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 • Jan. 28, 2025

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 • Nov. 26, 2023

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 • Apr. 6, 2022

Instead of going on an elimination diet, vow to eat 1.5-2 cups of fruits and 2.5-3 cups of vegetables each day.

From Seattle Times • Dec. 27, 2021

This woman lost 80 pounds on a different kind of elimination diet.

From Fox News • Oct. 27, 2021