Core Allergy Centre

Core Allergy Centre Malaysia's Trusted Service in Allergy Diagnosis. The center offers comprehensive and coordinated clinical care to patients with allergy problems.

Core Allergy Centre (formerly know as Global Allergy Centre) is a one stop center for Allergy: Consultation, Diagnostic and Management and is located conveniently in Mont Kiara. Patients can have their allergy or suspected allergy-related disorders, evaluated, managed and treated all in one place. To date, Core Allergy Centre has successfully rendered services to various individuals, clinics and private hospitals in and around the Klang Valley region.

Check out the latest promo for Allergy Blood Test. Identify up to 107 allergens. Choose when, where & how to get it done...
07/09/2026

Check out the latest promo for Allergy Blood Test. Identify up to 107 allergens. Choose when, where & how to get it done.
1) Hybrid: online consultation, get your blood taken (at any clinics nearby you and despatch to our lab), online review
2) Get tested at in Sri Hartamas 03-64119839
3) Get tested at in KL city centre 017-7913699

Report & Result will come with a booklet too
T&C, DM us for more

Your allergy test can be positive and still not mean you are allergic.That surprises many people.But allergy testing is ...
13/07/2026

Your allergy test can be positive and still not mean you are allergic.
That surprises many people.
But allergy testing is not like a pregnancy test.
It is more like a clue.
A clue that still needs the story.
Here’s the simple version:
🧪 Skin testing
Skin testing asks:
“Does your skin react to this allergen right now?”
It is fast.
It is often very sensitive.
That means it is good at picking up possible allergy.
For inhalant allergies, like pollen, dust mites, pets, and mold, skin testing is often very helpful when the result matches the symptoms.
For allergic rhinitis, studies show skin prick testing has roughly:
↳ Sensitivity around 88%
↳ Specificity around 77%
Translation:
It is pretty good at finding allergy.
But it can still be positive in someone who is sensitized, not truly symptomatic.
💉 Blood IgE testing
Blood testing asks:
“Do you have IgE antibody to this allergen in your blood?”
This is helpful when skin testing is hard to do.
For example:
↳ You cannot stop antihistamines
↳ Your skin is too irritated
↳ There is dermatographism
↳ We need more detail, like food component testing
But again, a positive blood test does not automatically mean you are allergic.
It means your immune system recognizes that allergen.
That is called sensitization.
🥜 Food allergy testing is where this matters most
For foods, positive tests can be misleading.
A child may have a positive peanut IgE but eat peanut butter every week without symptoms.
That child is not clinically peanut allergic.
They are sensitized.
The diagnosis depends on what happens when the food is eaten.
Have you ever had an allergy test result that created more confusion than clarity?

Your “hypoallergenic” pet -may not be as hypoallergenic as you think.Cat and dog allergy is usually not an allergy to fu...
22/06/2026

Your “hypoallergenic” pet -
may not be as hypoallergenic as you think.

Cat and dog allergy is usually not an allergy to fur.

It is usually an allergy to proteins carried on:

↳ dander
↳ saliva
↳ skin flakes
↳ urine
↳ hair coated with allergen

That is why short-haired pets can still cause symptoms.

That is why “non-shedding” dogs can still trigger asthma.

🐱 Cats: the main culprit is Fel d 1

Fel d 1 is the major cat allergen.

It is made mainly in the cat’s skin and salivary glands, then spreads onto fur and dander when the cat grooms.

Cat allergen particles are small, sticky, and airborne.

They can travel on clothing and show up where no cat currently lives.

🐶 Dogs are more complicated

There is not just one “dog allergen.”

Major dog allergens include Can f 1 through Can f 6.

This is why one person may react to one dog but not another.

Allergen levels vary by dog, s*x, grooming, environment, and which proteins your immune system reacts to.

Can f 5 is a prostate-derived allergen from intact male dogs.

Some people with this sensitization may tolerate female or neutered male dogs better.

🧼 Are hypoallergenic pets real?

There is no truly hypoallergenic cat or dog.

Some breeds shed less hair.

That may help with cleaning.

But less shedding does not mean less allergen.

Hair is not the problem.

The proteins are.

🏠 What helps at home?

If the pet is staying, reduce exposure where it matters most.

Start with the bedroom.

↳ Keep pets out of the bedroom
↳ Use a HEPA air purifier
↳ Wash bedding often
↳ Vacuum with a HEPA-filter vacuum
↳ Wash hands after petting
↳ Keep pets off upholstered furniture

Bathing or wiping pets may help briefly, but the effect is short-lived.

💊 What treatments help?

For nose and eye symptoms:

↳ Nasal steroid sprays
↳ Antihistamine nasal sprays
↳ Oral antihistamines
↳ Allergy eye drops

For asthma symptoms:

↳ Use your controller inhaler as prescribed
↳ Do not ignore coughing, wheezing, or chest tightness around pets

Allergy shots can help, especially when symptoms are significant.

Evidence is stronger for cat than dog.

Dog immunotherapy can vary because people react to different dog proteins.

🐱 Can cats be made less allergenic?

Some cat foods contain egg-derived antibodies that target Fel d 1.

The antibody binds Fel d 1 in the cat’s saliva.

Less active allergen gets transferred to fur and dander during grooming.

Studies show about a 47% average reduction in active Fel d 1 on the cat’s haircoat after several weeks of daily feeding.

This does not make your cat allergy-free.

It may reduce allergen load.

It is one tool, not a cure.

Pet allergy is hard because pets are family.

But your immune system reacts to proteins, not love.

The goal is to reduce allergen exposure, treat symptoms effectively, and make informed decisions based on symptom severity.

What question do you wish your doctor had answered about pet allergy?

One of the hardest parts of food allergy testing is not the testing.It is what the result can mean for someone’s future....
15/06/2026

One of the hardest parts of food allergy testing is not the testing.
It is what the result can mean for someone’s future.

I see this most often with young people applying for the military, National Guard, Marines, or other service paths.

They are motivated.
They are healthy.
They want to serve.

And then an old food allergy label becomes a major barrier.

Sometimes the history is clear.

Peanut caused hives, vomiting, throat symptoms, or anaphylaxis.

In those cases, testing may support what the story already tells us.

But sometimes the history is not clear.

↳ “I was allergic as a kid.”
↳ “It is somewhere in my chart.”
↳ “My parents were told to avoid it.”
↳ “I had a positive test, but I don’t remember reacting.”

That is where the allergy evaluation matters.

A positive allergy test alone does not always mean a true food allergy.

Sensitization is not the same as clinical allergy.

And in selected patients, an oral food challenge can be incredibly helpful.

Not because we are trying to “prove someone wrong.”

Because we are trying to get the answer right.

For some applicants, the result confirms a real allergy.

That can be heartbreaking news to deliver.

For others, the challenge shows they can safely eat the food.

That can remove a label that has followed them for years.

Military accession standards exist for safety and readiness. Food allergy can be risky in settings where food options, emergency care, and medication access may be limited.

DoD medical standards are designed around service readiness, and waiver pathways can vary by service and circumstance.

But from the allergy clinic side, this is the part I wish more people understood:

The label matters.
The history matters.
The testing matters.

And sometimes, the oral challenge matters most.

Because a food allergy diagnosis should not be carried casually.

It can affect school.
Travel.
Anxiety.
Family routines.

And sometimes, the career someone has dreamed about.

Have you seen an old allergy label change someone’s life years later?

Not every food reaction is a food allergy.And calling everything an “allergy” can create a lot of confusion.Because alle...
10/06/2026

Not every food reaction is a food allergy.
And calling everything an “allergy” can create a lot of confusion.

Because allergy and intolerance can look similar from the outside.

But they are not the same diagnosis.

And that matters.

The risk is different.
The testing is different.
The treatment plan is different.

🍤 Food allergy usually means the immune system is involved.

Symptoms often happen quickly, usually within minutes to 2 hours.

Common signs may include:
↳ Hives
↳ Swelling of lips, tongue, or face
↳ Throat tightness
↳ Wheezing or trouble breathing
↳ Vomiting or loose stool soon after eating
↳ Dizziness or fainting
↳ Anaphylaxis

Example:
A child eats cashew and develops hives, throat tightness, and vomiting within 20 minutes.

That story raises concern for food allergy.

🥛 Food intolerance is different.

It usually does not follow the same allergic immune pathway.

It can be very uncomfortable, but it is usually not life-threatening.

Common symptoms may include:
↳ Bloating
↳ Gas
↳ Belly pain
↳ Diarrhea
↳ Nausea
↳ Reflux-like symptoms
↳ Feeling “off” after eating

Example:
Someone drinks a glass of milk and gets bloating, cramps, or diarrhea a few hours later

What food do you think is most commonly mislabeled as an “allergy” when it may actually be intolerance?

Wishing all Selamat Hari Raya Aidiladha 🕋💙
27/05/2026

Wishing all Selamat Hari Raya Aidiladha 🕋💙

MSG Reaction vs Food Allergy — Clinical Distinction That MattersMonosodium glutamate (MSG) is widely used as a flavor en...
11/05/2026

MSG Reaction vs Food Allergy — Clinical Distinction That Matters

Monosodium glutamate (MSG) is widely used as a flavor enhancer. Some patients report symptoms after ingestion, but these reactions are fundamentally different from true food allergies. Distinguishing between them is essential to avoid misdiagnosis and unnecessary dietary restriction.

MSG Reaction (MSG Symptom Complex):
This is a non–IgE-mediated sensitivity, not a true allergy.
Typical onset:
20–60 minutes after ingestion
Common symptoms:
Headache (most frequent)
Facial flushing
Sweating
Chest tightness or discomfort
Palpitations
Paresthesia or burning sensation (neck, arms)
Key features:
Usually mild and self-limited
Often dose-related
No urticaria, angioedema, or hypotension
Mechanism likely neuroexcitatory or autonomic

Food Allergy (IgE-mediated):
A true immunologic reaction with potential for severe outcomes.
Typical onset:
Usually within minutes after exposure

Common symptoms:
Urticaria (hives)
Angioedema (lips, tongue, airway)
Wheezing or bronchospasm
Gastrointestinal symptoms (vomiting, diarrhea)
Hypotension or anaphylaxis

Key features:
IgE-mediated immune response
Can be life-threatening
Requires strict avoidance and emergency preparedness (epinephrine)
Practical clinical comparison:

Mechanism:
MSG is non-IgE; food allergy is IgE-mediated
Onset: MSG is delayed (20–60 min); allergy is rapid (minutes)
Severity: MSG is mild/self-limited; allergy may progress to anaphylaxis
Skin findings: absent in MSG; common in allergy
Testing: MSG has no reliable test; allergy can be confirmed with IgE-based testing

Management: MSG → reassurance and moderation; allergy → avoidance and epinephrine readiness

Clinical takeaway:
Not every food-related reaction is an allergy. Recognizing MSG sensitivity as a benign, non-immunologic condition helps prevent overdiagnosis, reduces patient anxiety, and supports rational dietary advice.

Is Food Allergy Really Increasing — or Are We Just Better at Diagnosing It?
08/05/2026

Is Food Allergy Really Increasing — or Are We Just Better at Diagnosing It?

Happy Labour Day to all & Happy Holiday over the long weekend
01/05/2026

Happy Labour Day to all & Happy Holiday over the long weekend

Address

Llayana Clinic, CIMB Hub, Jalan Sultan Ismail
Kuala Lumpur
50450

Opening Hours

Monday 10:00 - 16:00
Tuesday 10:00 - 16:00
Wednesday 10:00 - 16:00
Thursday 10:00 - 16:00
Friday 10:00 - 16:00

Telephone

+60364119839

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