What is a Food Allergy?
A type of immune system reaction that occurs just after eating a certain food is called a food allergy. Sometimes the food allergy can be so dangerous that even a little amount of that food which causes allergy can cause a deadly reaction like anaphylaxis.

The symptoms of food allergy vary from person to person, for some people it is not that risky, whereas to some others it may be life-threatening. Symptoms of food allergy can become prominent within a few months or a few hours after the intake of certain allergen foods. Some of the common food allergens are:

  • Milk
  • Peanuts
  • Soy
  • Fish
  • Shellfish like shrimp
  • Wheat
  • Egg

8 Most Common Food AllergiesMILK

Most food-related problems can be seen within two hours of ingestion or within a few minutes so, if you are allergic to milk or milk products you can notice the symptoms very soon after your intake of milk. Some of the common symptoms include- vomiting or stomach cramps, indigestion, or wheezing. Another fatal reaction like anaphylaxis can also be noticed. Sometimes milk from other dairy animals may not be as harmful as the cow’s milk.

Substitute Food

Instead of drinking cow milk you can go for hemp milk. Almonds, soy, or rice are also better alternatives, which will keep the nutritious balance intact.


Another common food allergen product is a peanut. You can see the presence of peanuts in a variety of products like chocolates, butter, ice creams, and crunch bars. Even if you consume food cooked in peanut oil, it can be problematic.

As peanuts are found in a variety of food items, so it is better to go through the ingredients of the products that you are purchasing. The peanuts are one of the common eight allergens, so it is a requirement to be indicated on food packages, as enforced by federal law in the United States.

Another name of peanut oil is Arachis oil. Hence, make it a must-habit to ask about the ingredients of the food that is not prepared by you.

Substitute Food

Seeds of sunflower, flax, and sesame can be better alternatives against peanut oil. Also, nuts like cashew nuts, and almonds, can be taken instead of peanuts.


Soybean allergy is one of the most common food allergies prevalent in children and babies. Soybeans come from the legume family, but it is not always true that every member of the legume family can be problematic. Soy is found in many packaged food items that you use in your daily life.

Products rich in soy content are canned fish, chicken nuggets, soy milk, ice creams, yogurts, baked food, and many more. As it is commonly found the ingredient in most of the food items so, you have to be very careful while buying any food items from the market. Read the labels to be sure of the soy ingredient while buying the soy-based products.

According to the Food Allergen Labeling and Consumer Protection Act, it is a must for the manufacturer to give a complete knowledge of the ingredients present in their product. So, soy being one of the common food allergens is also indicated distinctly while labeling the food product. Hence, it is easy for you to avoid those products having soy contents.

Allergic reactions to soy are however mild, but in some cases, it may be severe and deadly. Some of the symptoms include itching in the mouth, vomiting tendencies, nausea, and rash or hives. Life-threatening reactions like anaphylaxis can also occur in some cases.

Substitute Food

Fresh vegetables like green peas and lima beans are good alternatives to soybeans. Rice and almond milk can be served as an alternative to soy milk.


Shellfish is an example of food allergen which normally continues to remain all through life. Mostly, 60 percent of the population is allergic to this product, and they can experience the reaction only after the intake of this product.

Shellfish can be classified into two groups-crustacea and mollusks. Shellfish like shrimp, lobster and crab fall in the first category, whereas scallops, clams, oysters, and mussels belong to the second group.

As finned fish and shellfish are not the same, so, if you are allergic to one kind you may not be allergic to the other. Shellfish can cause severe and deadly reactions. The reactions are sudden and unpredictable, and sometimes a little intake of shellfish can be harmful.

Substitute Food

Shellfish are a good source of omega-3, protein, vitamin B12, and fatty acids. To get the same nutritional value, you can also opt for cold water fish like tuna, sardines, salmons and much more fish of this kind. You can find more about top 5 custom vitamins companies to order the important vitamin supplements that can be taken to compensate the lack of required vitamin in your body.

Wheat products often trigger gluten allergiesWHEAT
Wheat allergy is found mostly among the babies. The main allergen present in wheat is gliadin. This gliadin is found in gluten. Due to the presence of gluten in wheat, people are often prescribed to eat a gluten-free diet. The intake of wheat to an allergic person may often lead to indigestion, diarrhea, asthma or even sneezing and headaches.

Substitute Food

Those who avoid a wheat-free diet can go for rice, oats, barley, rye, and corn. They can also opt for buckwheat, which has wheat in its name but not in its content.


Egg allergy is also common among children. But it is often found that they outgrow this allergy when they grow up. Some of the common symptoms of egg allergy are skin irritation, hives, or even anaphylaxis.

To prevent yourself from an egg reaction you have to avoid eggs and egg products. As eggs act as binders for some of the food products so, it is better to read the labels of the products that you consume or buy from the markets.

Substitute Food

To start an eggless day, go for soft tofu. Flax can be good alternatives to eggs for baking. The protein content of flax and egg are almost the same.

In today’s time, almost every second person is suffering from one of another allergy, and that’s why In order to lead a healthy life, the allergic food must be avoided. Avoiding these food items would not help you all alone. You would need to replace them with some other nutritious food so that the nutritious values remain the same and only the source gets changed.