# GF Scanner

> Scan food barcodes and ingredient labels for gluten with GF Scanner. Your first scan is free; Pro adds unlimited scans and AI analysis. In 33 languages.

App Store: https://apps.apple.com/app/apple-store/id6748646842
Google Play: https://play.google.com/store/apps/details?id=com.patzerllc.GlutenScanner

## Homepages by language

- [English](https://glutenfreescannerapp.com/)
- [العربية](https://glutenfreescannerapp.com/ar/)
- [Dansk](https://glutenfreescannerapp.com/da/)
- [Deutsch](https://glutenfreescannerapp.com/de/)
- [Español](https://glutenfreescannerapp.com/es/)
- [Français](https://glutenfreescannerapp.com/fr/)
- [Italiano](https://glutenfreescannerapp.com/it/)
- [日本語](https://glutenfreescannerapp.com/ja/)
- [한국어](https://glutenfreescannerapp.com/ko/)
- [Nederlands](https://glutenfreescannerapp.com/nl/)
- [Norsk](https://glutenfreescannerapp.com/no/)
- [Português (Brasil)](https://glutenfreescannerapp.com/pt-BR/)
- [Svenska](https://glutenfreescannerapp.com/sv/)
- [简体中文](https://glutenfreescannerapp.com/zh-CN/)
- [繁體中文](https://glutenfreescannerapp.com/zh-TW/)

## Guides (English)

- [Gluten-Free Scanner App Guides](https://glutenfreescannerapp.com/guides/): Browse GF Scanner guides for barcode checks, label reading, restaurant menus, iPhone scanning, and everyday gluten-free shopping.
- [Apps for a Gluten Free Diet](https://glutenfreescannerapp.com/guides/apps-for-gluten-free-diet/): Make a gluten-free diet easier to manage from one iPhone app: scan labels and barcodes, save trusted products, and check restaurant menus in 33 languages.
- [Best Gluten Free Scanner App](https://glutenfreescannerapp.com/guides/best-gluten-free-scanner-app/): Looking for the best gluten-free scanner app? GF Scanner pairs accurate ingredient-label analysis with fast barcode checks, offline scanning, and 33 languages.
- [Celiac Disease Food Safety App](https://glutenfreescannerapp.com/guides/celiac-disease-food-safety/): Even trace gluten can trigger intestinal inflammation, often causing bloating, diarrhea, fatigue, or brain fog within hours to days.
- [Gluten Free Barcode Scanner](https://glutenfreescannerapp.com/guides/gluten-free-barcode-scanner/): GF Scanner is free to download, and your first scan, barcode or label, is free.
- [Gluten Free Restaurant Dining Guide](https://glutenfreescannerapp.com/guides/gluten-free-dining-guide/): Call ahead to confirm dedicated gluten-free prep, ask about shared fryers and toasters, and order naturally gluten-free items like grilled proteins, rice
- [Gluten Free Food Checker App](https://glutenfreescannerapp.com/guides/gluten-free-food-checker-app/): Check any packaged food for gluten in seconds — GF Scanner reads the label and flags hidden wheat, barley, rye, malt, and risky additives right on your iPhone.
- [Best Gluten Free Grocery Shopping App](https://glutenfreescannerapp.com/guides/gluten-free-grocery-shopping/): Certified gluten-free brands include Canyon Bakehouse, Schär, Udi's, Bob's Red Mill (GF line), King Arthur Measure for Measure, and Enjoy Life.
- [Gluten Free Scanner App](https://glutenfreescannerapp.com/guides/gluten-free-scanner-app/): Scan a barcode or ingredient label on your iPhone and GF Scanner explains the gluten risk in seconds, with offline label reading and 33-language support.
- [Gluten Free Scanner for iPhone](https://glutenfreescannerapp.com/guides/gluten-free-scanner-for-iphone/): Turn your iPhone into a gluten-free scanner: point the camera at a barcode or ingredient list and get a clear gluten-free answer in seconds, even offline.
- [Hidden Gluten in Food](https://glutenfreescannerapp.com/guides/hidden-gluten-in-food/): Common hidden sources include malt (malt vinegar, malt extract, malt flavoring), brewer's yeast, seitan, hydrolyzed wheat protein, and some soy sauces.
- [How to Read Food Labels for Gluten](https://glutenfreescannerapp.com/guides/read-food-labels-for-gluten/): In the US, the FDA requires products labeled "gluten-free" to contain less than 20 parts per million (ppm) of gluten.
- [Is It Gluten-Free? — Ingredient Guide](https://glutenfreescannerapp.com/is-it-gluten-free/): Quick, sourced answers to the most common "is X gluten-free" questions. Each page gives a definitive verdict, the caveats that matter, and the exact label phrasing to look for.
- [Is beer gluten-free?](https://glutenfreescannerapp.com/is-it-gluten-free/beer/): Is beer gluten-free? Most beer is made from barley and contains gluten. Dedicated gluten-free beers (from sorghum, rice, or millet) are safe.
- [Is buckwheat gluten-free?](https://glutenfreescannerapp.com/is-it-gluten-free/buckwheat/): Is buckwheat gluten-free? Yes — despite the name, buckwheat is naturally gluten-free. It's a pseudo-grain unrelated to wheat.
- [Is caramel color gluten-free?](https://glutenfreescannerapp.com/is-it-gluten-free/caramel-color/): Is caramel color gluten-free? Yes — caramel color in the US and Europe is almost always made from corn or sugar, and wheat-derived versions are processed below detection.
- [Is chocolate gluten-free?](https://glutenfreescannerapp.com/is-it-gluten-free/chocolate/): Is chocolate gluten-free? Pure chocolate is naturally gluten-free, but watch for barley malt flavoring, cookie pieces, and cross-contamination in mixed bars.
- [Is citric acid gluten-free?](https://glutenfreescannerapp.com/is-it-gluten-free/citric-acid/): Is citric acid gluten-free? Yes — citric acid is produced by fermenting sugar (usually from corn or molasses) and is gluten-free.
- [Is corn gluten-free?](https://glutenfreescannerapp.com/is-it-gluten-free/corn/): Is corn gluten-free? Yes — corn is naturally gluten-free. Corn, cornmeal, corn flour, and popcorn are all safe for celiacs.
- [Is cornstarch gluten-free?](https://glutenfreescannerapp.com/is-it-gluten-free/cornstarch/): Is cornstarch gluten-free? Yes — cornstarch is made from pure corn and is naturally gluten-free, safe for celiacs.
- [Is couscous gluten-free?](https://glutenfreescannerapp.com/is-it-gluten-free/couscous/): Is couscous gluten-free? No — traditional couscous is made from semolina wheat and contains gluten. Try GF alternatives like quinoa, rice, or millet couscous.
- [Is dextrin gluten-free?](https://glutenfreescannerapp.com/is-it-gluten-free/dextrin/): Is dextrin gluten-free? Usually yes — dextrin is typically made from corn, tapioca, or potato, and US labels must disclose wheat-derived dextrin.
- [Is distilled vinegar gluten-free?](https://glutenfreescannerapp.com/is-it-gluten-free/distilled-vinegar/): Is distilled vinegar gluten-free? Yes — the distillation process removes gluten, even from wheat-based vinegars. All distilled vinegars are safe for celiacs.
- [Is malt vinegar gluten-free?](https://glutenfreescannerapp.com/is-it-gluten-free/malt-vinegar/): Is malt vinegar gluten-free? No — malt vinegar is made from barley and contains gluten. Celiacs should avoid it. Distilled white vinegar is safe.
- [Is maltodextrin gluten-free?](https://glutenfreescannerapp.com/is-it-gluten-free/maltodextrin/): Is maltodextrin gluten-free? Yes — despite the name, maltodextrin in the US is almost always gluten-free and safe for celiacs.
- [Is modified food starch gluten-free?](https://glutenfreescannerapp.com/is-it-gluten-free/modified-food-starch/): Is modified food starch gluten-free? In the US it's usually gluten-free — wheat-based starches must be disclosed under FALCPA. Most come from corn.
- [Is MSG gluten-free?](https://glutenfreescannerapp.com/is-it-gluten-free/msg/): Is MSG gluten-free? Yes — monosodium glutamate is made by fermenting corn, sugar beet, or sugar cane, and is gluten-free and safe for celiacs.
- [Are natural flavors gluten-free?](https://glutenfreescannerapp.com/is-it-gluten-free/natural-flavors/): Are natural flavors gluten-free? Usually yes — US FALCPA requires wheat disclosure. Barley and rye aren't mandatory to declare, so check for a gluten-free claim.
- [Are oats gluten-free?](https://glutenfreescannerapp.com/is-it-gluten-free/oats/): Are oats gluten-free? Pure oats are naturally gluten-free but are usually cross-contaminated with wheat. Only certified gluten-free oats are safe for celiacs.
- [Is quinoa gluten-free?](https://glutenfreescannerapp.com/is-it-gluten-free/quinoa/): Is quinoa gluten-free? Yes — quinoa is a naturally gluten-free pseudo-grain. Watch for cross-contamination in bulk bins and flavored quinoa blends.
- [Is rice gluten-free?](https://glutenfreescannerapp.com/is-it-gluten-free/rice/): Is rice gluten-free? Yes — all pure rice (white, brown, jasmine, basmati, wild) is naturally gluten-free. Watch flavored rice mixes and rice pilafs.
- [Is seitan gluten-free?](https://glutenfreescannerapp.com/is-it-gluten-free/seitan/): Is seitan gluten-free? No — seitan is made from vital wheat gluten and is essentially pure gluten. It is never safe for celiacs.
- [Is soy sauce gluten-free?](https://glutenfreescannerapp.com/is-it-gluten-free/soy-sauce/): Is soy sauce gluten-free? Most traditional soy sauces contain wheat and are not gluten-free. Tamari and certified gluten-free soy sauces are safe alternatives.
- [Is spelt gluten-free?](https://glutenfreescannerapp.com/is-it-gluten-free/spelt/): Is spelt gluten-free? No — spelt is an ancient variety of wheat and contains gluten. It is not safe for people with celiac disease.
- [Is tamari gluten-free?](https://glutenfreescannerapp.com/is-it-gluten-free/tamari/): Is tamari gluten-free? Usually yes — tamari is traditionally wheat-free, but some modern brands add a small amount of wheat. Only buy bottles labeled gluten-free.
- [Is vanilla extract gluten-free?](https://glutenfreescannerapp.com/is-it-gluten-free/vanilla-extract/): Is vanilla extract gluten-free? Yes — vanilla extract is made from vanilla beans and distilled alcohol, both gluten-free. Imitation vanilla is also GF.
- [Is xanthan gum gluten-free?](https://glutenfreescannerapp.com/is-it-gluten-free/xanthan-gum/): Is xanthan gum gluten-free? Yes — xanthan gum is produced by bacterial fermentation and is a staple binder in gluten-free baking.
- [Is yeast gluten-free?](https://glutenfreescannerapp.com/is-it-gluten-free/yeast/): Is yeast gluten-free? Baker's, nutritional, and active dry yeast are gluten-free. Brewer's yeast from beer contains gluten — always check the source.

Localized guides: 532 pages under the language folders above; every page links to its language hub.


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