Dark Circles: Causes, Assessment & Treatment Options
Dark circles are not one condition. The darkness can be pigment held in the skin, blood vessels showing through skin that has thinned, a hollow that catches shadow, or a fat pad that throws a shadow of its own — and the four look almost identical in a photograph. That is why the most expensive mistake in this area is a treatment aimed at the wrong one: filling a hollow that is actually a bulge makes the darkness worse. This site is about working out which of the four you have, whether it needs anything done at all, and what to do first if the change is one-sided or new.
Patient education reviewed by Tongchun Mao, MD. Darkness on one side only, bruising without injury, a lump or persistent swelling should be assessed medically before anything cosmetic is considered.
Six things that produce darkness under the eye
Four of these are what almost every dark circle turns out to be, and they are the four the site is built around. The last two are the reason an assessment comes before a plan. Naming which one you have is most of the decision.
Pigment held in the skin
Extra melanin sits in the skin itself, most often as an inherited tendency and often more marked in darker skin types. It is a colour rather than a shadow, it does not change when the light moves, and it is the kind that responds to agents and treatments aimed at pigment. It is also the kind most often treated as something else.
Vessels showing through thin skin
The skin under the eye is the thinnest on the body. When it thins further, the vessels beneath show through and give a bluish or purplish tone, often with a fine network visible at the inner corner. It is worse when the person is tired, unwell or cold, and it is a vascular appearance rather than a deposit of colour in the skin.
A hollow that catches shadow
Where the tissue along the tear trough has fallen away, the surface becomes a valley. Light from above does not reach into it, so the area reads as dark. Lifting the cheek gently with a finger fills it and takes the darkness with it, which is the observation that gives the hollow away.
A bulge that throws its own shadow
The opposite change produces a similar appearance. Fat that has pushed forward stands proud of the skin below it and casts a shadow on to it, which photographs as a dark crescent. This is the presentation where filling is the wrong answer: adding volume beneath a bulge adds weight and shadow rather than removing them.
Allergy and habitual rubbing
Rhinitis and allergic eye disease produce a persistent shadow through congestion and through the rubbing that follows it, and both are commoner in younger patients. The rubbing itself deepens pigment over time. Treating the nose and stopping the rubbing is a genuine treatment rather than a consolation, and it comes before anything procedural.
General and medical causes
Iron deficiency, thyroid disease, broken sleep and dehydration all change how the area looks, and some of them are worth knowing about for their own sake rather than for the darkness. Darkness that arrives alongside fatigue, weight change or heavy periods belongs with a physician first, and that assessment is not a delay in cosmetic treatment.
When dark circles are not a cosmetic question
Almost every dark circle is a cosmetic concern and the assessment is unhurried. A small number are the visible part of something else, and the difference is made by how the change arrived rather than by how dark it is. Change on one side only is the finding that matters most, because the cosmetic causes are broadly symmetrical and a one-sided change has a longer list behind it. Bruising that appeared without any injury, a lump that can be felt, swelling that is persistent or that comes with pain or redness, or an eye that is bulging or protruding all need a doctor rather than an aesthetic consultation. So does darkness that arrives with fatigue, weight change, breathlessness or heavy periods, because that combination points at a general medical cause rather than at the skin. A change in vision, double vision, or pain on moving the eye makes the assessment urgent rather than routine. None of this means treatment is forbidden; it means the cause has to be established first and the timing has to be right. Where none of it is present, the ordinary conversation about pigment, vessels, hollows and bulges can begin on a sound footing, and that conversation is what the rest of this site is about.
How the four kinds are told apart
A photograph shows darkness. It does not show which of the four kinds produced it, and the treatments move in opposite directions. What separates them is a short examination with the skin moved, in controlled light — minutes in person, and impossible from a picture.
The light test, before anything is touched
The face is looked at under light from directly in front and then from above. A hollow deepens dramatically under overhead light and largely disappears under frontal light. Pigment and vessels look much the same in both. This single comparison removes one of the four before the examination has properly begun.
Stretching the skin
When the skin under the eye is stretched gently between two fingers, pigment travels with the skin and the darkness stays. Vessels and hollows change or fade, because what is being seen lies beneath the skin rather than within it. The manoeuvre takes seconds and separates the two commonest kinds.
The lift
Lifting the cheek upward and outward fills a tear trough hollow and takes the shadow with it. A bulge becomes more obvious rather than less, because the tissue beneath it has been raised while the fat pad has not. Two opposite answers to the same gesture are the clearest single test in this area.
Looking at the eye itself
The lid is examined at rest and in movement, the position of the lid edge is noted, and the eye surface and tear film are checked. Allergy, dry eye, thyroid change and sinus disease are looked for rather than assumed absent, because each changes the plan and two of them change it completely.
The history, and the photographs patients bring
When it started, whether both sides are the same, whether it changes through the day or with the season, whether it runs in the family, and what is being put on the face. The pictures a patient brings are often more useful than anything taken in the room, because they show whether this is new or has always been there.
The ladder, from sleep to surgery
The rungs run from measures that cost nothing to operations, and the important part is not the order but the matching: each rung answers one of the four kinds, and a rung used against the wrong one is either wasted or actively harmful. At the bottom, sleep, salt and alcohol, head elevation and treating an allergy change the appearance by changing fluid and by stopping the rubbing that deepens pigment, and none of them touches a structural cause. Topical agents that act on pigment work on the pigment kind only, and they are slow; sun protection is part of that rung rather than an optional extra, because unprotected sun undoes it. Peels and light treatment for pigment work over a series of sessions, and they too address colour rather than shadow. Vascular light treatment is for the kind where visible vessels are the cause, and it does not lighten pigment. Filler into a tear trough hollow sits above those rungs and is the rung most often applied to the wrong person: it belongs only where a hollow has been demonstrated, and it is the wrong answer where a bulge is present. Surgery sits at the top for a fat bulge, and brow surgery where the shadow is being cast from above. Doing nothing is a legitimate choice at every rung, and for the many people whose darkness is a family trait and a stable one, it is the honest answer. Whatever rung is reached, one limit does not move: no rung removes the shadow cast by the bone rim around your eye.
Four ways people make this worse
The first is to have a hollow filled when what is actually present is a bulge. Adding volume beneath a fat pad that has pushed forward increases the weight and the shadow, and the result is a heavier, darker eye that is harder to correct than the original complaint. The second is the mirror image: having fat removed, or an operation performed, on a face whose darkness is a hollow, which leaves a gaunt, shadowed eye. The third is to spend a year and a substantial amount of money on creams, rollers and devices for a shadow that no topical can reach, because a topical changes colour and texture and cannot fill a valley or move a fat pad — the delay is the only part of that list that costs anything real. The fourth is to treat a one-sided change, bruising without injury, a lump or persistent swelling as an appearance problem, when those findings need a doctor. None of these are rare. Every one of them is easier to avoid at the start than to repair afterwards, and each begins with a treatment chosen before the kind was named.
If the decision moves toward treatment
This site deliberately stops short of describing procedures, because the operations and the anatomy they work on are explained properly elsewhere in this cluster. The Eyelid and periocular surgery hub covers the surgery performed around the eye, and the assessment and technique are set out on Dr. Mao’s own site. The comparison Lower Blepharoplasty or Filler sets the two answers to a lower-lid problem side by side without picking a winner, and the neighbouring concern that shares most of its anatomy is covered by Eye Bags. Where the darkness is genuinely a colour, the routes that act on colour are described under pigmentation and melasma, and where the skin itself is inflamed, allergic or reactive, that belongs with dermatology. A persistent flush or redness on the same face is a different problem again, covered under rosacea. Before any treatment, quality and surgical safety describes how safety is organised inside the hospital, and appointments explains how to arrange an assessment.
Dark circles: telling the four kinds apart
Possible causes on the left and the ladder on the right, from least to most invasive. Note how many rungs sit below surgery, and that each rung answers one cause on the left rather than all of them. The last line is the ceiling no rung reaches.
Guides
Ten guides, ordered the way the question usually unfolds: what the phrase actually covers, which of the four kinds is present, when it is medical rather than cosmetic, and what each rung of the ladder can and cannot do.
What People Mean When They Say Dark Circles
The phrase covers a colour held in the skin, a shadow from a hollow and a shadow from a bulge. Why those complaints have to be separated before anything is treated.
Read the guide →Four Different Problems Are Called Dark Circles
Pigment in the skin, vessels beneath thin skin, a tear trough hollow and a forward fat pad, each described in plain terms and what it looks like in ordinary light.
Read the guide →How to Tell Which Kind of Dark Circle You Have
What changes with light, with stretching the skin, with allergy season and with sleep, and why an examination with the skin moved settles what a photograph cannot.
Read the guide →Dark Circles That Need a Doctor First
Change on one side only, bruising without injury, a lump, persistent swelling, or darkness with fatigue and weight change: what each may point to and who to see.
Read the guide →The Dark Circle Ladder, From Sleep to Surgery
The rungs in order, from sleep and allergy control through topical care and light treatment to filler and surgery, with the cause each rung is meant to answer.
Read the guide →What Each Rung of the Ladder Cannot Do
Topical care does not reach a shadow, light does not fill, filler does not remove pigment, and surgery does not change the bone rim. The honest limit of each option.
Read the guide →Start with which kind of dark circle this is
Arrange an assessment. We will examine the area in two lights and with the skin moved, say which of the four kinds is present, and tell you what treatment can and cannot change.
Frequently asked questions
How do I tell whether mine is pigment or a shadow?
Stretch the skin under the eye gently between two fingers. Pigment travels with the skin and the darkness stays where it is; a shadow caused by a hollow or a bulge changes or fades, because what produces it lies beneath the skin rather than within it. Changing the light confirms it: a hollow deepens sharply under overhead light and largely disappears under light from in front.
Is filler ever the right answer?
Yes, but only for one of the four kinds. Filler belongs where a tear trough hollow has been demonstrated in an examination. It is the wrong answer for pigment, for visible vessels and for a fat bulge, and in the last case it adds weight and shadow rather than removing them. Any plan that offers filler without first naming which kind you have is a plan made without the assessment that decides it.
Can dark circles be caused by a medical problem?
They can. Iron deficiency, thyroid disease and long-standing poor sleep all change how the area looks, and allergy and chronic rhinitis are common contributors through congestion and through the rubbing that follows. Darkness that arrives with fatigue, weight change, breathlessness or heavy periods belongs with a physician, and that assessment comes before any cosmetic plan.
Will a cream remove them?
A cream can reduce pigment, and that is worth having if pigment is what you have. No topical can fill a hollow, move a fat pad or remove a shadow, because those are structural and lie beneath the skin. A product that claims otherwise is describing a change in colour and texture, not in the shape that produces the darkness.
Do dark circles always get worse with age?
Not in the same way for everyone. Pigment tends to be stable and often runs in families, while hollows and bulges become more noticeable as the tissue around the eye changes and the skin thins. That is why a kind that was only a colour in someone’s twenties can look heavier in their fifties, and why the assessment is worth repeating if the appearance changes.
What is the one thing no treatment can change?
The shadow cast by the bone rim around your eye. Where the socket is deep or the rim stands forward, part of the darkness is a property of the face rather than a condition in the skin, and it is present in every light. Recognising that early is what prevents a series of treatments that were never going to reach it.
Part of Tired-Looking Eyes — 11 sites on this topic