박유미 원장 , 청담 4.4클리닉 블로그

2026-07-03

Why Thermage Alone Might Not Show Results

Thermage is a great lifting device, but it may not work well if your skin lacks collagen. Discover why combining it with collagen boosters yields better results for thin or aging skin.

Why Thermage Alone Might Not Show Results

During lifting consultations, there is a phrase I hear more often than expected.

‘I got Thermage, but I am not really seeing the effects.’

Thermage is undoubtedly an excellent device.

In fact, it is one of the most widely used lifting devices worldwide.

So why do some people fail to notice significant results?

The reason is simpler than you might think.

👉 It is because their skin lacks the very ‘collagen’ that is the target of the lifting procedure.


The Principle of Thermage (Radiofrequency) Devices

Looking at representative radiofrequency (RF) devices:

Thermage

Density

Xerf

Volnewmer, etc.

While their methods differ slightly, these devices share a common goal.

Inducing collagen regeneration

Thermage Mechanism of Action

Thermage utilizes Radiofrequency (RF) energy to

deliver heat to the deeper layers of the skin, specifically the collagen-rich dermis.

The important point here is that

it cools and protects the skin surface

while selectively heating the inside of the skin.

This allows energy to be delivered safely to the deeper skin layers.

# When heat is delivered, collagen contracts immediately

Collagen fibers have a property of shrinking slightly when exposed to heat.

Therefore, right after the procedure, 👉 you might feel that your skin has become slightly tighter.

The reason for this is the immediate contraction response of the collagen.

# Afterward, the skin begins to produce new collagen

Following the heat stimulation, a natural healing process begins in the skin.

During this process,

fibroblasts are activated,

new collagen is produced,

and the existing collagen structure is reorganized.

That is why Thermage is 👉 a procedure where the effects improve over time.

Typically, gradual elasticity improvement appears over 2 to 6 months.

Increase in Collagen 1, Collagen 3, and total collagen after monopolar RF treatment

# As a result, the skin becomes firmer

Through this process,

you can expect changes such as

increased skin density,

improvement in fine lines,

and increased elasticity.

Increase in dermal thickness after monopolar RF treatment

This is why many people say,

‘It seems to get better as time goes by.’

It uses Radiofrequency (RF) energy to deliver heat to the dermis layer and

👉 induces collagen contraction + remodeling.

In other words, there must be collagen to pull for the effects to show clearly.


For this type of skin, Thermage alone might not be enough

In clinical practice, there are cases where the lifting effect feels weak in the following skin types.

Skin collagen through the lifestages: importance for skin health and beauty

1️⃣ When the skin is thin

Having thin skin is not just a feeling;

it is often actually accompanied by the following changes:

Decreased collagen density

Decreased elastic fibers

Decreased dermal thickness

Studies also confirm that the thinner the skin, the weaker the elastic fiber network.

In this case, even if lifting energy is applied,

👉 there is a lack of structures to contract.

So the results may feel weaker than expected.

2️⃣ Faces with significant volume loss

Aging does not just cause sagging.

Typical changes include

fat loss,

collagen loss,

and relaxation of retaining ligaments.

If only lifting is performed in this state, the skin may be pulled slightly, but

👉 the sunken volume itself is not resolved.

Therefore, from the patient’s perspective, they might feel, ‘I do not think there is much of a change.’

3️⃣ Skin with many fine lines

Fine lines are often not just wrinkles but a sign of decreased skin density.

In particular, skin with many fine lines around the

eyes,

mouth,

and cheeks

often has a weakened dermal collagen structure.

In these cases, 👉 skin regeneration treatments may be needed before lifting.


That is why Collagen Boosters are necessary

Representative examples include

Radiesse (CaHA)

Sculptra (PLLA)

Juvelook

Elravie Rituo / Cellrederm, etc.

These procedures do not simply fill in volume;

👉 they induce the creation of new collagen within the skin.

Therefore, they can help with

increasing skin density,

improving elasticity,

and alleviating fine lines.


An easy-to-understand analogy

Lifting devices are similar to pulling a rubber band.

However, if the rubber band is old and has almost no elasticity, no matter how much you pull it,

it will not return to its original shape.

In this case, 👉 you need to make a new rubber band itself.

In other words, for skin lacking collagen, lifting + collagen production must be done together.


Common combinations in actual consultations

Although it varies depending on the skin condition, the following combinations are frequently used.

1️⃣ Collagen Booster

2️⃣ Thermage

3️⃣ Skin Booster

Proceeding this way allows for an approach that simultaneously improves

skin density + lifting.


Summary

Thermage is a great device, but it does not yield the same results for every skin type.

Especially

when the skin is thin,

when there is significant volume loss,

or when there are many fine lines,

👉 an approach that reinforces collagen first is often more helpful.

That is why recently, rather than lifting alone,

combination procedures are increasingly becoming the preferred approach.

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