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Doctor insights on: What Does A Food Allergy Rash Look Like

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When you have a food allergy what does the rash look like and can the rash be anywhere on the body?

When you have a food allergy what does the rash look like and can the rash be anywhere on the body?

Looks like hives: It is very rare to have just a hives from food allergy, usually also have itchy/swollen, lips/mouth/throat, nausea/vomiting, abdominal cramps, diarrhea, etc. The hives can occur anywhere, usually appearing within 1/2 to 2 hours and resolving within 24 hours. Check with your md or an allergist. ...Read more

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Dr. Cornelia Franz
1,059 doctors shared insights

Rash (Definition)

Most bumps and blotches on a newborn baby are harmless and clear up by themselves. By far the most common skin problem in infants is diaper rash. Diaper rash is an irritation of the skin caused by dampness, urine, or feces. Most babies who wear diapers will have some type of diaper rash. However, there are other skin disorders that can cause rashes. These are usually not serious unless ...Read more


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Does this rash look like hives, or is it due to dust mites? Or even food allergy?

Does this rash look like hives, or is it due to dust mites? Or even food allergy?

Urticaria: Can't see a picture of your rash to see if it has the typical wheal and flare of hives, sort of like a mosquito bite or TB skin test in appearance. Caused by allergies to many things, including latex and dyes. Also result from viral illnesses. Best to seek treatment. Try Benadryl (diphenhydramine) every 6 hrs in the meantime. If throat swelling or shortness of breath, ER. http://www.dermnet.com/images/Urticaria-Acute ...Read more

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How long do food allergy rashes last?

How long do food allergy rashes last?

It depends: Food allergy can produce immediate hive rashes that resolve within 1-2 days of eliminating the food. Other food allergy rashes, such as eczema can last for several days to weeks after elimination. Rash can also persist if there are continued exposures to the food in question. Finally you need to as, "are you sure the rash is due to a food allergy" see an allergist for evaluation. ...Read more

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Food allergy rashes how long to go away?

Food allergy rashes how long to go away?

Varies: Rashes from food allergies can clear in minutes to hours to days and occasionally longer. See an allergist for diagnosis and appropriate management. ...Read more

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Skin rashes on face from a food allergy. What do I take for this?

Skin rashes on face from a food allergy. What do I take for this?

Avoid the food: The best current treatment for food allergies is avoiding that particular food. After avoidance, antihistamines can decrease itching associated with food allergies. The use of steroid creams or ointments may help, but should be monitored by a physician. An allergist can assist in identifying the specific food trigger. ...Read more

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I develop random skin rashes and am not sure why-- could this be linked to a food allergy and how can I find out?

I develop random skin rashes and am not sure why-- could this be linked to a food allergy and how can I find out?

Not easily: if you really wish to find out, consult an allergist who can decide on what tests you may be needed after getting a detailed history from you. ...Read more

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Can a food allergy result in skin rashes but not digestive discomfort?

Can a food allergy result in skin rashes but not digestive discomfort?

Yes: Food allergy can present in several different organ systems. Digestive symptoms is only one. Skin rashes such as hives or eczema may be a presentation of food allergy without any other symptoms. ...Read more

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2y/o having itchy rashes all over the body. Rashes disappeared yestrday and came back this morning. Could this be due to food allergy?

Yes.: Food sensitivities are closely related to skin rashes in children and aduls. An itchy rash suggests allergic rash or dermatitis, or eczema tours rash. A hydration with lotions and steroid creams will alleviate the symptoms. But if the symptoms are ongoing i suggest having your child tested for food sensitivities and trying some diet elimination trials. ...Read more

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What can you do to get rid of a food allergy rash?

What can you do to get rid of a food allergy rash?

Antihistamines: Rash due to allergic reaction will generally improve with antihistamines, occasionally topical steroids. Avoidance of the suspect food helps. Special case: "dermatitis herpetiformis" recurrent skin eruption mostly in some patients with celiac sprue. Rx involves treatment for sprue, i.e. No gluten in diet. ...Read more

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How long does an food allergy rash reaction last for a baby?

How long does an food allergy rash reaction last for a baby?

Few days: Once the offending food is identified and removed from the diet, the rash should go away in a few days. Most likely this is not a true food allergy and is some sort of environmental irritant rash. ...Read more

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Dr. Michael Zacharisen
569 doctors shared insights

Food Allergy (Definition)

Allergies usually mean there is a response like diarrhea, vomiting, hives, or anaphylaxis when that food is eaten. Other allergies can be more subtle and lead to chronic congestion, headaches, eczema, rashes, constipation, etc. Best answer- if concerned about a particular food eliminate it from your diet and see how you respond. You can ...Read more


Dr. John Chiu
2,491 doctors shared insights

Allergies (Definition)

Allergies occur when your immune system is triggered by envirionmental factors it should ignore--for example, pollen in the air, or dander on a cat or dog--and creates cells to fight against them. An allergic reaction typically causes itching, congestion, or drainage, and ...Read more