Dark Circles, Eye Bags or Tear Troughs? How to Tell the Difference

You can get enough sleep, follow a good skincare routine and still feel that your eyes make you look tired.

Sometimes the problem is darkness beneath the eyes. Sometimes it is puffiness that does not seem to go away. And sometimes it is a hollow area that creates a shadow, even when the skin itself is not particularly dark.

These concerns can look similar, but they do not necessarily have the same cause.

The key to choosing the right under-eye treatment is understanding what is creating the appearance—not treating every concern as a dark circle.

At Matrix Clinic in Bangkok, our Tired Eyes & Eyebags service addresses concerns including dark circles, under-eye puffiness, hollowing and fine lines. Here is how these concerns differ and what to consider before choosing a treatment.

1. Dark Circles: Is It Pigmentation or Something Else?

Dark circles are not a single condition. The darker appearance beneath the eyes can have several causes, and more than one may be present at the same time.

Common contributors include:

• Pigmentation: Excess melanin or pigmentation following skin irritation can make the area look brown.

• Thin skin and visible blood vessels: The delicate skin beneath the eyes can allow underlying blood vessels to show through, creating a bluish or purplish appearance.

• Hollowing and shadows: A depression beneath the eye can create darkness through shadow rather than excess pigment.

• Puffiness: Swelling can alter the way light falls across the area, making nearby areas appear darker.

• Genetics and ageing: Inherited facial structure, changes in skin thickness and age-related volume changes can all contribute.

This distinction matters because a treatment intended to reduce pigmentation may do little for a shadow caused by hollowing.

Similarly, adding volume will not necessarily resolve brown pigmentation or darkness caused by visible blood vessels.

If your under-eye darkness has persisted despite adequate rest and skincare, the next step is to identify its likely cause rather than automatically choosing a laser or injection.

2. Under-Eye Bags: When Puffiness Is the Main Concern

Under-eye bags refer to a puffy or bulging appearance beneath the eyes.

Several factors can contribute, including fluid retention, allergies, genetics and age-related changes in the tissues around the eyes. Some people notice more puffiness in the morning, while others have a more persistent bulge.

The distinction is important because temporary swelling and structural under-eye bags are not necessarily managed in the same way.

For occasional puffiness, addressing contributing factors such as allergies or sleep disruption may help. A cool compress may also temporarily reduce swelling.

Persistent bags caused by structural changes may require a different assessment. Depending on the cause and severity, non-surgical treatments may offer limited improvement, while surgery may be more appropriate for substantial fat protrusion or excess skin.

No single cosmetic treatment is suitable for every type of under-eye bag.

If swelling is sudden, one-sided, painful or accompanied by redness or changes in vision, seek medical assessment rather than treating it as a cosmetic concern.

3. Tear Troughs: When Hollowing Creates a Tired Appearance

The tear trough is the groove that can develop between the lower eyelid and the upper cheek.

As facial structure and soft tissue change with age, this area may become more pronounced. Genetics and natural facial anatomy also influence how visible it is.

When the area is hollow, light creates a shadow that can resemble dark pigmentation. This is why some people feel that their dark circles remain even when they have tried multiple eye creams.

Treatment depends on the underlying anatomy.

In selected patients, a doctor may consider carefully placed hyaluronic acid filler to soften the transition between the lower eyelid and cheek. However, under-eye filler is a technically demanding procedure. It can cause persistent swelling, uneven contours, a bluish appearance or other complications, and rare but serious vascular complications are possible.

Not everyone is a suitable candidate. People with significant puffiness, certain anatomical features or prominent under-eye bags may need a different approach.

The goal should be a natural transition between the lower eyelid and cheek—not simply adding more volume.

4. Fine Lines and Crepey Under-Eye Skin

The skin around the eyes is delicate and can develop fine lines, a crepey texture and reduced elasticity over time.

Sun exposure, natural ageing, genetics and repeated facial movement can all contribute.

Hydrating skincare and daily sun protection are sensible starting points. Avoid products that repeatedly irritate the area, particularly if you have sensitive skin or a history of eczema.

For persistent texture concerns, a clinician may discuss selected in-clinic options. These may include certain skin-quality treatments, depending on the diagnosis and the individual's skin.

At Matrix Clinic, options listed under our Tired Eyes & Eyebags service include Rejuran I, Rejuran HB+, PRP and other treatments. Their suitability depends on the specific concern, and none should be assumed to correct every cause of under-eye ageing.

5. Which Under-Eye Treatment Is Right for You?

There is no single best treatment for all dark circles, bags and hollows. The most appropriate option depends on the cause, your anatomy, skin characteristics, medical history and expectations.

Here is a general overview of how a clinician may approach different concerns.

For pigmentation-related darkness: Sun protection and appropriate skincare may be recommended. Selected procedures may be considered after identifying the type of pigmentation and assessing the risks.

For hollowing and tear trough shadows: A doctor may assess whether carefully selected filler is appropriate. Some people are better served by avoiding filler and considering other options.

For fine lines and skin texture: Skincare, sun protection and selected skin-quality treatments may be discussed according to the individual's needs.

For under-eye bags and persistent puffiness: The cause must be established first. Fluid-related puffiness, prominent fat pads and excess skin are different concerns and may require different management.

For multiple concerns: A combination approach may be considered, but more treatments do not automatically mean better results. It is important to understand what each treatment can realistically address.

At Matrix Clinic, our Tired Eyes & Eyebags programme includes treatment options such as PRP, Rejuran I, Rejuran HB+, Ultraformer III and filler. The appropriate choice depends on an individual assessment.

6. PRP, PRF, Skin Boosters or Filler: What Is the Difference?

These treatments are sometimes discussed together, but they are not interchangeable.

• PRP (platelet-rich plasma): Uses a prepared portion of your own blood. It has been studied for several skin and hair concerns, although the strength of evidence varies by application.

• PRF (platelet-rich fibrin): A related blood-derived preparation produced using a different processing method. It has distinct characteristics, but it is not automatically better than PRP for every concern.

• Skin boosters: Injectable products intended to improve selected aspects of skin quality, depending on their formulation.

• Hyaluronic acid filler: Used to add or restore volume in specific areas. Around the eyes, it requires careful patient selection and precise technique.

The important question is not which treatment is most popular. It is which concern you want to address and whether the evidence, risks and expected benefits make a particular option appropriate.

For a closer comparison, read our guides to PRF vs PRP and hyaluronic acid fillers vs skin boosters.

7. When Should You Have Your Under-Eye Area Assessed?

Consider a professional assessment if dark circles, puffiness or hollowing persist despite appropriate skincare, or if you are considering an injectable or energy-based procedure.

During a consultation, the clinician can assess whether the main concern is pigmentation, visible blood vessels, skin quality, hollowing, puffiness or a combination of factors.

It is also important to mention any history of allergies, eczema, previous filler, eye-area procedures or persistent swelling.

A good assessment should explain the likely cause, the realistic benefits and limitations of treatment, the potential risks and whether a non-procedural approach would be more suitable.

Sudden or unexplained changes should not automatically be treated as cosmetic ageing.

A More Informed Approach to Tired-Looking Eyes

Dark circles, eye bags and tear troughs may create a similar tired appearance, but they are not the same concern.

The most useful first step is to identify what is causing the change. Once the likely cause is understood, you can make a more informed decision about skincare, medical assessment and available treatment options.

If you are considering under-eye treatment in Bangkok, visit Matrix Clinic's Tired Eyes & Eyebags service page or book a consultation to discuss your concerns and whether treatment is appropriate.

Frequently Asked Questions

What is the difference between dark circles and tear troughs?

Dark circles describe the appearance of darkness beneath the eyes. Tear troughs are grooves or hollows that can create shadows in the same area. Both may occur together, but they can have different causes.

Can under-eye bags be treated without surgery?

Some types of puffiness may improve when contributing factors are addressed, and selected non-surgical procedures may help certain patients. However, pronounced bags caused by fat protrusion or excess skin may not respond adequately to non-surgical treatments.

Does under-eye filler remove dark circles?

Filler may help when darkness is primarily caused by hollowing and shadows. It does not directly treat every cause of pigmentation or visible blood vessels, and it carries specific risks around the eyes. A qualified medical professional should assess suitability.

Can PRP help with dark circles?

PRP has been studied for under-eye skin quality and pigmentation, but the evidence and results vary. It should not be assumed to treat every type of dark circle or structural hollowing.

Why do I have dark circles even when I sleep enough?

Sleep is only one possible factor. Genetics, pigmentation, thin skin, visible blood vessels, allergies and facial anatomy can also contribute. Identifying the cause is more useful than assuming sleep is the only issue.

What is the best treatment for tired-looking eyes?

There is no universal best treatment. The right approach depends on whether the main concern is pigmentation, hollowing, puffiness, skin texture or a combination of factors.

Medical disclaimer: This article is for general educational purposes only and does not replace professional medical advice or diagnosis. Treatment suitability, risks and outcomes vary between individuals. Consult a qualified medical professional for personalised advice.

Medical references

• DermNet — Dark circles under the eyes

• Cleveland Clinic — Dark circles under the eyes

• Freitag and Cestari — What causes dark circles under the eyes?

• Vrcek et al. — Infraorbital dark circles: definition, causes, and treatment options