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Allergy Testing and Immunotherapy in Los Angeles, California

Name: Online quiz
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Price: 49.0 USD
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Rating: 4.5 (234 reviews)

In Los Angeles, California, allergens like ragweed, dust mites, and mold are common. Allergy immunotherapy can help build resistance against these allergens, providing relief from allergy symptoms and improving quality of life.

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Curex does not treat this allergen

Understanding and Managing Preservatives Allergy

Discover key signs, diagnosis tips, treatments, and diet advice for preservatives allergy. Get expert guidance to prevent reactions.

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#1 Online
Allergy Clinic

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50,000+
users

Reviewed by Curex clinical team

Dr. Chet Tharpe, M.D..

Updated May 3, 2025

Key Symptoms of Preservatives Allergy

Skin Rashes/Hives

One symptom of a preservative allergy can be the appearance of skin hives or rashes. This usually means that your body is responding to a substance you're allergic to. The skin may become red, itchy, and inflamed in areas that have come into contact with the preservative.

Difficulty Breathing

An individual with a preservative allergy might experience difficulty breathing. This can be due to the immune system's overreaction causing inflammation in the lungs, which restricts air flow and makes breathing difficult.

Swelling

Swelling of different body parts, particularly around the mouth and eyes, is another symptom of a preservative allergy. This swelling can be a part of the body's response to a perceived threat, leading to inflammation and swelling in certain areas.

Gastrointestinal Issues

Preservative allergies can also lead to gastrointestinal problems such as bloating, diarrhea, or vomiting. These symptoms occur as the immune system reacts to the foreign substance causing discomfort in the digestive system.

Severe Allergic Reaction (Anaphylaxis)

In severe cases, a serious allergic reaction known as anaphylaxis can occur. This rapid reaction can cause symptoms such as dizziness, fainting, rapid or weak pulse, and can be potentially life-threatening unless treated immediately.

Itching Sensation

An itching sensation, especially around the mouth, eyes, or the skin, can be a symptom of a preservative allergy. This sensation is typically caused by histamines, chemicals released by the immune system during an allergic reaction.

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How to Recognize if You're Allergic to Preservatives

If you suspect that you have an allergy to preservatives, it's important to recognize common symptoms and document your experiences. Here's a step by step guide to assist you:

Recognize the symptoms of a Food Preservative Allergy

Rash or hives: One of the most common symptoms of a food preservative allergy is skin irritation, such as a rash or hives, which usually occurs soon after eating a preserved food.
Stomach or digestion issues: Problems such as stomach pain, cramps, nausea, vomiting, or diarrhea can also indicate a food preservative allergy.
Respiratory problems: If you're experiencing difficulty breathing, wheezing, a nasal congestion, or a scratchy throat, this could indicate an allergy to preservatives.
Anaphylaxis: This is a severe allergic reaction that can result in a drop in blood pressure, rapid pulse, dizziness, or loss of consciousness. If you experience this, seek medical attention immediately.

Document Your Reactions to Preserved Foods

Start a food diary. Write down what you eat and any reactions you have, no matter how small. This can help you and your doctor see patterns and identify potential triggers.

Get Tested for Preservative Allergy

Make an appointment with an allergist for testing. They may perform a skin prick test or a blood test to ascertain if you're allergic to preservatives.

Elimination Diet

Your doctor may suggest an elimination diet, where you avoid certain foods with preservatives and then gradually reintroduce them to see if symptoms recur.

Remember it's essential to consult with a healthcare professional for an accurate diagnosis since many allergy symptoms can be similar.

Clinical Support

Our team is here to help!

Dr. Neeta Ogden, MD

Curex is poised to revolutionize the way allergies are treated in America, expanding access to clinical care and treatments that can meaningfully improve patients quality of life.

Dr. Ravi Patel, VP Telemedicine

At Curex, our mission is to help people improve their health and quality of life by understanding their allergies and treating them at their source.We provide more than individualized prescription treatments; we provide individualized care.

Jill Hamburg, PA - C

Immunotherapy made simple. We enable patients to receive personalized allergy care on their own time. No more waiting rooms.

Dr. Chet Tharpe, Medical Director

Curex has set the standard for the virtual allergy experience. From the comfort of their home, patients nationwide are able to receive a personalized treatment plan from an experienced clinician, aimed at treating the source of their allergies, not just the symptoms.

Kayla Mardaga, NP

Curex offers convenient at-home allergy testing options. Our goal is to determine if a patient would benefit from immunotherapy and then customize a treatment plan that can reduce both the symptoms and the reliance on allergy medications.

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When Preservatives Grows and Its Impacts

Where Preservatives Grows Across the USA?

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Diagnostic of Preservatives Allergy with Curex

At-Home Automatic Test Kit

Receive a painless automatic blood collector at-home. Takes less than 5 minutes. Ship it back when done

In-Lab Test

Take your test at a local lab location. (often available same day)

Concierge At-Home Test

A medical professional comes to your home or office for a quick blood draw.(schedule 5-7 days in advance)

Tips for Avoiding Preservatives Allergy

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Read Labels Carefully

Always check food product labels while purchasing. Look for any preservative names you are allergic to, as many processed foods include them. Avoiding foods with these ingredients altogether is important to avoid triggering an allergic reaction.

Maintain a Preservative-free Diet

Choose to eat fresh fruits, vegetables, and meats as much as possible. Eating fresh, whole foods not only reduces the risk of consuming preservatives inadvertently but also contributes to overall health. You can also cook meals at home using fresh ingredients to have better control over what goes into your food.

Avoid Cosmetics with Preservatives

Just like food, cosmetics can also contain preservatives. If you have a known allergy, it's important to read the labels carefully before purchasing any new skin or hair product. Choose preservative-free options or opt for natural and organic products.

Keep a Food Diary

Keeping track of what you consume can be useful in managing any kind of food allergy. Document dates, meals, snacks, and any reactions in a dedicated diary or app. Over time, this can help you identify any patterns and avoid particular foods that cause your allergic reactions.

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Prevents allergies long term

Commute to clinic every week

Treatment injected weekly by syringe

Evaluation and testing in the clinic

Clinical visits require scheduling

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Diet to Ease Preservatives Allergy Symptoms

If you have preservatives allergy, your body's reaction to it might be eased by incorporating certain foods into your diet.

Enjoy Fresh Fruits and Vegetables

Apples: Apples are high in quercetin, an antioxidant that can reduce inflammation and allergic reactions.
Oranges: Citrus fruits, such as oranges, are high in vitamin C, which can boost your immune system and improve your body's response to allergens.
Berries: Berries, such as strawberries, raspberries, and blueberries, are rich in antioxidants that can help your body eliminate toxins, reducing the risk of allergy symptoms.
Broccoli: Broccoli is an excellent source of vitamin C. It also has a compound called sulforaphane that can help regulate your immune system and prevent allergic reactions.
Spinach: Spinach is rich in vitamin E and omega-3 fatty acids, which can reduce inflammation in the body and prevent allergy symptoms.

Add Anti-inflammatory Foods

Fatty Fish: Fatty fish, such as salmon, sardines, and mackerel, are rich in omega-3 fatty acids, which can help reduce inflammation and allergic reactions.
Flaxseeds: Flaxseeds also contain omega-3 fats, which can help boost your immune system and reduce the severity of allergy symptoms.

Include Probiotic-Rich Foods

Kefir: Kefir is a fermented beverage high in probiotics, which can support a healthy gut microbiome and improve your immune response to allergens.
Yogurt: Plain yogurt is also rich in probiotics, which can help manage allergic reactions.

Remember, combined with the avoidance of preservative-rich foods, these nutritional choices can help manage your preservatives allergy symptoms. However, please consult with an allergist or dietitian for personalized dietary advice.

What Food Worsens Preservatives Allergy

If you have a preservatives allergy, several types of food can worsen your symptoms. It's crucial to educate yourself on these so you can make informed dietary choices and better manage your allergy.

Foods with Artificial Preservatives

Processed Foods: These commonly contain preservatives to increase shelf life. This includes canned foods, ready-to-eat meals, and cured meats like bacon and sausages.
Fast Food: Many fast food items contain preservatives, from burgers and fries to drinks and desserts.

Foods with Natural Preservatives

Wine and Beer: These often contain sulphites, a type of preservative that some people are allergic to.
Dried Fruit: Sulphites are also commonly used in dried fruits to maintain colour and prolong shelf life.

While these are general categories of food that may trigger preservatives allergy symptoms, it's important to always check food labels as allergen content can vary between brands and products.

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Allergy FAQ

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What preservatives are most likely to trigger allergic reactions?

Common Preservatives Triggering Allergic Reactions

Sulfites: Often found in wines and dried fruits, sulfites can cause respiratory issues, especially in asthmatics.

Parabens: Common in cosmetics and pharmaceuticals, parabens may cause skin irritation and allergies.

Benzoates: Present in soft drinks and acidic foods, benzoates can lead to skin rashes and hives.

Nitrates and Nitrites: These are used in processed meats and can trigger headaches or skin reactions.

How can someone identify if a food contains preservatives that might cause an allergy?

Identify Preservatives in Food

Read food labels carefully. Ingredients known to be preservatives include BHA, BHT, sulfites, and nitrites.

Look for terms like "preservative," "additive," or "E-numbers" which often indicate chemical preservatives.

Research or contact the manufacturer if you're unsure about any ingredient listed on the label.

Consider using apps or websites designed to identify preservatives in food items by scanning barcodes.

If dining out, inquire about how food is prepared and whether preservatives are used.

Are there any preservatives listed under different names that should be avoided by people with allergies?

Avoiding Hidden Preservatives

**Sulfites**: Often listed as sulfur dioxide, sodium metabisulfite, or potassium bisulfite. Can cause severe reactions in those with asthma or sulfite sensitivity.
**Benzoates**: May appear as sodium benzoate or potassium benzoate. Common in acidic foods and beverages.
**Parabens**: Used in personal care products, can be listed as methylparaben, ethylparaben, propylparaben, etc.
**Nitrates and Nitrites**: Appearing as sodium nitrate or sodium nitrite, often found in processed meats.
**MSG (Monosodium Glutamate)**: Sometimes under the guise of hydrolyzed protein or autolyzed yeast extract, causing issues for some individuals.

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At-home Immunotherapy

Benefits of Curex

At-home treatment

Apply treatments in minutes from the comfort of your own home with under-the-tongue applications instead of shots or pills

5-30x higher cumulative dose vs allergy shots

Sublingual immunotherapy delivers a higher dose of allergens over the course of treatment.

Potential for results in as few as 6 months

Individual results vary but some users have reported a noticeable difference in as few as 6-12 months since starting treatments

Excellent safety profile

Studies that have been reviewed by certified physicians show that sublingual immunotherapy is a safe treatment option

Allergy Testing and Immunotherapy in Los Angeles, California

Understanding and Managing Preservatives Allergy

Reviewed by Curex clinical team