Blood tests involve taking a small sample of your blood and test it for immunoglobulin E IgE antibodies. IgE antibodies are like soldiers that hunt for specific food allergens. When IgE encounters the culprit food protein, it triggers an immediate release of chemicals responsible for the allergic reaction and associated symptoms.

Blood tests results usually take about one week to return after being drawn. Similar to many other food allergies, the best way to treat and manage tree nut allergy is by avoiding contact with or consuming tree nut products.

While some individuals diagnosed with a tree nut allergy may tolerate other nuts, allergists caution patients to avoid all nuts. They can often be hidden in Asian dishes, salads, used as an ice cream topping or included in baked goods, sauces, and desserts.

If you or a child has a serious allergy, read all labels carefully and ask before ordering dishes at restaurants. If you are unsure, avoidance is the best option. Allergies to food are some of the most common and dangerous.

Patients are advised to carry an epinephrine auto-injector with them at all times for immediate treatment. If serious reactions occur, call immediately.

Caregivers and teachers of children with a tree nut allergy should have access to an epinephrine auto-injector and be trained on administering epinephrine. Are you experiencing allergic reactions after eating foods containing tree nuts?

Back To Treatments. On this page. Overview Along with peanuts and shellfish, tree nuts are one of the food allergens most often linked to anaphylaxis — a serious, rapid-onset allergic reaction that may be fatal.

Tree Nut Allergy Symptoms Abdominal pain, cramps, nausea and vomiting Diarrhea Difficulty swallowing Itching of the mouth, throat, eyes, skin or any other area Nasal congestion or a runny nose Nausea Shortness of breath Anaphylaxis, a potentially life-threatening reaction that impairs breathing and can send the body into shock Tree Nut Allergy Triggers Tree nuts Tree nut products, including nut oils and butters Tree Nut Allergy Management and Treatment Avoid nuts and nut products; read ingredient labels carefully.

Administer epinephrine adrenaline as soon as severe symptoms develop. Find expert care with an Allergist. Find an Allergist.

Symptoms An allergy to tree nuts is one of the most common food allergies. Symptoms of a tree nut allergy include: Abdominal pain, cramps, nausea and vomiting Diarrhea Difficulty swallowing Itching of the mouth, throat, eyes, skin or any other area Nasal congestion or a runny nose Nausea Shortness of breath Anaphylaxis less common If you experience any of these symptoms after consuming tree nuts, see an allergist.

Management and Treatment As with most food allergies, the best way to avoid triggering an allergic reaction is to avoid eating the offending item. This page was reviewed for accuracy June 28, Submit site search Need an Allergist? Expand Navigation What Does An Allergist Treat? When To See an Allergist Choosing an Allergist Allergies Expand Navigation Allergies Expand Navigation Who Gets Allergies?

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To avoid nuts in foods and other products, it helps to learn the different names of nuts see our list below. Some food companies put advisory statements on their labels.

They can be confusing and may not tell you the actual risk of the product. If you have questions about advisory labels, talk with your allergist.

This means that if these ingredients are in a food, the label has to say it contains tree nuts. Most people with a tree nut allergy can eat coconut and shea nut. Some foods seem like they may be related to tree nuts but are not. For example, water chestnuts and butternut squash are vegetables.

Spices like nutmeg a seed and cinnamon powder from tree bark do not come from tree nuts. These are safe for people with a tree nut allergy. Always read the entire label every time. Food companies may change their recipes. The FALCPA does not apply to all foods and everything that may contain nuts though.

Or you may not be able to find out the exact ingredients. These foods and products do not have to have nuts clearly listed or labeled and may contain nuts:. There are many different names for nuts. When shopping and cooking, have a list of the different names of nuts on hand to check food packages for nut ingredients.

We have compiled a list of the different names of tree nuts below. Most states in the U. do not have regulations regarding food allergies and restaurants. Ingredients in restaurant foods may vary. Cross-contact is also more likely.

Many restaurants are becoming more food allergy aware though. Look for places that have food allergy policies and allergy menus. Give the staff a chef card that alerts them to your allergy and lists nut ingredients for them to watch for.

Note: This list contains all tree nuts. Talk with your doctor about whether or not your child should avoid only the nuts they are allergic to or all nuts. All labels should be read carefully before consuming a product, even if it has been used safely in the past.

If the product is an FDA-regulated food, the common tree nut name must appear on the label. Read all labels carefully before giving your child a product, even if your child has eaten it safely in the past. Almond — Prunus dulcis Rosaceae , marzipan almond paste Beech nut — Fagus spp.

Fagaceae Brazil nut — Bertholletia excelsa Lecythidaceae Butternut — Juglans cinerea Juglandaceae , Juglans spp. Juglandaceae , white walnut, related to walnut and heartnut Cashew — Anacardium nuts, Anacardium occidentale Anacardiaceae Chestnut Chinese, American, European, Seguin — Castanea spp.

Arecaceae alt. Palmae Filbert — Corylus spp. Betulaceae , hazelnut Gingko nut — Ginkgo biloba L. Ginkgoaceae Hazelnut — Corylus spp.

Betulaceae , filbert, Nutella®, gianduja Heartnut — Juglans spp. Juglandaceae , Japanese walnut, related to walnut and butternut Hickory nut — Carya spp. Juglandaceae Lichee nut — Lychee nut, Litchi chinensis Sonn. Sapindaceae Macadamia nut — Macadamia spp. Proteaceae , bush nut, Queensland nut, maroochi nut, bauple nut, Hawaii nut Pecan — Carya illinoensis Juglandaceae Pili nut — Canarium ovatum Engl.

Pineaceae , Indian nut, piñon nut, pinyon nut, pigndi nut, pignolia nut, pignon nuts, caponata, pesto Pistachio — Pistacia vera L. Sapotaceae , karite Walnut English, Persian, Black, Japanese, California — Juglans spp.

Juglandaceae , related to butternut and heartnut. Mandelonas — peanuts soaked in almond, pecan, walnut, or other nut flavoring shaped to look like other nuts, Nut-Nuts®, artificial nuts, fake nuts, faux nuts Mashuga nuts — spiced nuts Mixed nuts Natural nut extract — for example, almond extract Nougat Nut butters — for example, almond butter, hazelnut butter, Brazil nut butter, macadamia nut butter, pistachio nut butter, karite butter, as well as other nut butters Nut meal Nutmeat Nut oil — for example, walnut oil, as well as other nut oils Nut paste Nut pieces Pralines — usually made with pecans but can be made with other nuts.

Artificial flavoring Baked goods Desserts Mortadella Natural flavoring Nougat Pesto Trial mix Vegetable oils. However, if the product is an FDA-regulated food, the common tree nut name must appear on the label. The FDA lists coconut as a tree nut. In fact, coconut is a seed of a drupaceous fruit.

Most people allergic to tree nuts can safely eat coconut. Coconut allergy is rare. If you are allergic to tree nuts, talk with your allergist before removing coconut from your diet.

But most experts disagree with this. Coconut allergy is very rare. If you are allergic to tree nuts, talk to your allergist before removing coconut from your diet. Some tree nuts are closely related, so if your child is allergic to one, there is a higher chance they are allergic to a related nut.

Cashew and pistachios are related. Pecans and walnuts are related as well.