How to whiten teeth

Nov 13, 2024 Source: Cainiu Health

Dr. Liu Chao

Introduction

In general, teeth can be whitened through regular brushing, dietary adjustments, cold light whitening, dental veneers, and laser whitening. It is recommended to perform these procedures under the guidance of a qualified dentist to ensure safety and proper standards. Maintaining good oral hygiene in daily life, including brushing teeth daily and using dental floss and mouthwash to remove food debris, helps promote overall oral health.

1. Regular Brushing

Brush your teeth twice daily (morning and night) with fluoride toothpaste, which helps remove surface stains and pigmentation, thereby improving the appearance of teeth.

2. Dietary Considerations

Limit consumption of dark-colored foods and beverages such as coffee, tea, red wine, and soy sauce, which may stain teeth. This helps maintain whiteness and cleanliness of the teeth.

3. Cold Light Whitening

Cold light whitening involves applying a bleaching agent to the tooth surface and using cold light irradiation to help the agent penetrate into the teeth and break down pigments, thus improving tooth appearance. The typical reference cost is 2,000–4,000 RMB per session. Noticeable improvement usually appears within 1–2 days, although side effects such as tooth sensitivity or soreness may occur.

4. Dental Veneers

Dental veneers involve bonding a thin layer of material, close in color to natural teeth, onto the tooth surface to cover the original tooth color and achieve a whitening effect. The typical reference cost is 500–5,000 RMB per tooth. Improvement is generally visible within 1–2 weeks, but possible adverse reactions include gum redness, swelling, or bleeding.

5. Laser Whitening

Laser whitening uses laser energy to break down pigment particles and accelerate pigment metabolism, resulting in brighter tooth color. The typical reference cost is 1,500–4,000 RMB per session. Noticeable results usually appear within 2–3 days, though side effects such as gum injury or pain may occur.

Maintaining good oral hygiene is important in daily life—brush teeth every day and use dental floss and mouthwash to remove food debris, which helps support overall oral health.

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Can loose teeth at age 32 be restored?

In general, whether loose teeth at age 32 can recover depends on the degree of looseness and the underlying cause. If the looseness is mild and caused by reversible factors such as early periodontitis or occlusal trauma, recovery is possible with timely intervention. However, if the tooth is severely loose due to root fracture or severe alveolar bone loss, recovery is usually difficult. Proper daily oral care is essential to prevent and improve tooth mobility.

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How long will it take for the swollen tissue at the back of the tooth to heal on its own?

In general, whether swelling of the gum tissue at the back of the tooth can heal on its own, and how long it takes to heal, depends on the cause and severity of the swelling. Swelling caused by mild irritation may resolve spontaneously within 1–2 weeks, while more severe inflammation or underlying dental problems often do not heal without treatment. Daily oral hygiene is important: rinse the mouth after meals, brush teeth thoroughly in the morning and evening, and reduce the buildup of food debris.

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Is it possible to correct teeth alignment without extracting teeth?

Orthodontic treatment without tooth extraction is possible, but it depends on the degree of dental crowding, jawbone space, and occlusion. Not all orthodontic cases require extractions. It is recommended to first visit a reputable dental clinic for an oral scan and cephalometric X-ray. An orthodontist will evaluate your teeth and jaw condition and develop a personalized treatment plan with the principle of "avoiding extractions whenever possible," ensuring effective results while minimizing dental damage.

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Can orthodontic treatment correct only the upper teeth?

In rare cases, orthodontic treatment may involve correcting only the upper teeth, but this requires meeting strict criteria. In most situations, it is still recommended to correct both upper and lower teeth simultaneously. Whether to treat only the upper teeth should not be decided independently; a comprehensive examination at a reputable dental clinic is necessary. An orthodontist will develop a personalized treatment plan based on tooth alignment and occlusion. Arbitrarily correcting only one jaw may compromise treatment outcomes and even lead to new oral health problems.