Nut Mix Allergy Panel
Nut Mix Allergy Panel measures IgE antibodies to multiple nut allergens in one lab panel, helping you interpret patterns, cross-reactivity, and risk.
This panel bundles multiple biomarker tests in one order—your report explains how results fit together.
If you have had hives, lip or throat itching, vomiting, wheezing, or eczema flares after eating nuts (or foods that may contain nuts), it is hard to know whether you are dealing with a true allergy, a one-off reaction, or a “false positive” test. This lab panel looks at IgE (immunoglobulin E) antibodies to multiple nut allergens in one blood draw so you can see the pattern across nuts instead of guessing from a single result.
Do I need this panel?
You may consider the Nut Mix Allergy Panel if you have had symptoms that could fit an IgE-mediated food allergy, such as rapid-onset hives, facial swelling, mouth or throat itching, coughing or wheezing, abdominal pain, vomiting, or lightheadedness after eating a nut-containing food.
This panel can also be useful when reactions are inconsistent or unclear—such as when you tolerate some nuts but not others, you react to mixed foods (trail mix, baked goods, sauces), or you are trying to understand whether a positive test from the past reflects a current, clinically meaningful allergy.
If you have eczema, asthma, allergic rhinitis, or a strong family history of allergy, you may be more likely to have sensitization (positive IgE) without clear symptoms. A panel helps you and your clinician separate “sensitization” from “likely allergy” by looking at the overall pattern and matching results to your history.
This panel supports clinician-directed care and shared decision-making (including whether an oral food challenge is appropriate). It is not meant to diagnose anaphylaxis risk on its own or replace emergency evaluation for severe reactions.
This panel measures allergen-specific IgE in blood; results must be interpreted alongside your symptoms, timing of reactions, and exposure history.
Lab testing
Order labs to measure Nut Mix Allergy Panel
from $293.07 at Quest Diagnostics
About 1 week
Schedule online — results typically within a week
Clear next steps
Guidance included, with follow-up care available
HSA / FSA
Eligible for pre-tax health spending accounts
Get this panel with Vitals Vault
Vitals Vault lets you order the Nut Mix Allergy Panel directly so you can move from uncertainty to a clear, organized set of results. You will receive multiple nut-specific IgE values from one draw, which makes it easier to compare nuts side-by-side and spot patterns that can guide next steps.
After your results post, you can use PocketMD to ask practical questions like how to interpret a borderline positive, what cross-reactivity might mean in your case, and what to discuss with your allergist—especially if you are deciding between targeted avoidance, broader nut avoidance, or confirmatory testing.
If you are tracking change over time (for example after a period of avoidance, after a reaction, or in a child who may be outgrowing an allergy), repeating the same panel can help you trend results consistently rather than mixing different test menus.
- One order, one blood draw for multiple nut allergens
- Clear, side-by-side results that support pattern-based interpretation
- PocketMD support for next-step questions and retesting strategy
Key benefits of the Nut Mix Allergy Panel
- Checks multiple nut-specific IgE results at once, which is more informative than a single marker when your exposure is mixed.
- Helps distinguish a single-nut signal from broad sensitization patterns that can happen with eczema or seasonal allergies.
- Supports safer, more targeted avoidance discussions (which nuts to avoid vs which may be reasonable to evaluate further).
- Clarifies whether a prior “positive allergy test” is isolated or part of a wider pattern that needs a different plan.
- Provides a baseline you can trend over time, especially in children where IgE patterns may change as tolerance develops.
- Reduces guesswork around cross-reactivity by showing which nuts cluster together in your results.
- Creates a structured result set you can review with PocketMD or your clinician to plan confirmatory testing (including oral food challenge when appropriate).
What is the Nut Mix Allergy Panel?
The Nut Mix Allergy Panel is a blood test panel that measures allergen-specific IgE antibodies to a set of common nuts. IgE is the antibody class involved in immediate-type allergic reactions. When you are sensitized to a food allergen, your immune system has made IgE that can recognize proteins from that food.
A positive IgE result does not automatically mean you will have a reaction every time you eat that nut. It means your immune system recognizes it. Whether that recognition translates into symptoms depends on your clinical history, the amount eaten, how the food was prepared, co-factors (like exercise or illness), and the overall “strength” and pattern of IgE results.
Panel testing is especially helpful for nuts because real-world exposure often involves mixtures (trail mix, shared equipment, baked goods), and because cross-reactivity can occur. Cross-reactivity means IgE made against one allergen can sometimes bind to similar proteins in another food or pollen, creating low-level positives that may not reflect a true clinical allergy.
Your results are most useful when you interpret them as a set: which nuts are clearly negative, which are low-level positives, which are higher, and whether the pattern matches what you have actually eaten and reacted to.
What do my panel results mean?
Low or negative results across the panel
When most or all nut-specific IgE values are low/negative, it generally suggests you are not sensitized to the nuts tested. If you have had symptoms after eating nuts despite low/negative IgE, your clinician may consider non–IgE-mediated reactions, intolerance, contamination with another allergen, or a reaction that has resolved over time. Timing matters: testing very soon after a reaction is usually still valid for IgE, but your history (what you ate, how fast symptoms started, and what happened next) remains the key piece.
A focused pattern (one or two nuts positive, others low/negative)
A focused pattern—where one or two nuts show clearly higher IgE while the rest are low/negative—often fits a more specific sensitization profile. This can support a targeted conversation about avoiding the suspected nut(s) while evaluating the others more carefully, rather than defaulting to avoiding all nuts. Your clinician may recommend confirmatory steps such as component testing (if available for the nut in question), supervised oral food challenge, or a cautious reintroduction plan depending on your reaction history.
Multiple positives or higher results across several nuts
When several nuts are positive—especially if multiple results are higher rather than just barely above the lab cutoff—it can indicate broader sensitization. In some people, that reflects true clinical allergy to more than one nut; in others, it reflects cross-reactivity (for example, pollen-related sensitization) or a generally “atopic” immune profile seen with eczema and asthma. This is where pattern-based interpretation matters most: the nuts you have eaten without symptoms carry more weight than a low-level positive, and higher results that match clear reactions deserve more caution and a clinician-guided plan.
Factors that influence nut IgE results (and how you should interpret them)
Several factors can shift how meaningful a panel result is for you. First, IgE is not a direct measure of reaction severity; people with low values can still react, and people with higher values may not react in every context. Second, cross-reactivity can create low-level positives, especially if you have seasonal allergies or oral allergy syndrome (itching in the mouth with raw fruits/vegetables). Third, age and timing matter—children may outgrow certain allergies, and IgE patterns can change over months to years. Finally, medications like antihistamines do not typically change IgE blood results (they affect symptoms, not antibody levels), but recent biologic therapies for allergic disease may affect overall IgE biology and should be discussed with your clinician when interpreting trends.
What’s included in this panel
- Almond (F20) IgE
- Cashew Nut (F202) IgE
- Coconut (F36) IgE
- Hazelnut (F17) IgE
- Peanut (F13) IgE
- Pecan Nut (F201) IgE
- Sesame Seed (F10) IgE
Similar tests and broader panels
Frequently Asked Questions
Do I need to fast for the Nut Mix Allergy Panel?
Fasting is not typically required for allergen-specific IgE blood testing. If you are bundling this panel with other labs that do require fasting, follow the fasting instructions for the full order.
Does a positive IgE on this panel mean I will have anaphylaxis?
No. A positive nut-specific IgE result indicates sensitization (your immune system recognizes that allergen). It does not predict reaction severity by itself. Your symptom history, the amount eaten, co-factors (exercise, alcohol, illness), and clinician assessment are essential for risk evaluation.
Why do I have multiple low-level positives when I only react to one nut?
This can happen due to cross-reactivity (IgE binding to similar proteins across foods or pollens) or because people with eczema/asthma can have broader sensitization without clear clinical allergy. A pattern review—what is negative, what is borderline, and what matches real reactions—helps decide what to avoid and what to evaluate further.
Is a nut mix panel better than testing each nut separately?
A panel is often more practical when your exposure is mixed or you are unsure which nut is responsible, because it gives you a comparable set of results from one draw. If you already strongly suspect one nut, a targeted test (and possibly component testing) may be sufficient. Many people use a panel as a first pass and then go deeper on the most relevant positives.
Can antihistamines affect my IgE blood test results?
Antihistamines generally do not change allergen-specific IgE blood levels. They can reduce symptoms and can interfere with skin-prick testing, but blood IgE testing is typically unaffected. If you are on advanced allergy therapies, discuss how they may affect trending over time.
When should I retest after avoiding nuts?
IgE levels can change slowly, often over months to years. Retesting is most useful when it changes management—such as reassessing a child’s allergy over time, or before considering an oral food challenge. Your clinician can help choose an interval based on your history and the initial pattern.
What should I do if I have had a severe reaction?
If you have had symptoms of a severe allergic reaction (trouble breathing, throat tightness, fainting, widespread hives with vomiting, or rapid progression), seek urgent medical care and follow your emergency action plan. Lab results can support longer-term planning, but they are not a substitute for emergency evaluation.