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1 / 5Professional teeth whitening at Lienjang Dental Clinic is an in-clinic cosmetic dental treatment designed to lighten the colour of suitable natural teeth.
The treatment uses a professional whitening agent to break down coloured compounds within the tooth structure. It may improve yellowing and selected discolouration associated with ageing, coffee, tea, red wine, tobacco and everyday foods.
The result depends on the original tooth shade, the cause of the discolouration and the condition of the teeth and gums. Whitening cannot guarantee a specific shade, permanent whiteness or an identical result for every patient.
Lienjang Dental Clinic currently offers customised whitening plans and a selected one-day whitening pathway in Gangnam. A dental examination is still needed to confirm suitability and determine whether professional cleaning, cavity treatment or gum care should be completed first.
Fornur helps international visitors explore dental treatments in Korea and request consultations with available clinic partners.
The consultation enquiry is free. The dental examination, cleaning, whitening treatment and any additional care are charged separately.
Teeth whitening at Lienjang Dental Clinic uses a professional bleaching agent, such as hydrogen peroxide, to lighten suitable natural teeth.
The clinic currently provides in-office whitening and also publishes dentist-guided home options. This listing focuses on the professional in-clinic treatment.
Selected patients may complete an in-clinic whitening session during one appointment. One-day treatment refers to the appointment format, not a guaranteed number of shades or a permanent result.
Whitening does not alter the shape or position of the teeth. It also does not lighten porcelain veneers, ceramic crowns, tooth-coloured fillings, dentures or implant crowns.
Professional whitening may help teeth that have become more yellow or darker because of ageing, dietary staining or tobacco use.
Coffee, tea, red wine and strongly pigmented foods can contribute to visible discolouration. Whitening may reduce some of this staining, but individual responses differ.
Grey, brown, medication-related or trauma-related discolouration may respond less predictably. A single dark tooth can also require a different diagnosis and treatment approach from general whitening across several teeth.
The dentist should identify the likely cause of the colour change before recommending treatment.
Treatment | Main purpose | Important limitation |
Dental scaling and cleaning | Removes plaque, calculus and selected surface stains | Does not bleach the natural tooth structure |
Professional whitening | Lightens suitable natural teeth through a bleaching process | Does not change tooth shape or restoration colour |
Porcelain veneers | Covers the visible front surfaces of selected teeth | Usually requires permanent tooth preparation |
Ceramic crowns | Covers more of a structurally compromised tooth | Requires greater preparation than whitening |
Smile makeover | Coordinates several cosmetic or restorative procedures | Treatment scope depends on the full dental assessment |
Patients with plaque, hardened calculus or gum inflammation may first need dental scaling at Lienjang Dental Clinic.
Where the concern involves tooth shape, resistant discolouration or several cosmetic issues, patients can compare porcelain veneers at Lienjang Dental Clinic or a smile makeover at Lienjang Dental Clinic.
Professional whitening may be considered by adults with healthy natural teeth and gums who want to reduce visible yellowing or discolouration.
The dentist should first assess existing sensitivity, enamel condition, cavities, gum health and dental restorations.
Treatment may need to be postponed or modified where there is untreated decay, active gum disease, exposed root surfaces, cracked teeth, damaged enamel or significant sensitivity.
Patients should also disclose pregnancy, breastfeeding, medical conditions, medicines and previous adverse reactions to whitening products. The clinic should confirm age and treatment eligibility before the procedure.
Whitening suitability cannot be confirmed from photographs alone.
Whitening products act on natural tooth structure. They do not lighten the colour of porcelain, ceramic, composite or implant restorations.
Existing crowns, veneers and fillings may therefore appear darker after the surrounding natural teeth have been whitened.
Patients planning ceramic crowns at Lienjang Dental Clinic should discuss the treatment sequence before the final restoration shade is selected.
Whitening also cannot repair cavities, close gaps, straighten crowded teeth, rebuild chipped edges or alter the underlying shape of a tooth.
The dentist examines the teeth and gums and reviews existing fillings, crowns, veneers or implant restorations.
The current shade and pattern of discolouration may be recorded through photographs or a shade guide.
Any decay, gum inflammation or another oral-health concern may need to be treated before whitening begins.
The tooth surfaces may be cleaned where plaque or external deposits could interfere with treatment.
A protective barrier is placed around the gums and other soft tissues before the whitening agent is applied.
Lienjang’s current published one-day workflow includes an oral assessment, intraoral photographs, tooth cleaning and a protective gum barrier.
The whitening gel is applied to the selected natural tooth surfaces for a controlled period.
Lienjang currently describes using hydrogen-peroxide-based whitening and specialised light technology in its one-day workflow.
The page should not claim that light activation guarantees greater whitening. The exact product, peroxide concentration, number of applications and role of the light should be confirmed in the patient’s treatment plan.
The shade may be compared with the initial records after treatment.
The tooth colour can continue settling after the appointment, so the immediate appearance should not automatically be treated as the final result.
The dental team should explain temporary sensitivity, oral care and any short-term dietary advice.
Lienjang Dental Clinic currently promotes a selected one-day teeth-whitening treatment in Gangnam.
The published workflow is designed to complete the examination, preparation and in-office whitening during one visit for suitable patients.
A visible change may occur after one session, but the degree of improvement varies. Some patients may require another in-office appointment or a dentist-guided home-whitening plan.
One-day whitening does not guarantee perfectly white teeth, a fixed number of shade changes or a permanent result.
Patients should ask how long the complete visit is expected to take and whether additional treatment is likely before arranging other appointments or travel.
Professional whitening does not involve surgery, but temporary sensitivity can occur.
Patients may notice brief discomfort when consuming cold, hot or sweet food and drinks. Gum irritation can also occur if the whitening agent contacts the soft tissues.
Sensitivity can be affected by the peroxide concentration, contact time, existing restorations and the patient’s underlying dental condition.
The dentist may modify the whitening protocol when there is a history of sensitive teeth.
Contact the clinic if sensitivity is severe, continues longer than expected or is accompanied by persistent gum irritation or spontaneous tooth pain.
Excessive or repeated whitening should be avoided because overuse can increase sensitivity and irritation.
Most patients can return to routine activities after professional teeth whitening.
The clinic may advise temporarily limiting coffee, tea, red wine, tobacco and strongly coloured foods while the tooth shade settles. Follow the dentist’s individual guidance rather than relying on one universal restriction period.
Brush gently with fluoride toothpaste and continue cleaning between the teeth.
Whitening results can gradually fade because of ageing, dietary habits, smoking and new staining.
Touch-up treatment may be considered later, but it should be planned with a dentist rather than repeated excessively.
Teeth whitening is not permanent.
The duration of the visible change depends on the original tooth shade, whitening method, oral hygiene, smoking and exposure to staining food and drinks.
Some patients retain a lighter appearance for an extended period, while others notice earlier colour change.
The page should not promise a fixed duration. The dentist should explain when a review or touch-up may be considered and how repeated whitening could affect sensitivity.
Professional whitening may produce a cleaner and brighter appearance while retaining the natural shape of the teeth.
Yellow tones often respond differently from grey, brown, trauma-related or medication-related discolouration.
Individual teeth may also lighten at different rates.
The treatment cannot guarantee perfectly white teeth, identical colour across every tooth, permanent results or complete removal of every type of discolouration.
It will not whiten crowns, veneers, fillings, dentures or implant restorations.
Patients seeking changes to colour, shape, spacing and alignment together may be better served by a coordinated smile makeover at Lienjang Dental Clinic.
The consultation enquiry submitted through Fornur is free. Professional whitening treatment is not free.
The final price can depend on whether treatment is completed in the clinic or through a dentist-guided home system, the number of sessions and whether cleaning or other dental care is needed first.
Request an itemised quotation confirming:
Cost component | What should be confirmed |
Dental consultation | Whether the preliminary enquiry or clinical appointment is free |
Oral examination | Included or charged separately |
Dental cleaning | Whether scaling or polishing is required first |
Whitening method | In-office, dentist-guided home treatment or a combined plan |
Whitening product | Product name and active ingredient |
Number of applications | Included within one appointment |
Additional sessions | Price of further clinic appointments |
Home trays and gel | Included or separately charged |
Sensitivity care | Included products or additional fees |
Follow-up | Whether a shade review is included |
Tax | Included or additional |
Do not state that the oral examination, cleaning or whitening treatment is included in the free enquiry unless this is confirmed in writing.
The free consultation allows you to share your whitening goals, previous dental work, sensitivity and preferred appointment dates with Lienjang Dental Clinic through Fornur.
A direct dental examination may still be required before the clinic can confirm whether whitening is appropriate.
The examination, cleaning, photographs, whitening treatment, take-home products and follow-up may have separate charges.
The free consultation should not be described as free whitening or a free clinical dental examination.
Clinic: Lienjang Dental Clinic
Location: Gangnam, Seoul
Address: 13F, 343 Gangnam Tower, 403 Gangnam-daero, Seocho-gu, Seoul
Telephone: 02-6258-2875
Consultation: Free consultation enquiry through Fornur
International Patients: Foreigners welcome
Language Support: English-language dental support is currently promoted
Monday and Friday: 10:00 AM to 9:00 PM
Tuesday to Thursday: 10:00 AM to 7:00 PM
Saturday: 10:00 AM to 4:00 PM
Lunch break: 1:00 PM to 2:00 PM
Sunday and public holidays: Closed
Opening hours, dentist availability and English-language support should be reconfirmed for the requested appointment.
Professional in-clinic whitening may fit within a shorter visit to Seoul, but an examination is still required.
Before requesting treatment, share details of previous whitening, sensitive teeth, cavities, gum disease and existing veneers, crowns, fillings or implants.
Confirm the expected appointment length, whether cleaning is needed first and whether a follow-up visit is recommended.
Patients planning veneers or crowns during the same trip should ask whether whitening should be completed before the final restoration shade is selected.
Fornur facilitates the consultation enquiry. It does not diagnose dental conditions, select whitening products or perform treatment.
Visitors can also explore the wider Beauty & Medical services in Korea.
Share your current tooth colour concerns, previous whitening, dental sensitivity, existing restorations, preferred appointment dates and available time in Seoul.
Fornur can help you request a free consultation and itemised quotation for teeth whitening at Lienjang Dental Clinic.
The dental team will confirm suitability, the whitening method, expected number of sessions, possible sensitivity, aftercare and complete price.
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