Science Blog

Food Allergies vs. Intolerance

Many people confuse food allergies with intolerance; the thought that they are the same is a common misconception. Intolerance can cause some of the same symptoms as a food allergy, but overall is less severe. As a reaction to a food intolerance, one might have digestive issues or even headaches, but a food allergy is an immune system response that can cause far more serious health issues, including anaphylaxis (closing of the throat).

One of the main causes of food intolerance is lacking the necessary enzyme to breakdown a specific molecule. For example, in milk, lactose is a type of ...

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