ALEX3 IgE Allergy Detects (300 Allergens) (ALEX3)
*Enter discount code HCHECK80 to enjoy an extra 20% off the current price
What is the ALEX3 Detects?
The ALEX3 Detects is a next-generation, comprehensive blood test that utilizes advanced nanotechnology to detect and quantify specific IgE antibodies for approximately 300 different allergens. These include common allergens such as food, pollen, mites, animal dander, and insect venom, effectively helping to identify exact allergy sources and guide personalized management plans.
What are the Features and Advantages of the ALEX3 Detects?
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Component-Resolved Diagnostics: Identifies specific protein components within different allergens (e.g., various proteins in milk) to understand true allergic reactions.
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Higher Accuracy: Filters out non-allergenic cross-reactive proteins to reduce false-positive results common in traditional testing.
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Comprehensive Single Sample: Detects around 300 allergens simultaneously from a single blood sample.
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Extensive Coverage: Covers a wide range of common allergens, including food (e.g., nuts, dairy products, fish), environmental allergens (e.g., pollen, mites, pet dander), molds, yeasts, latex, and insect venom.
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Personalized Care: Assists doctors in formulating tailored allergy management strategies and immunotherapy treatment plans.
What Can ALEX3 Help Diagnose?
Food allergies, environmental allergies (e.g., allergic rhinitis/hay fever, dust mite allergy), atopic dermatitis (eczema), asthma, and other complex or multiple allergies.


Purchase Notice
- This test requires approximately 2 mL of blood sample collection.
- It is recommended to maintain a normal diet for 4 to 6 weeks prior to the test; no special fasting is required.
- Fasting is not required on the day of the test.
- There is no need to discontinue antihistamine medications.
Not Suitable For:
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Children under 2 years of age
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Individuals currently taking steroids or immunomodulators
- Respiratory Allergies: Symptoms such as asthma, chronic nasal congestion, allergic rhinitis (hay fever), runny nose, continuous sneezing, or tracheal sensitivity.
- Skin Allergies: Recurrent skin itching, redness, eczema, hives (urticaria), or rashes of unknown origin.
- Food Allergies: Frequent immediate discomforts such as abdominal pain, diarrhea, bloating, or swollen lips after consuming certain foods (e.g., seafood, nuts, eggs, dairy).
- Environmental or Pet Allergies: Suspected allergic reactions triggered after contact with substances like cat or dog hair/dander, dust mites, pollen, or insects.
- Eye Allergies: Allergic conjunctivitis causing eye itching and dryness, leading to frequent eye rubbing, as well as redness, swelling, or eczema around the corners of the eyes.
- Individuals Seeking the Most Precise Allergy Test
- Extract 2 mL blood sample
- Screen for up to 300 food and environmental allergens and their molecular components (including 218 molecular components + 82 extract components)
- CCD Technology Interference Filtering: Incorporated CCD (Cross-reactive Carbohydrate Determinants) inhibition technology effectively reduces false positives caused by cross-reactivity, preventing patients from unnecessarily restricting their diet.
- Quantified Risk & Precise Analysis: Traditional tests can only detect general allergies (e.g., peanuts), whereas ALEX³ precisely identifies specific allergen protein molecules (e.g., Ara h 2 in peanuts), helping doctors evaluate severity (distinguishing between mild itching and life-threatening anaphylaxis).
- International Authoritative Certification: CE-IVD certified by the EU, verified by over 1 million real-world tests globally, and adopted by clinics and hospitals in Hong Kong and worldwide.
- Report explanation by medical professionals
Designated Health Check Centre Address:
1. Tsim Sha Tsui- Impact Medical Imaging Centre
Shop 102B, 1/F, Star House, 3 Salisbury Road, Tsim Sha Tsui, Kowloon
2. Mong Kok- Impact Medical Imaging Centre
Room 712, 7/F , Office Tower One , Grand Plaza, 625 & 639 Nathan Road, Mong Kok, Kowloon
• Once payment is successful, our customer service team will contact you within two working days to arrange an appointment. Alternatively, during business hours (Monday to Saturday, 9:00 AM – 6:00 PM), you can send your order number, the full name of the service user, and your preferred appointment date to us via WhatsApp at +852 6010 4853 (text messages only), and we will get back to you as soon as possible.
• This service is only applicable at designated Human Health Medical Health Check Centers. • Customers must present their HKID card/identity document and the order confirmation letter (printed or electronic version) on the appointment day for identity verification.
• The health check plan is only applicable to individuals aged 18 or above.
• The health check plan is not available on Saturday afternoons, Sundays, and public holidays.
• The health check plan is valid for 6 months. Customers must complete the check-up within 6 months (starting from the payment confirmation date); expired plans will be forfeited.
• No changes, transfers, or refunds are allowed after ordering the plan.
• All health checkups are not intended for medical diagnosis or treatment purposes.
• This service cannot be used in conjunction with other promotional offers or discounts, nor can it be redeemed for cash or other products.
• In case of any disputes, Human Health Medical Group Limited reserves the right of final decision.
•All products/services purchased in the E-SHOP cannot be returned or exchanged. For details, please refer to our Refund Policy