There is no scientific evidence that allergies can be diagnosed using these methods. I wanted to find a reliable food sensitivity test to do additional testing on my son, and that is how I came across this post. It may also be used to find out whether you have a true allergy or, instead, a sensitivity to a food.

The standard medical approach to the allergic patient is history, examination and testing including skin testing and RAST testing. Allergy blood tests don't carry any risk of allergic reaction as do skin tests and do not require parents to stop allergy medications before doing the test. Diets are designed to provide the foods that do not show as reactive foods on food sensitivity testing.

I was eating mostly Paleo before doing the test. "Muscle testing (applied kinesiology), hair testing and EAV (electronic testing) are not part of conventional allergy testing. This means that the tests often are positive when there's no food allergy.

Any … IgG 90 foods; IgG 180 foods; IgG 270 foods; IgG Vegetarian 90 foods; Immediate food allergy. This test, offered by various companies, reports IgG levels to multiple foods (usually 90 to 100 foods with a single panel test) claiming that removal of foods with high IgG levels can lead to improvement in multiple symptoms. Food sensitivity, also called food intolerance, is often confused with a food allergy. A food sensitivity test is also known as an immunoglobulin G (IgG) blood test, and it’s meant to identify what food intolerances or allergies a person has. Delayed food allergy could be delayed up to three days, making it much harder to identify what caused the reaction. Food allergy testing is used to find out if you or your child has an allergy to a specific food. I continued to follow the recommendations for 6 months and my symptoms never returned. Allergy blood tests are in general less sensitive than skin tests but have an advantage in some situations. Some websites even report that diets utilizing this test can help with symptoms of irritable bowel syndrome, autism, cystic fibrosis, rheumatoid arthritis and epilepsy. Delayed food allergy.

Food sensitivities can be more challenging to pinpoint.

IgE 20 foods; Immediate food allergy causes a nearly immediate allergic reaction, it’s what could be called a “classic” food allergy. Common foods causing sensitivity symptoms can be almost any food, ingredient, or chemical, even if it’s been consumed without suspicion in the past. "People get 100 tests, and many are false positives and they end up chasing their tails," Oppenheimer says. They also tend to be more useful when it comes to evaluating food allergies.