The forehead is an important part of the face that greatly influences the first impression.

 

If it’s flat or sunken, the face can appear expressionless or give off an aged look.

 

In such cases, filler injections can restore volume and create a natural, three-dimensional contour.

 

However, what truly matters is not simply “injecting,” but which product is used, at what depth, and in what amount — these factors determine the final outcome.

 

This article explains the effects of forehead fillers, precautions during the procedure, and key points for identifying a skilled clinic.

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① What are the before-and-after effects of forehead fillers?

 

The main goals are to add dimension and soften the overall impression.

 

By restoring volume to a sunken forehead, the expression becomes younger and more vibrant.

 

In addition, as wrinkles are smoothed, light reflection becomes more even, making the entire face appear brighter and more refined.

※The photos shown are before-and-after images of actual treatments performed at our clinic, used with the patient’s permission.

All medical procedures carry potential risks such as burns, pigmentation, bruising, swelling, or inflammation.

In most cases, hyaluronic acid (HA) is used for the procedure.

 

Since hyaluronic acid is a substance naturally present in the skin, it blends in smoothly and can be dissolved if necessary.

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② What makes a “skilled clinic” different?

The forehead is not an area where you can simply “spread the filler widely.”

 

Each person’s curve shape, skull projection, and skin thickness differ, so precise design is essential.

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Anatomical understanding and design sense

 

The forehead contains many blood vessels.

If the practitioner misjudges the layer (subcutaneous, fascial, or periosteal), it may cause bruising, asymmetry, or unnatural bulging.

 

Therefore, not only injection technique but also a deep understanding of facial anatomy is crucial.

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When the director performs everything from consultation to injection

 

Since desired design and anatomical features vary by patient,
the ideal clinic is one where the doctor (preferably the director) directly handles consultation, diagnosis, and treatment throughout the entire process.

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③ The choice of product also matters

 

What’s more important than the brand name is its rheological property (G’, G’’).

G’ (Elasticity) = Firmness / Shape retention
G’’ (Viscosity) = Smoothness / Spreadability

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Firm fillers – Excellent for maintaining shape; suitable for forehead and chin structural enhancement.

Soft fillers – Blend naturally with tissue; ideal for areas such as under the eyes or lips, where a natural finish is desired.

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Examples:

• Juvederm Voluma: Firmer, suitable for the forehead and chin tip

• Restylane Volbella: Softer, ideal for enhancing gentle curves

 

During the procedure, the practitioner combines fillers of different firmness levels according to face shape, skin thickness, and desired volume.

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Example of actual results

※The photos shown are before-and-after images of actual treatments performed at our clinic, used with the patient’s permission.

All procedures may involve potential side effects such as burns, pigmentation, bruising, swelling, or inflammation.

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Wrinkle-prone type:
Relaxing wrinkles adds firmness and creates a softer impression.

 

Flat forehead:
Adding volume gives a more three-dimensional appearance to the whole face.

 

Male forehead:
By keeping the natural contour while softening wrinkles, it achieves a neat and youthful look.

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This way, adjusting the design according to gender and face shape is the key to achieving a natural result.

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Side Effects & Aftercare

Immediately after treatment, swelling, bruising, or a temporary feeling of lumps may occur.

 

In most cases, these symptoms subside naturally within 1–2 weeks, but since pressure can cause filler migration, it’s best to avoid face-down positions or massages during this period.

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Tips for prolonging the effect

• Avoid pressure and friction for 1–2 weeks after treatment

• Minimize excessive facial muscle movement

• Refrain from drinking or smoking to reduce inflammation

• Schedule touch-up consultations every 6–12 months

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How to interpret reviews of “clinics good at forehead fillers”

Filler treatment is not merely about adding volume — it’s a procedure that designs the overall harmony and balance of the face.

 

In addition to technical skill, aesthetic sense for three-dimensional balance and delicate design ability greatly influence the result.

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Key Points to Check in Reviews

• Does the doctor (preferably the director) handle both the consultation and the injection personally?

• Are before-and-after photos shown from multiple angles and at different time points (immediately / 1–2 weeks later)?

• Are the product names and injection depths clearly explained (showing concern for safety)?

• Does the result maintain a natural curvature of the forehead, rather than an overly flat or uniform look?

• Are possible complications and correction options (e.g., hyaluronidase) clearly stated?

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Please refer to these points and choose a clinic — not only ours — where you can receive treatment safely and confidently according to your needs.

 

– Dr. Won Dae-han, Medical Director

Thank you very much for reading.

 

※ This article has been prepared for informational purposes in accordance with Article 56 of the Korean Medical Service Act.

Please note that the effects and duration of treatment may vary from person to person.

For an accurate diagnosis and appropriate care, be sure to consult directly with a qualified medical professional.

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📍 Primi Clinic
3F, 52 Seongsuil-ro, Seongdong-gu, Seoul, Republic of Korea (Primi Clinic)

 

📍 Primi Clinic
서울특별시 성동구 성수일로 52 3F（Primiクリニック）