Allergy, Lentil: Booking, Price, and Results
About Allergy, Lentil: Booking, Price, and Results
| Field | Value |
|---|---|
| Also Known As | Lentil Allergy Test, Lentil IgE Test, Lentil Specific IgE, Masoor Dal Allergy Test, Lens culinaris Allergy Test |
| Sample Type | Serum (venous blood) |
| Fasting Required | No fasting required |
| Report Time | 3 days |
| Recommended For | All ages, males and females |
| Price | Starting at ₹1,300 |
What Is an Allergy, Lentil Test?
The allergy lentil test is a blood test that checks whether your immune system produces specific antibodies in response to lentil proteins. These antibodies, known as immunoglobulin E (IgE), are markers of an allergic response. Doctors commonly request this test when a patient reports symptoms that appear after eating lentils or lentil-based dishes such as dal. The test is also known as the lentil IgE test.
What Does an Allergy, Lentil Test Measure?
This test measures one key marker in your blood.
| Parameter | What It Shows |
|---|---|
| Lentil-specific IgE antibodies | The level of allergy-related antibodies your immune system has produced in response to lentil proteins |
A higher concentration of these antibodies suggests a greater likelihood of an IgE-mediated lentil allergy. The result is reported in kilounits per litre (kU/L) and assigned a class from 0 (no detectable allergy) to 6 (very high positive).
Why Is an Allergy Lentil Test Done?
Lentils are a staple food across India and many parts of the world, making a lentil allergy particularly disruptive to daily diet. Your doctor may order this test to find the cause of recurring reactions after eating legumes.
Common Symptoms That May Require This Test
The following symptoms, especially when they appear after eating lentils, are common reasons to get tested.
- Itching or tingling in the mouth and throat after eating lentils
- Hives (raised, itchy skin rashes) appearing on the body
- Swelling of the lips, face, tongue, or throat
- Stomach cramps, nausea, vomiting, or diarrhoea
- Breathing difficulties or asthma-like symptoms
- A severe allergic reaction (anaphylaxis) in rare cases
Conditions This Test Can Help Detect
This test helps identify or rule out a number of allergy-related conditions.
- IgE-mediated lentil allergy, where the immune system reacts to lentil proteins
- Cross-reactive legume allergies, since lentil allergy frequently coexists with allergy to chickpeas, peas, and sometimes peanuts
- True food allergies, as distinct from food intolerances or sensitivities, which do not involve IgE antibodies
How to Prepare and What to Expect
The allergy lentil test procedure is straightforward and requires no special preparation beforehand.
Do You Need to Fast?
No fasting is required. You can eat and drink as normal before this test. There are no dietary restrictions specific to this blood test.
Practical Tips Before Your Test
A few simple steps will help your appointment go smoothly.
- Bring a detailed clinical history, including your symptoms, previous test results, and any relevant family history, as this is required for the test
- Tell your doctor about all medicines you take, particularly antihistamines (anti-allergy tablets) or corticosteroids, as these may need to be paused before testing — do not stop any medicine without your doctor's guidance
- Drink enough water before the test to help with blood collection
- Wear a loose-fitting top or a top with short sleeves for easy access to your arm
- Bring a written note of any symptoms you have noticed after eating lentils or related foods
Step-by-Step Procedure
Here is what to expect during sample collection.
- A trained phlebotomist will clean the skin on your inner arm and locate a suitable vein.
- A small needle is inserted, and 3 ml of blood is drawn into a yellow-capped gel tube. You may feel a brief sting, and the process usually takes under five minutes.
- The needle is removed, and a small bandage or cotton swab is placed on the site.
- Your sample is labelled with your details and stored at 2 to 8 degrees Celsius before dispatch.
- The sample is sent to the laboratory, where your serum is tested using the FEIA (fluorescence enzyme immunoassay) method. Your IgE antibodies react with lentil allergens on a special surface, and the resulting fluorescence is measured to determine antibody levels.
- Results are prepared and delivered within 3 days.
Factors That Can Affect Accuracy
Several factors can influence your test result.
- Recent use of antihistamines, corticosteroids, or other immunosuppressant medicines
- Active parasitic infections, which can elevate overall IgE levels in the blood
- Smoking, which may also raise total IgE and potentially affect specific IgE readings
- Eating foods shortly before the test that cause a mild immune reaction
Understanding Your Allergy, Lentil Results
Your result is reported as a class (0 to 6) based on the concentration of lentil-specific IgE in your blood. The table below shows how each class is interpreted.
| IgE Class | Concentration (kU/L) | Interpretation |
|---|---|---|
| 0 | Less than 0.10 | Negative |
| 0/1 | 0.10 to 0.34 | Borderline / Equivocal |
| 1 | 0.35 to 0.69 | Equivocal |
| 2 | 0.70 to 3.49 | Positive |
| 3 | 3.50 to 17.4 | Positive |
| 4 | 17.5 to 49.9 | Strongly positive |
| 5 | 50 to 100 | Strongly positive |
| 6 | Greater than 100 | Strongly positive |
Results at class 2 or above (0.70 kU/L or higher) are considered abnormally elevated. A negative result suggests that your symptoms are likely not caused by a lentil allergy, and your doctor may explore other causes.
Disclaimer: These ranges are general guidelines. Your doctor will interpret your results based on your age, health history, and other factors. Always consult a qualified healthcare professional for personalised medical advice.
Results During Special Conditions
Certain circumstances can affect how results should be read.
Lentil allergy commonly begins in early childhood, often before the age of four, and children may show different IgE patterns compared to adults. In children who are allergic to at least one legume, over 80% show cross-sensitivity to lentil, chickpea, and pea, which can make a positive result harder to interpret without full clinical context. Parasitic infections or smoking may also elevate IgE levels and should be taken into account when reviewing results.
How to Maintain Healthy Levels
These general tips can help you manage a known lentil allergy.
- Read food labels carefully before eating packaged or processed foods, as lentils may be present in soups, curries, dal, and ready meals.
- Continue eating legumes you have previously tolerated without a reaction, unless your doctor or allergy specialist advises otherwise.
- Keep a food and symptom diary to help identify patterns, and share this information with your doctor at follow-up visits.
Lupin Diagnostics Allergy, Lentil Price and Home Collection
The allergy lentil test is available at Lupin Diagnostics, starting at ₹1,300, with home sample collection available in cities across India.
| City | Approximate Price (₹) |
|---|---|
| BHOPAL | 1300 |
| CHENNAI | 1300 |
| HYDERABAD | 1300 |
| KOLKATA | 1300 |
| NAVI MUMBAI | 1300 |
| PUNE | 1300 |
Prices are indicative and may vary by location. Please confirm the current price at the time of booking.
How to Book
The allergy lentil test online booking process at Lupin Diagnostics is simple.
- Select the test on the Lupin Diagnostics website.
- Choose your city and preferred time slot.
- Opt for home sample collection by a certified phlebotomist, or visit your nearest Lupin Diagnostics centre.
- Receive your report via email or WhatsApp within the stipulated turnaround time.
Home Collection
The allergy lentil test home collection service is available across multiple cities in India. A certified phlebotomist visits your home at your preferred time to collect the blood sample. All samples are processed in NABL-accredited laboratories, and reports are delivered digitally for easy access and sharing with your doctor.
Frequently Asked Questions
The allergy lentil test is a blood test that detects IgE antibodies your immune system produces in response to lentil proteins. A positive result suggests that your body is treating lentil proteins as harmful, which may be causing allergic symptoms. Your doctor will use the result alongside your clinical history to confirm or rule out a lentil allergy.
In people with an IgE-mediated lentil allergy, symptoms typically appear within 30 minutes of eating lentils. Common reactions include itching in the mouth, hives, and stomach discomfort. Severe reactions such as throat swelling or breathing difficulty require immediate medical attention.
Yes, it is possible to be allergic only to lentils, though lentil allergy commonly coexists with allergies to chickpeas and peas. Your doctor may recommend testing for other legumes alongside the lentil IgE test if you have symptoms with multiple foods. An allergy specialist can help clarify which legumes you need to avoid.
Some children do develop tolerance to lentils over time, though this is not guaranteed. Adults are less likely to outgrow the allergy. Regular follow-up with a doctor or allergist can help assess whether tolerance has developed, which may sometimes be confirmed with repeat testing.
No, fasting is not required. You can eat and drink normally before the test. If your doctor has ordered additional tests at the same time, check whether those require any specific preparation.
Cooking does not reliably reduce the allergic potential of lentils for most people. Research shows that boiled lentil extracts retain strong allergenicity, meaning the proteins responsible for triggering reactions remain present even after heating. People with a confirmed lentil allergy are generally advised to avoid lentils regardless of how they are prepared.
A positive result should be discussed with your doctor or an allergy specialist. They will review the result alongside your symptoms and clinical history to advise on an appropriate management plan. Do not make any significant changes to your diet or stop any medication before consulting your healthcare provider.
Allergy, Lentil: Booking, Price, and Results
