The phrase "reintroduction phase" refers to a specific period when something or someone is being introduced again after a break or absence. Full definition
Since the elimination and reintroduction phases of the low FODMAP diet are very different, you may wish to use the Bot with your Dietary Specialist App dietitians to get the best guidance and support during each phase. (fodmapfriendly.com)
I actually only went back to the AIP with reintroductions phase. (paleocajunlady.com)
Perhaps you can save it for your post-diet reintroduction phase? (dailyburn.com)