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Food allergies are common in children and adolescents worldwide. Researchers say that an estimated 8 percent of children under five are affected by food allergies. 40% of these individuals are allergic to more than one type of food. As parents, it is your job to learn everything you need regarding common child allergies to help protect your child against them. 


Most food allergies in children are rarely fatal. The commonly reported symptoms range from mild to moderate. Some of the symptoms also go away on their own without medical intervention. On the contrary, some food allergies could lead to anaphylaxis. 


Our goal is to share vital facts regarding food allergies in children. We have gathered engaging information that would help you as parents. So, without further delay, let’s jump into our top 5 common allergies in children.


What is an Allergy?

An allergy occurs when normal proteins are attacked by your immune system. They recognize them as threats and immediately work on their elimination. Since the regular proteins are harmless, your immune system goes haywire. That’s when you experience allergy symptoms.


Difference Between Food Allergy and Food Intolerance

Food allergy and food intolerance are often confusing. But the difference between the two lies in your immune and digestive systems.


Food allergies affect your immune system because of allergens. On the other hand, food intolerance is due to foods that you cannot digest. 


Typical Food Allergies Signs and Symptoms

Many of the signs and symptoms of food allergies have similar effects. Although most are irritating and mild, they can still affect your child’s quality of life. Here are the common symptoms to watch out for.


  • Skin rash
  • Vomiting
  • Nausea
  • Diarrhea
  • Red and itchy skin
  • Swelling around the eyes, face, lips, throat, and tongue
  • Hives
  • Gas or flatulence
  • Wheezing
  • Stomach cramps and aches
  • Eczema
  • Nasal congestion
  • Coughing
  • Runny nose


When your child experiences any of the symptoms listed above after eating certain foods, they may have food allergies. The signs and symptoms above usually have mild to moderate effects. However, a severe allergic reaction may lead to an emergency.


Important Note on Anaphylaxis

Anaphylaxis is a severe allergic reaction. Accidental consumption of food allergens may trigger its deadly effects. Here are the symptoms that you need to be aware of.


  • Clammy skin
  • Lightheadedness
  • Fainting spells
  • Confusion and anxiety.
  • A rapid heartbeat
  • Wheezing
  • Breathing difficulties
  • Collapsing or losing consciousness


Individuals who experience an allergic reaction like anaphylaxis can go through shock. Their blood pressure can suddenly drop to a dangerous level. It is best to dial 911 or go to the emergency room as soon as possible. 


Top 5 Childhood Food Allergies

Here are the top 5 most common allergens in children that we’ve compiled for you.


Milk (Cow’s Milk)

One of the most typical triggers of food allergy in children is none other than cow’s milk. Children often develop allergies to milk during their early years. Some outgrow the allergy, while others continue to have it well into their adult lives.



Contrary to popular belief, peanuts belong to the legumes family, not nuts. Peanuts are one of the primary causes of food allergies in children worldwide. In addition, they are also one of the leading causes of anaphylaxis. The symptoms could occur within minutes of consumption or exposure. 



Egg whites and egg yolks can trigger allergic reactions. Sometimes only one of them could cause it, sometimes both. Children with chicken egg allergies could also develop allergies to other eggs. Some examples are duck eggs, quail eggs, turkey eggs, etc.  



Fish allergy can develop anytime from childhood to adulthood. Moreover, children without fish allergy before can develop symptoms later. Here are some of the fishes that typically cause allergies in children.


  • Barramundi
  • Flake
  • Salmon
  • Whiting
  • Cod
  • Tuna
  • Trout
  • Snapper


Tree Nuts

Aside from peanuts, tree nuts are one of the leading causes of anaphylaxis in children and adults. Unfortunately, children love sweets, and tree nuts are a common ingredient. Check the label carefully to avoid accidental consumption.


Treatment and Management Tips

Unfortunately, there is no cure for food allergies, despite the advances in modern medicine. The goal of the treatment and management is complete avoidance of the food that triggers the symptoms. As for managing the symptoms in cases of accidental consumption, here are some of the most efficient tips.



This over-the-counter medicine is the go-to drug for food allergies. Antihistamines provide fast relief for multiple symptoms of food allergies. It can alleviate some of the most common allergies such as: 


  • Itching
  • Rash
  • Redness


Note: Follow your doctor’s recommendations before giving an antihistamine to your child. The strength may be too much for your child to take. It comes in syrups that are specially formulated for children.



For clogged or runny noses, decongestants work best. Use decongestants formulated for children to avoid the risks and complications of overdose.


Topical Corticosteroids

Most children and infants can use corticosteroids. It is efficient in providing relief for skin rash, eczema, etc. However, it is not advisable for infection or skin with an open sore. Always follow your doctor’s advice.


Manage Food Allergy in Children the Right Way

Enjoying food is essential to your child’s growth, especially in their formative years. Don’t let food allergies get in the way. If you are searching “ children allergist near me, look no future then Brazos Valley Allergy and Asthma Clinics; we’ve got you covered. 


Our board-certified allergist Dr, Jantzi, has years of experience using proven methods. He offers safe and efficient treatment for food allergies in children. 


Book an appointment today and give your child the best protection from food allergies. You can reach us by clicking this link.

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