If your bird keeps one eye closed, has swelling or discharge, rubs the eye repeatedly, or seems unusually sleepy with both eyes partly closed, something is wrong. The cause may be as simple as irritation or a seed hull, but it can also involve an injury, sinus problem, infection, poor nutrition, or a broader illness. This guide will help you sort through what you are seeing, decide how quickly your bird needs veterinary care, and choose the right next step.
Is this article for you?
- Your bird keeps one eye closed or squints more than usual.
- The eyelid or area around the eye looks swollen, red, or puffy.
- Your bird keeps rubbing its eye, face, or beak against a perch or wing.
- The eye looks watery, cloudy, crusty, or has visible discharge.
- Feathers around the eye are thinning, damp, or missing.
- Your bird is sitting with both eyes partly closed and seems quieter, sleepier, or less active than normal.
Get prompt veterinary help when:
- The eye remains closed or looks visibly injured.
- There is swelling, cloudiness, bleeding, or thick discharge.
- The bird is fluffed, weak, unusually sleepy, or eating less.
- Eye symptoms occur with sneezing, nasal discharge, or breathing changes.
- The problem followed a collision, scratch, or chemical exposure.
In this article:
- What Do Your Bird’s Eye Symptoms Mean?
- What Causes Parrot Eye Problems?
- What Are 7 Conditions That Can Affect a Parrot’s Eyes?
- How Does Vitamin A Support Eye and Sinus Health?
- How Can You Safely Check Your Bird’s Eye?
- What Can You Do Before the Veterinary Visit?
- What Products Support Eye and Sinus Nutrition?
- Frequently Asked Questions
What Do Your Bird’s Eye Symptoms Mean?
A healthy parrot eye should look bright, clear, and fully open, with no swelling, cloudiness, redness, or discharge. Compare the affected eye with the other eye, then watch for changes in blinking, posture, appetite, and activity. Those added clues can help you tell whether the problem is limited to the eye or part of a broader illness.
Start With What You Are Seeing
Choose the symptom that most closely matches your bird. Each guide focuses on a different visible problem and the signs that should determine your next step.
One Eye Closed
For persistent squinting, repeated blinking, or a bird that opens one eye only briefly.
Why is my bird keeping one eye closed?Swelling Around the Eye
For a puffy eyelid, swelling beneath the eye, or one side of the face looking enlarged.
Why is my parrot’s eye swollen?Repeated Eye Rubbing
For a bird rubbing one eye against a wing, foot, perch, toy, or cage surface.
Why is my bird rubbing its eye?Eye Discharge or Crust
For clear tears, white material, yellow discharge, sticky residue, or dried crust.
What does bird eye discharge mean?Feather Loss Around the Eye
For thinning feathers, irritated skin, damp feathers, scaling, or visible crusting.
Why are feathers missing around my bird’s eye?Both Eyes Partly Closed
For a bird that looks sleepy, sits fluffed, becomes quieter, or eats less than usual.
Why does my bird look sleepy?What Causes Parrot Eye Problems?
An eye problem tells you that something is wrong, but it does not tell you what is causing it.
Redness, swelling, discharge, squinting, or a closed eye can come from several different problems. The other changes you notice—such as sneezing, appetite loss, rubbing, or low energy—can help your avian veterinarian narrow down the cause.
Infection or illness
Bacterial, viral, and fungal infections can affect the eye, eyelid, or surrounding tissue. Some illnesses that affect the whole body can also cause noticeable eye changes.
You may see:
- Redness or swelling
- Thick, sticky, or colored discharge
- One or both eyes partly closed
- A bird that is fluffed, quiet, or eating less
These signs can look similar even when the causes are very different. The appearance or color of the discharge is not enough to tell you which infection is present. Your avian veterinarian may need to examine the eye and collect samples before choosing the right treatment.
Sinus or respiratory problems
A bird’s sinuses are closely connected to the area around the eyes. When sinus tissue becomes swollen or infected, you may notice puffiness, pressure, or discharge around one or both eyes.
Watch for eye changes along with:
- Sneezing
- Nasal discharge
- Noisy, labored, or open-mouth breathing
- Reduced appetite
- Fluffed posture or unusual quietness
A mostly seed-based diet can also increase the risk of vitamin A deficiency. Without enough vitamin A, the tissues lining the mouth, sinuses, and respiratory tract may become thickened and less protective. This can make sinus trouble and secondary infections more likely.
Debris, injury, irritants, or mites
Some eye problems begin with something local rather than an illness affecting the entire bird.
Common possibilities include:
- A seed hull, dust, feather fragment, or fiber near the eye
- A scratch, collision, bite, or cage injury
- Smoke, aerosol cleaners, fragrances, or airborne chemicals
- Ammonia from dirty cage paper or poorly cleaned areas
- Scaly-face mites affecting the eyelids, cere, or skin around the eye
Some of these problems affect the eyeball itself. Others begin in the eyelid, surrounding skin, nostril, or nearby sinus tissue. That difference matters because each problem requires a different kind of treatment.
Key takeaway:
Redness, swelling, discharge, and squinting can look similar even when the underlying causes are different. Use what you see to judge how urgently your bird needs care—not to choose medication or diagnose the problem at home.
| What You See | What It May Involve | Recommended Next Step |
|---|---|---|
| One eye closed | Irritation, pain, debris, injury, or inflammation | Watch for associated signs and contact an avian veterinarian |
| Visible swelling | Eyelid disease, sinus disease, trauma, abscess, or infection | Arrange prompt veterinary examination |
| Thick or colored discharge | Infection or significant inflammation | Seek veterinary diagnosis |
| Cloudy or bluish eye | Corneal injury or internal eye disease | Treat as urgent |
| Both eyes partly closed | Pain, weakness, or systemic illness | Seek same-day guidance when paired with lethargy or appetite loss |
What Are 7 Conditions That Can Affect a Parrot’s Eyes?
Some problems begin in the eye or nearby tissues. Others are illnesses that affect the whole bird and happen to produce eye symptoms. The signs often overlap, so this list can help you understand the possibilities—but it cannot replace an examination and testing.
Conjunctivitis, sinusitis, and vitamin A deficiency
Conjunctivitis is inflammation of the tissue lining the eyelids. You may see redness, swelling, frequent blinking, or discharge. Sinusitis can cause puffiness or discharge around the eye because a bird’s sinuses sit close to the eye socket. Vitamin A deficiency can damage the protective tissues lining the mouth, sinuses, and respiratory tract, making recurring sinus and eye problems more likely.
Scaly-face mites and psittacosis
Scaly-face mites cause pale, porous, or honeycomb-like crusting around the cere, beak, eyelids, feet, or legs. They are most common in budgies and are uncommon in many other parrots. Psittacosis is a systemic bacterial infection that may cause eye and nasal discharge along with poor appetite, lethargy, diarrhea, or breathing problems. It can spread to people, so veterinary testing and handling instructions matter.
Salmonellosis and mycobacteriosis
Salmonellosis and mycobacteriosis are body-wide bacterial diseases rather than simple eye infections. Eye inflammation or swelling may occur, but these birds usually have other signs such as digestive changes, weight loss, weakness, or a long-term decline. Both require veterinary testing to identify the cause and determine whether treatment is possible.
| Condition | What You May See | Other Signs That Matter | Next Action |
|---|---|---|---|
| Conjunctivitis | Redness, swelling, blinking, or discharge | Signs of irritation or infection | Veterinary diagnosis |
| Sinusitis | Swelling around the eye or discharge | Sneezing, nasal discharge, reduced appetite | Veterinary examination and testing |
| Vitamin A deficiency | Eye or sinus swelling and recurring discharge | Seed-heavy diet, mouth changes, poor feather quality | Veterinary evaluation and diet correction |
| Scaly-face mites | Crusty tissue near the eyelids, cere, or beak | Scaling on the beak, feet, or legs | Veterinary confirmation and treatment |
| Psittacosis | Eye and nasal discharge | Lethargy, appetite loss, respiratory signs | Testing, isolation guidance, and treatment |
| Salmonellosis | Conjunctivitis or swollen eyelids may occur | Digestive or systemic illness | Veterinary testing |
| Mycobacteriosis | Chronic swelling or masses may occur | Weight loss, diarrhea, or progressive illness | Diagnostic testing and disease-specific care |
How Does Vitamin A Support Parrot Eye and Sinus Health?
Vitamin A helps maintain the protective tissues lining your bird’s mouth, respiratory tract, and sinuses, including the tissues around the eyes. When intake is too low, those tissues can become thickened and less effective, which may contribute to recurring sinus trouble, discharge, swelling, and secondary infection.
Vitamin A helps maintain protective epithelial tissue
Epithelial tissue forms the protective lining of your bird’s mouth, sinuses, respiratory tract, and the areas around the eyes. It also helps these tissues produce normal moisture and secretions that trap debris and support the body’s defenses.
When vitamin A intake is too low, this lining can become thickened, dry, and less effective. That makes it harder for the tissues to clear debris and protect themselves, which can contribute to irritation, blocked passages, and secondary infection.
Deficiency can affect the eyes, sinuses, mouth, and feathers
When vitamin A deficiency changes these protective tissues, the effects can show up in several places at once. You may notice recurring sinus trouble, swelling around the eye, eye or nasal discharge, or changes inside the mouth.
Birds may also develop poor feather quality, eat less, or seem generally unwell. Because the damaged tissue is less effective at protecting the body, secondary infections can become more likely.
Seed-heavy and selective diets increase the risk
Birds that eat mostly seeds and nuts—or pick out only their favorite foods—may miss important nutrients, including vitamin A. The risk is higher when a bird refuses pellets and rarely eats orange, red, or dark-green foods such as carrots, sweet potatoes, squash, red peppers, or leafy greens.
That does not mean more vitamins are always better. Too much vitamin A can also be harmful, especially when several supplements are used at the same time. Review the full diet, follow label directions, and avoid stacking multiple vitamin products unless your avian veterinarian recommends it.
Key takeaway:
Vitamin A supports the tissues that protect your bird’s mouth, respiratory tract, sinuses, and structures around the eye. Correcting an incomplete diet can reduce an underlying nutritional risk, but it does not treat an active infection, injury, abscess, or eye disease.
How Can You Safely Check Your Bird’s Eye?
You can gather useful information without forcing the eye open or holding your bird for a long examination. Watch from a comfortable distance first. A frightened or struggling bird can make an eye injury worse.
Observe the eye without restraining your bird
Use normal room light and compare both eyes. Watch whether your bird can open the affected eye normally or keeps squinting and closing it.
Look for:
- Frequent blinking or repeated eye rubbing
- Redness or swelling around the eyelid
- Clear, thick, colored, or dried discharge
- Cloudiness or a bluish appearance
- Feathers that look wet, crusty, or missing around the eye
- Changes in posture, appetite, activity, or breathing
These added signs can help show whether the problem is limited to the eye or may involve the sinuses, respiratory system, or the bird’s overall health.
Record what changed and when
Take a clear photo or short video and write down when you first noticed the problem. This gives your avian veterinarian a much better picture of how the condition is changing.
Record:
- Whether the problem started suddenly or gradually
- Whether one or both eyes are affected
- The color and thickness of any discharge
- Any recent collision, scratch, bite, or possible chemical exposure
- Your bird’s current diet and supplements
- Changes in eating, droppings, breathing, activity, or sleepiness
Know when not to flush or remove something
A gentle rinse with sterile, preservative-free saline may help remove loose dust or superficial debris. Stop if your bird struggles, the eye appears injured, or the material does not rinse away easily.
Do not try to remove anything that looks embedded, sharp, tangled, or bloody. Do not force the eyelids open, use tweezers near the eye, or wipe across the surface of the eye. Those actions can scratch the cornea or push material deeper into the tissue.
What Can You Do Before the Veterinary Visit?
Home care cannot diagnose or treat the cause of an eye problem, but it can keep your bird more comfortable, prevent further irritation, and give your avian veterinarian useful information.
Remove irritants and prevent further injury
Keep your bird in a clean, quiet area and reduce anything that could make the eye worse.
- Move the bird away from smoke, aerosols, fragrances, dust, and chemical cleaners.
- Remove sharp toys, rough perches, or abrasive surfaces near the bird’s preferred resting area.
- Place food and water where they are easy to reach.
- Minimize handling, especially if your bird is weak, frightened, or rubbing the eye.
- Do not apply oils, ointments, herbs, human redness-relief drops, or leftover medications.
Prepare useful information for the veterinarian
Eye problems can change quickly, so document what you are seeing before the appointment.
- Take clear photographs in normal room light.
- Record a short video of blinking, rubbing, posture, or breathing changes.
- Write down when the problem began and whether it is getting worse.
- List your bird’s current foods, treats, vitamins, and supplements.
- Report any eye drops, medications, rinses, or home remedies already used.
- Note changes in appetite, droppings, activity, balance, or sleepiness.
Set up supportive care if your bird is weak or unsteady
A hospital cage may help if your bird is fluffed, weak, off balance, eating less, or recovering from treatment. Keep the setup simple, with low perches, easy access to food and water, and a clean surface that lets you monitor droppings.
Do not overheat your bird or make major changes without veterinary guidance. A hospital cage is supportive care, not a substitute for an examination.
Learn how to set up a hospital cage for a sick bird.
What Products Support Parrot Eye and Sinus Nutrition?
Nutritional products cannot treat an eye infection, injury, abscess, corneal damage, swelling, or unexplained discharge. Their role is to help correct diet gaps that may affect the tissues lining the mouth, sinuses, respiratory tract, skin, and feathers.
Start with what your bird actually eats
Choose nutritional support based on the diet you see every day—not on the eye symptom alone.
Your bird may have a nutritional gap if they:
- Eat mostly seeds or nuts
- Refuse pellets and fresh foods
- Pick out only a few favorite ingredients
- Rarely eat orange, red, or dark-green vegetables
- Have rough feathers or other signs of an incomplete diet
Choose the product that fits the gap
Red Palm Oil adds carotenoid-rich plant nutrition to a limited diet. FeatherUp! provides broader vitamin support for selective eaters that may be missing several nutrients. They serve different purposes, and not every bird needs both.
Do not stack vitamin products
More vitamins are not automatically better. Review the full diet, follow each product’s label directions, and avoid combining products with overlapping nutrients unless your avian veterinarian recommends it.
Key takeaway:
Choose products to correct an observable dietary gap—not to treat the eye itself. A bird with swelling, discharge, cloudiness, pain, or an eye that stays closed still needs veterinary care.
Shop Nutritional Support
Choose support based on what your bird actually eats. These products can help fill specific nutritional gaps, but they do not treat an active eye or sinus problem.
Red Palm Oil
Best for: Birds eating a limited diet that lacks orange, red, and dark-green plant foods.
Adds carotenoid-rich plant nutrition to a limited diet, especially when a bird avoids orange, red, and dark-green foods.
Does not treat: Infection, swelling, conjunctivitis, injury, or discharge.
Add Carotenoid-Rich Nutrition
FeatherUp! Bird Vitamins
Best for: Selective eaters with broader nutritional gaps, poor feather quality, or increased nutrient demands.
Provides broader vitamin support for selective eaters, active molt, and birds showing signs of an incomplete diet.
Does not treat: Eye infection, trauma, sinus infection, abscess, or corneal disease.
Support Broader NutritionFrequently Asked Questions About Parrot Eye Problems
Is it normal for a bird to close one eye?
Briefly closing one eye while resting can be normal. Repeatedly holding one eye closed while awake—especially with squinting, rubbing, swelling, redness, or discharge—usually means the eye is uncomfortable and should be checked by an avian veterinarian.
Can vitamin A deficiency cause swollen or watery eyes?
Yes. Vitamin A deficiency can damage the tissues lining the mouth, sinuses, and respiratory tract. This may contribute to swelling around the eyes or sinuses, eye or nasal discharge, recurring sinus problems, and secondary infection. These signs can have other causes, so your bird still needs a veterinary diagnosis.
Can I use human eye drops or saline on my bird?
Do not use human redness-relief drops, leftover antibiotics, steroid drops, ointments, or herbal products unless an avian veterinarian prescribed the exact product for your bird. Sterile, preservative-free saline may be used as a gentle rinse for loose dust or superficial debris, but it will not treat an ongoing eye problem.
Related Bird Health Guides
A Closer Look at Bird Eye Infections
Vitamin A Deficiency in Parrots
How to Find an Avian Veterinarian
How to Set Up a Hospital Cage for a Sick Bird
References
Merck Veterinary Manual. Eye Disorders of Pet Birds.
Merck Veterinary Manual. Nutritional Diseases of Pet Birds.
Merck Veterinary Manual. Bacterial Diseases of Pet Birds.
Merck Veterinary Manual. Parasitic Diseases of Pet Birds.
Merck Veterinary Manual. Management of Pet Birds.
About the Author
Diane Burroughs, LCSW, founded BirdSupplies.com in 1998 and has more than 30 years of hands-on experience with companion parrots. Her work focuses on avian behavior, nutrition, feather health, and practical care that helps bird owners recognize problems and take the right next step. This article is educational and is not a substitute for diagnosis or treatment by an avian veterinarian. Last reviewed July 2026.
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