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The Luminelle blog.

Long answers to the questions people ask before they trust a score: why scanner apps over-flag, what an app should actually do for you, and what a meal and a cycle phase have to do with each other. Written by the people who build the app, with the numbers we used.

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Each post answers one question, states what other apps do better before it says what Luminelle does differently, and links to the regulator or the code the claim rests on. For the method behind the score itself, the methodology page is the whole thing.

Choosing an app · Scoring · September 1, 2026

What to look for in an ingredient scanner app

Eight questions to ask any scanner, each with a test you can run standing in the aisle. We make one of these apps, so the list is written to be checked against ours too.

By Alex Vasile

Or just scan something.

Free to download, free to scan. Every flag links to the regulator entry behind it, so you can check the reasoning rather than trust the number.

Download on the App StoreGet it on Google Play

Out now on iPhone and Android.

Blog: how ingredient scores and cycles work | Luminelle