$49$0.99

FALL SALE

Get started with the most affordable immunotherapy for only $49 $9.99
Discount applied at checkout.

Allergy Testing and Immunotherapy in Los Angeles, California

Name: Online quiz
Brand: Quiz
SKU: 00000001
Price: 49.0 USD
Availability: OnlineOnly
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.

Start with a free quiz

Curex does not treat this allergen

Bisulfite Allergy: Symptoms & Treatment

Explore bisulfite allergy symptoms, avoidance tips, diet plans, and learn about US growth periods for a healthier lifestyle.

Start with a free quiz

#1 Online
Allergy Clinic

curex user showing allergy treatment kit

a male patient showing allergy drops vial

50,000+
users

Reviewed by Curex clinical team

Dr. Chet Tharpe, M.D..

Updated May 3, 2025

Key Symptoms of Bisulfites Allergy

Difficulty Breathing

People with a bisulfites allergy may experience difficulty in breathing due to the inflammatory response of the immune system. This may manifest as shortness of breath or a feeling of breathlessness, which can be uncomfortable and even scary for the person experiencing it.

Abdominal Pain

Abdominal pain is another common symptom of bisulfites allergy. This happens when the body's immune system reacts to the allergen by increasing inflammation in the digestive system, leading to pain and discomfort in the abdomen.

Vomiting and Diarrhea

Vomiting and diarrhea are the body's way of getting rid of the allergen quickly. These symptoms usually occur shortly after the consumption of bisulfites and can be severe in some cases.

Rash or Hives

Rashes or hives appear on the skin due to the body's inflammatory response to the bisulfites allergen. This leads to red, itchy bumps or patches on the skin that can be highly uncomfortable.

Runny Nose or Nasal Congestion

People with a bisulfites allergy may also experience symptoms like a runny nose or nasal congestion. These symptoms happen when the immune system triggers inflammation in the nasal passages in response to the allergen.

Anaphylaxis

In severe cases, a bisulfites allergy can lead to anaphylaxis, a life-threatening allergic reaction. Symptoms include difficulty breathing, a sudden drop in blood pressure, rapid pulse, dizziness, or loss of consciousness. Immediate medical attention is required if anaphylaxis occurs.

Recognize your symptoms?

Take a Quiz

woman laying on a field of grass smiling

How to Recognize if You're Allergic to Bisulfites

If you suspect you have an allergy to Bisulfites, recognizing the symptoms and then consulting with an allergist can help confirm your suspicion. Follow these steps:

Identify Common Bisulfites Allergy Symptoms

Wheezing or difficulty breathing: This could be a sign of a bisulfites allergy, especially if it occurs shortly after consuming food or drink containing bisulfites.
Diarrhea: This could be a digestive response triggered by ingestion of bisulfites.
Stomach upset or vomiting: This can also be a digestive response to bisulfites.
Rapid heartbeat: This may occur in severe cases of bisulfites allergy.
Hives or rash: If you develop skin reactions after consuming products containing bisulfites, it could indicate an allergy.

Consult with an Allergist

An allergist can perform tests to confirm a bisulfites allergy. These may include a skin prick test or a blood test. They will also review your medical history and symptoms. Informing your allergist about any foods or drinks that have triggered reactions can help to establish a diagnosis.

Undergo a Food Challenge

In some cases, an allergist might conduct a supervised oral food challenge. You will consume small amounts of foods or liquids containing bisulfites in a controlled medical environment to monitor for reactions.

Through these steps, you can confirm whether or not you have a bisulfites allergy. Note that bisulfites are found in various foods and drinks and are often used to preserve food color and prolong shelf-life. Always read food labels carefully and avoid products with bisulfites if you have been diagnosed with this allergy.

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.

Happy Customers

We love helping people!

Allie, Nevada

"I have two cats I can finally cuddle!"
‍

Cat and dog allergies

Zachary, Texas

“I can breathe through my nose for the first time in like 20 years!"

Dust and mold allergies

Erika, New York

“I've noticed less sneezing and shortness of breath.”

Tree and grass allergies

Richard, Texas

I love the convenience!
‍

Tree and cat allergies

50,000+ users have overcome their allergies

Am I eligible?

When Bisulfites Grows and Its Impacts

Where Bisulfites Grows Across the USA?

Don't wait until next season. Start now and enjoy a life free from allergies!

Am I eligible?

Diagnostic of Bisulfites 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 Bisulfites Allergy

‍

Understand and Recognize Bisulfites

It's important for you to know exactly what bisulfites are, where they can be found and what they do. They are additives commonly used in food preparation and wine processing, but they can also be present in some prescription drugs. Becoming aware of these facts is the first step towards preventing allergic reactions.

Avoid Processed Foods

Processed foods are the most common source of bisulfites. It is often used as a preservative in products like cold cuts, frozen foods, and canned goods. Making a concerted effort to purchase and consume fresh foods can drastically reduce the risk of exposure.

Read Labels Carefully

Make it a habit to always check food and beverage labels for bisulfites. They are often listed as 'sulfites', so be wary of any products with this ingredient. Also, some products might mention that they 'may contain' sulfites; avoiding these products is a good precaution.

Consult With An Allergist

If you suspect you have a bisulfite allergy, it's crucial to see a professional. An allergist can conduct tests to confirm if you have the allergy and can give you advice on how to avoid bisulfites and manage potential reactions.

Ready to forget about allergy hassles? Try immunotherapy!

Take a Quiz

PREVENTION+

Prevents allergies long term

At-home treatment saves time

Treatment taken daily under the tongue

Evaluation & allergy test at home

Talk or text with your clinician, as needed

$49/month (copays may apply)

ALLERGY SHOTS

Prevents allergies long term

Commute to clinic every week

Treatment injected weekly by syringe

Evaluation and testing in the clinic

Clinical visits require scheduling

Surprise insurance bills and high copays

Diet to Ease Bisulfites Allergy Symptoms

Adopt a Diet High in Vitamin C

Vitamin C is a natural antihistamine, which can help to lower your body’s response to allergens like bisulfites. Include foods rich in Vitamin C to your diet such as:

Citrus fruits: Oranges, Grapefruits, and Lemons are high in vitamin C.
Berries: Strawberries, Raspberries, and Blueberries are Vitamin C-rich foods.
Peppers: Red bell peppers and green bell peppers are both high in this vitamin.
Leafy greens: Spinach and kale are excellent sources of Vitamin C.

Maintain a Diet Rich in Quercetin

Quercetin is known for its antihistamine properties and is a natural plant pigment, flavonoid, and can inhibit the release of histamines in your body. Foods with high quercetin content include:

Apples: Apples are one of the highest fruit sources of quercetin.
Onions: Onions, especially red onions, contain a good amount of quercetin.
Capers: Capers have some of the highest amounts of quercetin per 100 grams.
Dark cherries: These fruit, especially when consumed fresh, have significant levels of quercetin.

Increase Probiotics in Your Diet

Probiotics are known to improve immune response and potentially decrease allergy symptoms. Foods with probiotics include:

Yogurt: Choose natural yogurts, ideally those advertised as having live cultures.
Keifr: This fermented milk drink is a great source of probiotics.
Kimchi: This traditional Korean food is packed with probiotics.
Miso: This traditional Japanese seasoning is rich in probiotics.

What Food Worsens Bisulfites Allergy

People with bisulfites allergy should be careful to avoid certain foods and drinks that can exacerbate their symptoms. These include:

Foods that contain sulfites

Processed Foods: Bisulfites are often used as preservatives in processed foods, including canned fruits and vegetables, snack foods, frozen foods, and ready-made meals.
Pickled Foods and Condiments: Pickles, olives, relishes, jams, jellies, and other condiments can contain bisulfites.
Bakery Products: Many commercial bakery products like cookies, cakes, and breads may contain bisulfites as a dough conditioner.
Prepared Potato Products: Frozen fries, dehydrated potato mixes, and other commercially prepared potato products may contain bisulfites.

Drinks that contain sulfites

Alcoholic Beverages: Wines, beers, and hard ciders often contain bisulfites as a preservative.
Bottled Lemon and Lime Juice: These often contain bisulfites to maintain color and freshness.
Fruit and Vegetable Juices: Commercially prepared juices may contain bisulfites as a preservative.

Other items to avoid

Medications: Some medications, including certain asthma medications and injectable epinephrine, can contain sulfites. Check with your healthcare provider or pharmacist.
Cosmetics: Some lip balms, lotions, and other cosmetics can contain sulfites.

Please remember, it is essential to read food labels carefully to know if they contain bisulfites. When in doubt, it is always safer to avoid the product or contact the manufacturer for more information.

Get Your Long-Term Relief Now - $49

Review your allergy test results with a Curex allergist.

Get Started

Allergy FAQ

‍

Can bisulfites in medication trigger an allergic reaction?

Can Bisulfites Trigger Allergic Reactions?

Bisulfites in medications can cause allergic reactions in sensitive individuals.

Symptoms may include hives, swelling, and difficulty breathing.

These reactions are more common in people with asthma or sulfite sensitivity.

Always check medication labels and consult with a healthcare professional if you have a known sulfite allergy.

Which foods and drinks commonly contain bisulfites as preservatives?

Common Foods and Drinks with Bisulfites

Dried fruits such as apricots, raisins, and prunes.

Packaged potatoes, including pre-cut and frozen options.

Alcoholic beverages like wine and beer.

Condiments such as vinegar and pickled foods.

Processed baked goods, including certain bread and cookies.

Bottled lemon and lime juices.

Are there labeling requirements for bisulfites in packaged foods?

Labeling Requirements for Bisulfites

In the United States, the Food and Drug Administration (FDA) mandates that packaged foods containing sulfiting agents, such as bisulfites, at levels of 10 parts per million (ppm) or more must declare their presence on the label.

The labeling is required to help individuals with sulfite sensitivity or allergy safely identify products that might cause adverse reactions.

Manufacturers must list bisulfites or other sulfites in the ingredient list, ensuring clear visibility for consumers.

Have questions left?

‍

Take our quiz and get a personalized consultation!

Take a Quiz

Treatment prescribed
by clinician

Clinicaly made allergen extracts are customized for your allergies

Your immune system gets desensitized to allergens, giving you long-term relief.

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

Bisulfite Allergy: Symptoms & Treatment

Reviewed by Curex clinical team