Rash after eating asparagus? That could be behind this.

 Rash after eating asparagus?  That could be behind this.

An allergic reaction to asparagus is rare but possible. What symptoms indicate it and which people are at special risk.

The asparagus season has begun. What many have eagerly anticipated poses health risks to others. Allergists and dermatologists warn that the vegetable can cause allergic reactions in people with a corresponding predisposition. Symptoms appear on the skin or in the gastrointestinal tract.

Asparagus: highly sought after, but in rare cases they also trigger allergies

Asparagus is considered very healthy. Because it contains a lot of potassium, vitamins and valuable secondary plant substances. Some of them, including anthocyanins or carotenoids, are noisy. Federal Nutrition Center (BZfE) It is even said to have anti-cancer and antibacterial effects. In addition, stem vegetables are low in calories and fat and stimulate digestion and kidney activity thanks to their high fiber and asparagine content.

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However, in rare cases, vegetables are not tolerated. Anyone with a severe nickel allergy should be careful when peeling the bars. Because asparagus has a relatively high nickel content and can cause allergic reactions like this in people who are allergic to nickel. German pharmaceutical journal. (DAZ) warns. Nickel allergies are contact allergies and are noisy. European Allergy Research Foundation (ECARF) through painful skin eczema that occurs hours or days after contact with the allergy trigger.

The first signs of contact allergies are:

  • Itching, burning, or pain in the skin.
  • Redness
  • swelling
  • papules
  • weeping blisters

Asparagus itself can also be an allergy trigger

In addition, vegetables themselves also have “allergenic potential.” It is currently unknown what substance in asparagus causes allergies. Because there are no studies yet, explains dermatologist Bernhard Homey from the skin clinic of the University of Düsseldorf to the DAZ. An allergy to asparagus is difficult to diagnose because the vegetable is usually consumed in combination with other foods and allergy symptoms appear delayed.

According to the German Allergy and Asthma Association (DAAB) In rare cases, asparagus can also cause allergic reactions in people who are allergic to birch pollen. In this case it is the so-called cross allergy, also known as food allergy associated with pollen. Those affected react to proteins in food in a similar way to those in pollen. A “cross reaction” occurs with tingling and itching in the mouth or even digestive problems. The symptoms are usually strong. DAAB so This is especially pronounced when there is high pollen content, additional alcohol consumption, stress or concomitant infections, such as a gastrointestinal infection.

This article only contains general information on the respective health topic and is therefore not intended for self-diagnosis, treatment or medication. In no case does it replace a visit to the doctor. Our editorial team cannot answer individual questions about medical conditions.

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