monitor your progress to achieve the best results. Understanding the difference between professional vs. DIY teeth whitening is crucial for safety and efficacy.

Over-the-Counter Products

Over-the-counter teeth whitening products typically contain only 0.1% hydrogen peroxide, a concentration too low to produce noticeable results. These products often require prolonged use and may not deliver the desired level of whitening. In contrast, professional treatments use higher concentrations that are both safe and more effective. Being aware of these limitations is a key piece of teeth whitening information, helping consumers make informed choices about their whitening options.


Teeth whitening is effective in lightening the existing color of your teeth but cannot eliminate deep stains embedded within the teeth. It is most effective on surface stains caused by food, drinks, and smoking. However, it may not work as well on intrinsic stains, which are located within the tooth structure. Understanding the teeth whitening benefits can help manage expectations and ensure satisfaction with the results. For deeper stains, alternative treatments such as veneers might be considered.

Preventive Measures

Reducing the consumption of food and drinks that stain teeth and quitting smoking are crucial steps to maintaining whiteness over time. These preventive measures help protect your teeth from new stains and prolong the effects of whitening treatments. Incorporating habits like drinking through a straw, brushing after meals, and using a whitening toothpaste can also help maintain your smile. These are practical teeth whitening tips and facts that contribute to long-term oral health and aesthetics.

Teeth Whitening Tips and Facts

1. Avoid Overseas Products

It is advisable not to purchase teeth whitening products from overseas, regardless of their low cost. The ingredients in such products are often not guaranteed, posing safety risks. Many of these products do not meet regulatory standards and may contain harmful substances. It is challenging to trust online companies, and their products may not meet regulatory and quality standards. Always consult your local dentist to ensure the safety of any teeth whitening product. This is important when preparing for teeth whitening, as using unregulated products can cause significant harm.

2. Consult Your Local Dental Team

Your dentist is the best source of information on teeth whitening. These professionals are licensed to perform the treatment and will consider your specific dental needs. For instance, a qualified dentist in Sacramento, CA, can treat you with 6% hydrogen peroxide, which is significantly stronger than any over-the-counter product. Consulting a cosmetic dentist ensures highly effective results tailored to your dental health. Knowing the safety of teeth whitening is essential, as professional oversight minimizes risks and maximizes outcomes.

3. Follow Legal Guidelines

Beauticians who offer teeth whitening services are violating the law since only qualified dentists or hygienists are permitted to provide such treatments. Opting for a licensed professional ensures adherence to strict industry guidelines and minimizes the risk of long-lasting damage to your teeth and gums. It is not worth compromising your health to save a few dollars. Ensuring that your treatment is conducted legally and safely is crucial for achieving the desired results without adverse effects.

Teeth Whitening: Myths and Facts

1. Myth: Teeth Whitening Damages Your Enamel

Fact: Professional teeth whitening, when performed correctly, does not damage the enamel. It is important to follow the guidance of a qualified professional to ensure safe and effective treatment. The bleaching agents used in professional whitening are designed to penetrate the enamel without harming it, providing a safe way to achieve a brighter smile.

2. Myth: Over-the-Counter Whitening Products Are as Effective as Professional Treatments

Fact: Over-the-counter products contain lower concentrations of active ingredients and are generally less effective than professional treatments. While they can provide some level of whitening, the results are often less dramatic and take longer to achieve. Professional treatments are tailored to individual needs and use higher-grade materials, ensuring better and quicker outcomes.

3. Myth: Teeth Whitening Results Are Permanent

Fact: The effects of teeth whitening are not permanent and can last up to three years with proper care and maintenance. Avoiding foods and drinks that stain and not smoking can help prolong the results. Regular touch-ups and good oral hygiene practices are essential for maintaining a bright smile. Understanding this aspect helps in setting realistic expectations and planning for ongoing maintenance.


What are some interesting facts about teeth whitening?

There are several interesting teeth whitening facts that many people might not be aware of.

The whiteness of your teeth can be influenced by numerous factors such as diet, habits, and genetics. Foods like berries, drinks like coffee and tea, smoking, and red wine can cause significant staining over time. Additionally, plaque buildup that isn’t regularly removed through brushing and flossing can harden into calculus, affecting your teeth’s appearance. Deep stains can result from the use of certain antibiotics during childhood or tiny cracks in the teeth that absorb stains. The natural color of your teeth is largely determined by genetics and can only be altered to a certain extent by whitening products.

Professional teeth whitening uses active ingredients like carbamide peroxide or hydrogen peroxide, which penetrate the enamel to lighten tooth color. The effects of professional whitening can last up to three years with proper care, although consuming staining foods and smoking can reduce this duration. Over-the-counter products often contain lower concentrations of bleaching agents and are generally less effective than professional treatments. Whitening should ideally be performed by a qualified cosmetic dentist to ensure safety and effectiveness.

Are there any benefits to teeth whitening?

Yes, teeth whitening offers several benefits beyond just aesthetic improvements. A brighter smile can boost your self-confidence and make you feel more comfortable in social and professional situations. It can also contribute to a more youthful appearance, as teeth naturally darken with age.

Furthermore, professional teeth whitening can effectively remove surface stains caused by food, drinks, and smoking, leading to a cleaner and healthier-looking smile. For those with intrinsic stains, while whitening may not completely eliminate them, it can still significantly improve the overall appearance of the teeth.

How long do teeth-whitening treatments last?

The longevity of teeth-whitening results depends on several factors, including the type of treatment and how well you maintain your teeth afterward. Professional teeth whitening can last up to three years if you avoid foods and drinks that stain teeth and maintain good oral hygiene. Regular dental cleanings and touch-up treatments can also help prolong the effects of whitening.

However, if you frequently consume staining substances or smoke, the whitening results may not last as long. Therefore, adopting preventive measures and maintaining a proper dental care routine are crucial for keeping your teeth white over time.

Is teeth whitening safe for your teeth?

When performed correctly, teeth whitening is generally safe for your teeth. Professional whitening treatments, conducted by licensed cosmetic dentists, use regulated products and techniques designed to minimize risks and ensure effective results. The bleaching agents used, such as carbamide peroxide or hydrogen peroxide, are safe when applied under professional supervision. These treatments penetrate the enamel without damaging it, providing a safe way to achieve a brighter smile.

However, over-the-counter products may contain lower concentrations of active ingredients and, if used improperly, could cause sensitivity or other dental issues. It’s essential to consult a qualified dentist to ensure the safety and effectiveness of any teeth whitening procedure. Avoiding unregulated products, especially those purchased from overseas, is also crucial to prevent potential harm.


For more detailed information about teeth whitening and the associated legal regulations, visit the “Teeth Whitening” page on the official website of Sacramento River Dental Group.

To achieve the best results and ensure the safety of your teeth whitening treatment, seeking professional oral care is essential. Our experienced team at Sacramento River Dental Group is here to help you achieve the bright, confident smile you desire. Contact us today to schedule a consultation and learn more about our professional teeth whitening services!

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Privacy Policy

Sacramento River Dental Group – Candidate Privacy Notice

Sacramento River Dental Group is committed to respecting your online privacy and recognizes your need for appropriate protection and management of any personally identifiable information (“Personal Information”) you share with us.

Sacramento River Dental Group is a “data controller”. This means that we are responsible for deciding how we hold and use personal information about you. This privacy notice makes you aware of how and why your personal data will be used, namely for the purposes of the Sacramento River Dental Group employment recruitment process, and how long it will usually be retained.

Data protection principles

We will comply with data protection law and principles, which means that your data will be:

  • Used lawfully, fairly, and in a transparent way.
  • Collected only for valid purposes that we have clearly explained to you and not used in any way that is incompatible with those purposes.
  • Relevant to the purposes we have told you about and limited only to those purposes.
  • Accurate and kept up to date.
  • Kept only as long as necessary for the purposes we have told you about.
  • Kept securely.

The kind of information we hold about you

In connection with your application for work with us, we will collect, store, and use the following categories of personal information about you:

  • The information you have provided to us in your curriculum vitae and cover letter.
  • The information you have provided on our application form, including name, title, address, telephone number, personal email address, employment history, and qualifications.
  • Any information you provide to us during an interview.

How is your personal information collected?

We collect personal information about candidates from the following sources:

  • You, the candidate.
  • Recruitment agencies and vendors we have agreed on terms in place with
  • Professional networking profile
  • Employees and others who refer you to us

How we will use information about you?

We will use the personal information we collect about you to:

  • Assess your skills, qualifications, and suitability for the role.
  • Carry out background and reference checks, where applicable.
  • Communicate with you about the recruitment process.
  • Keep records related to our hiring processes.
  • Comply with legal or regulatory requirements.
  • We also need to process your personal information to decide whether to enter into a contract of employment with you.

Having received your CV, cover letter, and/or your application form, we will then process that information to decide whether you meet the basic requirements to be screened by our in-house recruitment team for the role. If you do, we will decide whether your application is strong enough to invite you for an interview, be it by telephone, in person, or by other electronic means. If we decide to engage you for an interview, we will use the information you provide to us at the interview to decide whether to offer you the role. If we decide to offer you the role, we will then take up references before confirming your appointment.

If you fail to provide personal information

If you fail to provide information when requested, which is necessary for us to consider your application (such as evidence of qualifications or work history), we will not be able to process your application successfully and we will not be able to take your application further.

Automated decision-making

You will not be subject to decisions that will have a significant impact on you based solely on automated decision-making.

Data sharing With third parties

  • We will only share your personal information with the following third parties for the purposes of processing your application; this may involve sharing your information with other companies within our own group if we consider they may have other relevant vacancies and only if you consent to such sharing
  • All our third-party service providers and other entities in the group are required to take appropriate security measures to protect your personal information in line with our policies. We do not allow our third-party service providers to use your personal data for their own purposes. We only permit them to process your personal data for specified purposes and in accordance with our instructions.

Data security

We have put in place appropriate security measures to prevent your personal information from being accidentally lost, used, or accessed in an unauthorized way, altered, or disclosed. In addition, we limit access to your personal information to those employees, agents, contractors, and other third parties who have a business need-to-know. They will only process your personal information on our instructions and they are subject to a duty of confidentiality.

We have put in place procedures to deal with any suspected data security breach and will notify you and any applicable regulator of a suspected breach where we are legally required to do so.

Data retention (how long will you use my information for)

  • We will retain your personal information for a period of 2 years after we have communicated to you our decision about whether to appoint you to the role. We will retain your personal information so that we can make you aware of any suitable alternative roles that arise during this period.
  • We further retain your personal information for that period so that we can show, in the event of a legal claim, that we have not discriminated against candidates on prohibited grounds and that we have conducted the recruitment exercise in a fair and transparent way. After this period, we will securely destroy your personal information in accordance with applicable laws and regulations.
  • If you would prefer that we did not retain your personal information, you can notify us at any time and we will delete your personal information.

Rights of access, correction, erasure, and restriction

Under certain circumstances, by law, you have the right to:

  • Request access to your personal information (commonly known as a “data subject access request”). This enables you to receive a copy of the personal information we hold about you and to check that we are lawfully processing it.
  • Request correction of the personal information that we hold about you. This enables you to have any incomplete or inaccurate information we hold about you corrected.
  • Request erasure of your personal information. This enables you to ask us to delete or remove personal information where there is no good reason for us to continue to process it. You also have the right to ask us to delete or remove your personal information where you have exercised your right to object to processing (see below).
  • Object to processing of your personal information where we are relying on a legitimate interest (or those of a third party) and there is something about your particular situation which makes you want to object to processing on this ground. You also have the right to object to where we are processing your personal information for direct marketing purposes.
  • Request the restriction of processing of your personal information. This enables you to ask us to suspend the processing of personal information about you, for example, if you want us to establish its accuracy or the reason for processing it.

Right to withdraw consent

When you applied for this role, you provided consent to us processing your personal information for the purposes of the recruitment exercise. You have the right to withdraw your consent for processing for that purpose at any time.

To withdraw your consent, please contact the Recruitment Manager. Once we have received notification that you have withdrawn your consent, we will no longer process your application, and, subject to our policies, we will dispose of your personal data securely.

Data protection officer

We have appointed a data protection officer (DPO) to oversee compliance with this privacy notice. If you have any questions about this privacy notice or how we handle your personal information, please contact the DPO by email, at