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How to Create Naturally Beautiful, Smiling Eyes with Under-Eye Contour Design

Inique Plastic Surgery · 아이니크 성형외과 공식블로그 · June 22, 2026

When you see someone with a beautiful smile, you generally feel that they look gentle and bright. ​ The feature that plays a major role in creating this impression is the fullness...

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This page is an English translation of a Korean Naver Blog archive entry. For exact wording and source context, verify against the Korean archive original and the original Naver post.

Clinic: Inique Plastic Surgery

Original post date: June 22, 2026

Translated at: August 17, 2026 at 12:41 PM

Medical note: This translation does not guarantee medical accuracy or suitability for treatment decisions.

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When you see someone with a beautiful smile,

you generally feel that they look gentle and bright.

The feature that plays a major role in creating this impression

is the fullness beneath the eyes.

That is why many people think,

“Then wouldn’t it be enough

to simply make the under-eye area fuller?”

However, under-eye contour cannot be completed in a natural and beautiful shape simply by adding volume beneath the eyes.

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What matters is the balance of the entire eye area.

Several elements must harmonize, including the height and thickness of the eyelid crease, the elasticity of the skin beneath the eyes,

and the movement of the orbicularis oculi muscle when you smile.

Only then can lively, bright-looking smiling eyes be created.

In particular, the volume should naturally become more defined when you smile

and connect seamlessly without looking awkward when your expression relaxes.

This can create a more youthful and endearing impression.

Ultimately, with under-eye contour, how naturally it harmonizes with the entire face

is more important than its “size.”

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It is easy to think that the fullness beneath the eyes is similar to under-eye fat,

but in fact, they are entirely different structures.

Under-eye fat refers to fat tissue located beneath the eyes in a fixed position.

When it protrudes excessively, it can make you look tired or older.

By contrast, the fullness beneath the eyes is created by the movement of the muscle around the eyes that naturally appears when you smile—namely, the orbicularis oculi muscle.

In simple terms, it is not fixed “flesh” that remains still,

but rather the “volume of a muscle” that appears and moves according to your expression.

Therefore, for the under-eye contour to look natural and beautiful,

it is important to consider not only adding volume,

but also the muscle movement when smiling

and the flow of the eye shape.

Understanding this difference is key to creating a natural smile around the eyes.

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For this reason, the key to this area is not simply filling it with something,

but designing the under-eye contour so that it naturally moves in coordination with the person’s facial expressions.

If this is not taken into consideration,

the area beneath the eyes may look excessively swollen,

and it may appear unnatural or awkward when smiling.

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The second important element of under-eye contour design is its connection with the eye line.

The length and curvature of the under-eye fullness should flow naturally from the shape of the eyes.

The curve should gradually become thinner toward the outer corners of the eyes and fade naturally,

so that the eyes continue to look attractive when you smile.

On the other hand, making the thickness and length uniform

can make you look tired or, in severe cases,

create an awkward, doll-like impression.

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In conclusion, when creating under-eye contour,

the most important consideration is not simply adding volume,

but precisely designing the proportions and placement to suit each person’s eye shape.

The height and thickness of the under-eye fullness, as well as its starting and ending points,

must connect naturally with the overall eye line

to create a brighter and more lively impression when smiling.

In addition, when forming the under-eye contour,

it is very important to clearly define the boundary so that it does not blend with the existing under-eye fat.

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If these two areas blend together,

not only can the distinct and three-dimensional appearance of the under-eye contour disappear,

but the entire under-eye area may look swollen,

or unnecessary shadows may form, creating a dark and tired impression similar to dark circles.

Ultimately, natural and beautiful under-eye contour

is completed not by “how much is added,”

but through precise design that harmonizes with the entire face

and delicate definition of the boundaries.

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Therefore, during the design process before surgery,

it is important to accurately assess the placement, curvature, and length.

Even when using fat or fillers,

the amount should be carefully controlled and kept to a minimum while considering muscle movement.

When these factors are carefully considered,

you can expect naturally bright-looking smiles around the eyes each time you smile.

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Today, together with Ainique,

we introduced design approaches for creating bright and radiant-looking smiles around the eyes.

For a natural and bright impression,

it is important to find a design that suits your own expressions.

If you would like a detailed consultation,

please click the link to the Ainique channel.

Thank you.

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