Is Teeth Whitening Safe?

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Teeth whitening has become increasingly popular in the realm of cosmetic dentistry, and it’s no surprise why. This procedure offers a quick and minimally invasive route to enhancing your smile, often yielding noticeable results within just a few hours.

When administered correctly, teeth whitening proves to be safe and effective. It can deliversatisfactory outcomes. However, today, the market is flooded with a range of teeth-whitening products.

It’s imperative to exercise caution when selecting the treatment best suited to your individual requirements. In Australia, certain forms of teeth whitening treatments are deemed unlawful unless performed by a licensed dental professional. Therefore, it’s crucial to be aware of such regulations and seek professional guidance accordingly.

As time passes, our smiles tend to lose their lustre and appear dull. Factors like consumption of certain foods and beverages, along with smoking, contribute to discolouration. It dims the radiance of our once bright smiles.

In response to this common concern, various at-home teeth whitening products like strips and gels have emerged as popular solutions. However, the question remains: Are these options truly safe for brightening your smile, or should you consider professional whitening treatments conducted in the office?

New Smiles Dental provides insights into the mechanics of teeth whitening and assesses whether the benefits outweigh the risks.

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How Does Your Teeth Whitening Procedure Work?

Teeth whitening involves various methods. It provides different options for a brighter smile.

At-home whitening options includes the products that are readily available over the counter, individuals. It commonly utilises products such as adhesive strips or gel-filled trays. These products lighten your teeth and eliminate stains. Application involves placing the strips or trays on the teeth for the specified duration as written in the instructions.

The primary active ingredient in most at-home whitening products is either hydrogen peroxide or carbamide peroxide. This compound breaks down into hydrogen peroxide.

Hydrogen peroxide acts as a natural bleaching agent. It targets and disintegrates the molecules responsible for discolouration caused by factors like coffee, tea, red wine, and smoking. Carbamide peroxide functions in the similar way.

It releases approximately 50% of its whitening potential within the initial hours of application and remains active for an extended period thereafter. Both hydrogen peroxide and carbamide peroxide produce comparable effects.

Consistency is key when using at-home whitening products. It often requires daily application over a week to achieve desired results.

Alternatively, you may opt for professional teeth whitening conducted by a dentist. Your dentist may employ a stronger concentration of hydrogen peroxide or carbamide peroxide.

Generally, in-office treatments give longer-lasting outcomes within a shorter timeframe. You may require only one session or a few visits to achieve the desired level of brightness.

What are the Various Teeth Whitening Options?

There are several teeth whitening options available, catering to different preferences and requirements:

Over-the-Counter Whitening Products

These include whitening toothpaste, strips, gels, and mouth rinses. They are readily accessible at pharmacies and stores without requiring a prescription.

At-Home Whitening Kits

These kits typically contain custom-fit trays and whitening gel. Users fill the trays with gel and wear them for a specified duration, usually once or twice a day for a week or two.

Professional Take-Home Kits

Provided by dentists, these kits consist of custom-made trays and professional-grade whitening gel. While similar to over-the-counter options, the concentration of the whitening agent is often higher, providing faster and more effective results.

In-Office Professional Whitening

This method is conducted by dental professionals. It involves applying a high-concentration whitening gel directly to the teeth and activating it with a special light or laser. It offers the quickest and most dramatic results. You generally require a single appointment to achieve it.

Whitening Toothpaste

These toothpaste formulations contain mild abrasives or chemical agents that help remove surface stains and prevent further discolouration. While they can provide modest whitening effects, they are generally less potent than other whitening methods.

Natural Remedies

Baking soda, activated charcoal, or hydrogen peroxide solutions are used for teeth whitening. However, the safety of these methods varies. They may not provide significant whitening results.

When considering teeth whitening options, it’s essential to consult your dentist to determine the suitable option based on your needs, oral health status, and desired outcomes.

Is Dental Whitening Worth It?

While teeth whitening can be a safe means to achieve a brightsmile, it’s crucial to conduct thorough research and seek professional advice beforehand.

Studies suggest that hydrogen peroxide-based whitening products may potentially harm proteins within the dentin layer of teeth. It’s the hard tissue beneath the surface enamel. Additionally, some research indicates that whitening products might roughen or soften the surface of teeth.

However, it’s essential to consider that these findings are primarily derived from laboratory studies and not from observations of living teeth. Therefore, any observed changes may be temporary and could potentially revert once the individual discontinues the use of bleaching products.

When using teeth whitening, it’s crucial to consider the type of product being used and how it interacts with the mouth. Proper application is paramount to prevent exposure of hydrogen peroxide or carbamide peroxide to the gums. It could cause sensitivity and irritation.

While the effectiveness of teeth whitening is evident, it’s vital to weigh the potential risks and benefits. You can take professional guidanceand make an informed decision based on your circumstances.

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What are the Benefits of Teeth Whitening?

Enhanced Appearance: 

One of the primary reasons people undergo teeth whitening is to improve the appearance of their smile. Bright teeth can make you look younger, healthier, and more attractive.

Boosted Confidence

A brighter smile can significantly boost self-esteem and confidence. Feeling good about your smile can positively affect various aspects of your life.

Improved Oral Hygiene Habits

Many individuals who undergo teeth whitening become more conscious of their oral hygiene habits. This often leads to better brushing, flossing, and regular dental check-ups, promoting overall oral health.

Removal of Stains

Teeth whitening removes surface stains caused by different factors such as coffee, tea, red wine, tobacco, and aging. This can restore the natural colour of the teeth and eliminate the unsightly discolouration.

Quick and Convenient

Depending on the chosen method, noticeable results can be achieved in as little as a single dental appointment or a few weeks of at-home treatment.


Dental whitening is non-invasive and does not require altering the natural structure of the teeth. This makes it a popular choice for seeking cosmetic enhancements without extensive dental work.


Teeth whitening is often more affordable than other cosmetic dental procedures. It is accessible to those seeking to improve their smile without breaking the bank.

Teeth whitening can transform an individual’s appearance and confidence. However, it’s important to consult with a dentist to determine the most suitable whitening method.

How Does Your Teeth Whitening Procedure Work?

Before starting any teeth whitening procedure, consult with a dentist to ensure your oral health condition. Your dentist will give a personalised recommendations based on your dental history and needs.

Select a whitening method that suits your preferences, lifestyle, and budget. Options include over-the-counter whitening products, at-home whitening kits, and professional in-office treatments.

Whether using over-the-counter products or professional treatments, carefully read and follow the instructions provided by the manufacturer or dental professional. Pay attention to recommended usage frequency, duration, and application techniques.

When using whitening trays or strips, be cautious to prevent the whitening gel from coming into contact with your gums. It may cause sensitivity or irritation. If necessary, use a barrier like petroleum jelly to shield the gums.

Consistency is key to achieving optimal whitening results. Follow the recommended treatment schedule diligently, whether it involves daily applications or periodic visits to the dentist.

Brush and floss your teeth regularly to remove surface stains and plaque buildup. Maintaining good oral hygiene habits can help prolong the results of teeth whitening treatments and prevent new stains from forming.

Visit your dentist regularly for routine check-ups and cleanings. Your dentist can monitor the condition of your teeth and provide professional cleaning. It will help to remove surface stains and maintain oral health.

By following these tips and practising proper oral hygiene, you can whiten your teeth safely, achieving a brighter and more confident smile.

Final Thought

Whitening your teeth is generally considered safe when you adhere to methods approved by dentists. It’s important to choose a whitening method that aligns with your needs and always follow the product’s instructions carefully. If you encounter any side effects, such as sensitivity or irritation, be sure to consult your dentist promptly.

Whitening Your Teeth at New Smiles Dental

Experience the convenience of whitening your teeth from the comfort of your own home with the specialised take-home whitening kit offered by New Smiles Dental.

Utilising custom-fitted retainers and a specially formulated whitening gel, you can confidently achieve effective and safe whitening results.

Our bleaching trays are meticulously designed to securely hold the whitening agent against the tooth surfaces. It minimises the risk of gel displacement onto the gums and potential irritation.

To address any sensitivity concerns, we provide sensitive toothpaste for use before and during the whitening process, ensuring your comfort throughout.

Additionally, our take-home whitening kit simplifies the process of maintaining your bright smile. When it’s time for a touch-up, simply purchase the whitening gel, readily available from our practice.

Experience the benefits of a safe and evidence-based cosmetic whitening treatment at New Smiles Dental. Contact us to schedule a tooth whitening session.

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