Signs Of Food Intolerances
Food intolerance can manifest in various ways, and its symptoms can vary between individuals. However, some common early signs of food intolerance include:
Digestive Issues:
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Bloating
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Gas
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Diarrhea
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Constipation
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Stomach cramps or pain
SkinReactions:
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Eczema or rashes
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Hives
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Flushing
Fatigue:
Unexplained tiredness or fatigue after eating certain foods.
Headaches or Migraines:
Frequent headaches or migraines that may be triggered by certain foods.
Mood Changes:
Anxiety, irritability, or mood swings that seem linked to food intake.
Respiratory Issues:
Nasal congestion, sinus headaches, or asthma-like symptoms.
Joint Pain:
Increased joint pain or discomfort associated with certain foods.
If someone becomes aware of recurring symptoms that seem linked to specific foods, it may be helpful to keep a food diary and discuss these observations with a healthcare provider. They can help determine if a food intolerance or another condition might be responsible for the symptoms. It's also important to note that food intolerances differ from food allergies, which can trigger more severe, immediate reactions.
Discover Your Food Intolerances with Our Simple IgG Test 🍽️
Are you experiencing bloating, fatigue, headaches, or other unexplained symptoms? It might be related to food sensitivities you aren't aware of. Our Food Intolerance Test helps identify foods that could be affecting your health by measuring IgG antibodies against over 400 different foods.
How It Works?
This test works through a simple finger-prick method—just like a regular blood sugar test! You only need a small sample of blood, which can be easily collected at home. The blood sample is then analysed to detect IgG antibodies that indicate your body’s reaction to specific foods.
Signs Of Food Intolerances
We screen for IgG reactions to over 400 foods, including:
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Dairy (milk, cheese, yogurt)
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Gluten (wheat, barley, rye)
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Nuts & Seeds (almonds, peanuts, chia)
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Fruits & Vegetables (tomatoes, potatoes, citrus)
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Meats & Fish (chicken, beef, salmon)
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Spices & Herbs (garlic, cumin, basil)
Food intolerances can cause a range of symptoms that impact your daily life, including:
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Digestive discomfort (bloating, gas)
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Fatigue and lack of energy
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Headaches or migraines
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Skin problems (eczema, acne)
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Joint pain or stiffness
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By identifying the foods your body has difficulty processing, you can adjust your diet to reduce or eliminate these symptoms, improving your overall health and wellbeing.
Benefits of the Test:
Easy and non-invasive: A simple pin-prick test you can do from the comfort of your home.
Fast and accurate results: Get insights into your food sensitivities in just a few days.
Personalised recommendations: Tailor your diet to avoid the foods causing discomfort and improve your digestion, energy, and skin health.
If you're ready to understand more about your body's reactions to food and take control of your health, this test is the first step towards feeling your best!
Food Allergy Testing Vs. Food Intolerance Testing (IgG Antibodies)
Both food allergies and food intolerances can cause similar symptoms, but they involve different mechanisms in the body. Understanding the distinction is crucial for accurate diagnosis and managing symptoms.
Food Allergy Testing (IgE Antibodies)
What it tests for:
Food allergies are immune system responses that occur when the body mistakenly identifies a food protein as a harmful substance. This triggers an IgE antibody response. Common allergens include peanuts, shellfish, milk, eggs, and tree nuts.
How it works:
An IgE test measures the specific antibodies your body produces in response to an allergen. It’s usually done through a blood test or skin prick test.
Symptoms: Food allergies cause immediate, severe reactions, such as:
Swelling of the lips, throat, or face
Skin rashes, hives, or itching
Difficulty breathing (anaphylaxis)
Vomiting or diarrhea (in extreme cases)
Test Results: If you have a food allergy, you’ll often be advised to completely eliminate the offending food from your diet and may require an epinephrine injector (EpiPen) for emergencies.


Food Intolerance Testing (IgG Antibodies
What it tests for:
Food intolerances are more subtle and usually involve the digestive system. IgG antibodies are involved in the body's response to foods it may have difficulty digesting or processing. Unlike allergies, IgG responses are often delayed, meaning symptoms may take hours or even days to appear.
How it works:
A blood test measures the IgG antibody levels to over 400 foods, helping to identify which foods may cause chronic symptoms or discomfort. It is typically done through a simple finger-prick test.
Symptoms: Food intolerances tend to cause chronic or long-term symptoms, such as:
Bloating, gas, or diarrhea
Fatigue or low energy
Headaches or migraines
Skin irritations (eczema, acne)
Joint pain
Test Results: If you have a food intolerance, the test helps pinpoint which foods may be causing discomfort. Unlike allergies, the symptoms from intolerances usually don’t involve severe, life-threatening reactions.
In Summary:
Food allergies are typically more dangerous and cause immediate, severe reactions that require urgent medical attention.
Food intolerances (tested through IgG antibodies) are less severe but can lead to long-term discomfort and chronic symptoms. Identifying which foods trigger your intolerance can help you make better dietary choices for improved well-being.
If you’re dealing with chronic symptoms like bloating, fatigue, or headaches, a Food Intolerance Test that measures IgG antibodies might help you discover the foods you should avoid for better health. On the other hand, if you suspect a serious allergy, seeking professional testing for IgE antibodies is essential.
