elimination diet

American  

noun

1. a diet regimen aimed at identifying foods or additives that may be causing an allergy or other symptom, and usually involving the removal of suspected foodstuffs from the diet to see if the symptoms disappear, then adding them back one at a time to see which ones make the symptoms recur.

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Etymology

Origin of elimination diet

First recorded in 1920–25

Example Sentences

A temporary elimination diet, where you stop eating certain foods, can also help to work out which foods you might be intolerant to.

From Salon

“This is a clean, straightforward brand and zero calories — just your electrolytes. It isn’t flavored, though, so would not be an adequate water flavoring product. It would be good for a smoothie boost or if someone is on an elimination diet. But you’d need to add in a carbohydrate source, like fruit, for this to be more hydrating. It would have to be a whole lemon squeezed in. Or, if doing a smoothie, add a quarter cup of frozen berries to help absorb the electrolytes and help hydration.”

From Los Angeles Times

Elle was diagnosed with an allergic disorder of the oesophagus and prescribed a strict elimination diet but she said she "still felt awful".

From BBC

In the past two to three years, people have almost gone on an elimination diet with fitness, where you take everything away and add things back in to kind of figure out what’s meaningful to you.

From Los Angeles Times

As you contemplate inching back toward them, maybe think of this as a relationship elimination diet: You removed your parents from your life almost entirely and got yourself to a healthy place.

From Washington Post