Clinical Cases

Teeth Whitening: If You Hesitate to Smile Openly

Many people find themselves covering their mouths when speaking or holding back a full smile

Teeth Whitening: If You Hesitate to Smile Openly

Gwangjin-gu Teeth Whitening – Struggling to Smile Freely?

Many people find themselves covering their mouths when speaking

or holding back a full smile

because of yellowed teeth.

Even a single change in tooth color

can affect a first impression

and one's sense of confidence.

Recently, more and more people

have been considering teeth whitening

to brighten teeth that have become discolored.

Today, we'd like to share treatment cases

from Seoul Hunhunhan Dental Clinic

in which whitening treatment helped patients

regain a brighter smile. ✨

Case 1

The first patient visited our clinic

because the overall color of their teeth

appeared yellow,

which had been a source of aesthetic concern,

and they wished to have it addressed.

After a thorough consultation,

we proceeded with professional whitening treatment.

** What is Professional Whitening?

The tooth surface is smoothed,

then a whitening agent containing hydrogen peroxide

is applied and activated with a special light.

Through the chemical action of hydrogen peroxide,

the treatment works to restore

or brighten the natural color of the teeth.

Before beginning the whitening treatment,

we used a shade guide

to objectively assess the current tooth color.

The shade before whitening was A3,

and after treatment,

the teeth were brightened

to a shade slightly lighter than A1.

As a general reference,

a lower number indicates a brighter shade. ^^

The patient was pleased

that the yellowing they had long been concerned about

had been improved.

Case 2

The second patient also came to our clinic

due to concerns about yellowed teeth.

The shade guide confirmed a starting shade of A2,

and through whitening treatment,

the shade was improved to A1.

The patient smiled brightly,

saying they would no longer need

to cover their mouth when smiling—

an expression of joy that stayed with us.

Case 3

The third patient also visited

Seoul Hunhunhan Dental Clinic

due to concerns about yellowed teeth.

Starting from shade A2,

the teeth were brightened to shade B1.

The patient expressed gratitude,

saying they had finally decided to visit after much deliberation

and were very satisfied with the result.

These are the Gwangjin-gu teeth whitening cases

through which we were able to address our patients' concerns

and help them feel more at ease.

Patients were happy to see

their teeth noticeably brightened,

and we were glad

to help them smile with more confidence.


When whitening significantly discolored teeth,

more sessions may be needed,

and the number of sessions varies

depending on each patient's oral condition.

We provide guidance through

sufficient pre-treatment consultation.

Additionally, at Seoul Hunhunhan Dental Clinic,

when performing Gwangjin-gu teeth whitening,

we do not simply adjust brightness alone—

we carefully consider factors such as

the tooth's value and chroma

to carry out treatment with attention to a natural-looking result. ^^

If the shade of your teeth makes you self-conscious when smiling or speaking, please visit Seoul Hunhunhan Dental Clinic and we will work with you toward a brighter smile.

** Some people purchase at-home whitening kits online

and attempt whitening on their own.

This can potentially cause injury

to the soft tissues in the mouth

and may result in uneven whitening.

Improper use may also cause tooth sensitivity,

so we recommend visiting a dental clinic

and consulting with a professional

before proceeding with whitening treatment.


* All case photos are published with the patient's consent in accordance with Articles 23 and 56 of the Medical Service Act.

* All treatment photos are of patients treated at our clinic.

* All treatment photos are of the same individual and were taken under the same conditions.

* Side effects may occur after procedures or surgery depending on individual differences; please consult sufficiently with your dental professional.


Seoul Hunhunhan Dental Clinic 4F, 361 Achasan-ro, Gwangjin-gu, Seoul Check in to this blog Other posts about this location

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