If you find that certain foods cause your body to react negatively then you may have a food intolerance. Having a food intolerance is not dangerous but it can result in unpleasant symptoms when you eat foods that your body finds it difficult to cope with. 

Examples of symptoms caused by food intolerance include headache and nausea. You can get more information about a reliable food intolerance test in Sydney via internet sources.

Food intolerance should not be confused with a food allergy that causes the immune system to release chemicals that are designed to protect your body when certain foods are ingested. The reason that some people have a food intolerance is that they do not have the enzymes necessary to digest the food properly. 

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Intolerance to dairy products (known as lactose intolerance) is an example of a common type of food intolerance. Lactose intolerance is caused by a lack of the enzyme lactase that is necessary to damage milk sugar so it can be absorbed into the blood.

If you experience frequent headaches or feeling sick then you may have a food intolerance that you do not know about. Implementing food intolerance testing is the first step in feeling better because it allows you to identify the potential causes of your symptoms.

Food intolerance testing is simple, easy, and not expensive. There are many companies in the market that offer a food intolerance test. Preferably those that allow you to take a blood sample in the comfort of your own home and send it for analysis. You can find this food intolerance testing company by doing a simple search on the internet.