Top 100 Incompatible Ingredients for the Gluten Free Diet

The 100 ingredients we flag most often as not fitting a diet, with the reason each one is flagged.

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Visit the Ingredient Guide for the full list for each diet.

Gluten Free Banned Ingredients for Other Diets

Gluten Free

Rank	Ingredient	Compatibility	Description
1	Gluten	Never Gluten Free	Gluten is a general name for the proteins found in different forms of wheat.
2	Wheat	Never Gluten Free	Wheat includes gluten. Check the ingredients if gluten-free is not on the label.
3	Starch	Sometimes Gluten Free	If found on a meat or poultry product could be from any grain, including wheat.
4	Eggs	Sometimes Gluten Free	May contain gluten if used as an ingredient. Some foods add wheat based batter to eggs.
5	Chocolate	Sometimes Gluten Free	Some varieties have a risk of contamination from other products. Read the label to see if gluten free.
6	Barley	Never Gluten Free	Often contains a form of grain gluten. Check the ingredients if gluten-free is not on the label.
7	Egg	Sometimes Gluten Free	May contain gluten if used as an ingredient. Some foods add wheat based batter to eggs.
8	Malt	Never Gluten Free	Many malted products contains gluten. Check the ingredients if gluten-free is not on the label.
9	Seasoning	Sometimes Gluten Free	Some seasonings contain gluten.
10	Semolina	Never Gluten Free	Variety or derivative of wheat. Check the ingredients if gluten-free is not on the label.
11	Durum	Never Gluten Free	Variety or derivative of wheat. Check the ingredients if gluten-free is not on the label.
12	Meat	Sometimes Gluten Free	Many imitation or processed meats include wheat-based ingredients.
13	Chips	Sometimes Gluten Free	Some potato chip seasonings may contain malt vinegar or wheat starch.
14	Dextrin	Sometimes Gluten Free	If found on a meat or poultry product could be from any grain, including wheat.
15	Dough	Sometimes Gluten Free	May contain gluten. Must be verified by checking the label or by contacting the manufacturer.
16	Pasta	Sometimes Gluten Free	Often contains a form of grain gluten. Check the ingredients if gluten-free is not on the label.
17	Stock	Sometimes Gluten Free	Some stock cubes include wheat-based food additives.
18	Bread	Sometimes Gluten Free	Often contains a form of grain gluten. Check the ingredients if gluten-free is not on the label.
19	Roux	Sometimes Gluten Free	Often contains a form of grain gluten. Check the ingredients if gluten-free is not on the label.
20	Rye	Never Gluten Free	Often contains gluten. Check the ingredients if gluten-free is not on the label.
21	Crust	Sometimes Gluten Free	Often contains a form of grain gluten. Check the ingredients if gluten-free is not on the label.
22	Farina	Never Gluten Free	Variety or derivative of wheat. Check the ingredients if gluten-free is not on the label.
23	Dressing	Sometimes Gluten Free	May contain malt vinegar, soy sauce, flour.
24	Cookie	Sometimes Gluten Free	Often contains a form of grain gluten. Check the ingredients if gluten-free is not on the label.
25	Cake	Sometimes Gluten Free	Often contains a form of grain gluten. Check the ingredients if gluten-free is not on the label.
26	Candy	Sometimes Gluten Free	Some candies include wheat-based ingredients.
27	Sausage	Sometimes Gluten Free	May contain wheat-based additives.
28	Biscuit	Sometimes Gluten Free	Often contains a form of grain gluten. Check the ingredients if gluten-free is not on the label.
29	Buckwheat	Sometimes Gluten Free	Often contaminated with other grains, such as wheat.
30	Tortilla	Sometimes Gluten Free	Often contains a form of grain gluten. Check the ingredients if gluten-free is not on the label.
31	Graham	Never Gluten Free	Variety or derivative of wheat. Check the ingredients if gluten-free is not on the label.
32	Granola	Sometimes Gluten Free	Some bars may contain wheat as an ingredient, and most use oats that are not gluten-free.
33	Spelt	Never Gluten Free	An ancient strain of wheat and contains gluten levels similar to modern day wheat.
34	Bulgur	Sometimes Gluten Free	A cereal food often made with wheat-based ingredients.
35	Soup	Sometimes Gluten Free	Pay special attention to cream-based soups, which have flour as a thickener. Many contain barley.
36	Marinade	Sometimes Gluten Free	May contain malt vinegar, soy sauce, flour.
37	Pretzel	Sometimes Gluten Free	Often contains a form of grain gluten. Check the ingredients if gluten-free is not on the label.
38	Beer	Sometimes Gluten Free	Often contains a form of grain gluten. Check the ingredients if gluten-free is not on the label.
39	Orzo	Sometimes Gluten Free	A form of short-cut pasta. Often made with wheat-based ingredients.
40	Cracker	Sometimes Gluten Free	Often contains a form of grain gluten. Check the ingredients if gluten-free is not on the label.
41	Triticale	Never Gluten Free	Often contains a form of grain gluten. Check the ingredients if gluten-free is not on the label.
42	Couscous	Sometimes Gluten Free	Made from granules of durum wheat, so it is not gluten-free.
43	Noodle	Sometimes Gluten Free	Often contains a form of grain gluten. Check the ingredients if gluten-free is not on the label.
44	Wafer	Sometimes Gluten Free	May contain gluten. Must be verified by checking the label or by contacting the manufacturer.
45	Brownie	Sometimes Gluten Free	Often contains a form of grain gluten. Check the ingredients if gluten-free is not on the label.
46	Roll	Sometimes Gluten Free	Often contains a form of grain gluten. Check the ingredients if gluten-free is not on the label.
47	Kamut	Never Gluten Free	Variety or derivative of wheat. Check the ingredients if gluten-free is not on the label.
48	Ravioli	Sometimes Gluten Free	Often contains a form of grain gluten. Check the ingredients if gluten-free is not on the label.
49	Panko	Sometimes Gluten Free	Often contains a form of grain gluten. Check the ingredients if gluten-free is not on the label.
50	Ramen	Sometimes Gluten Free	Often contains a form of grain gluten. Check the ingredients if gluten-free is not on the label.
51	Farro	Never Gluten Free	Variety or derivative of wheat. Check the ingredients if gluten-free is not on the label.
52	Multi-grain	Sometimes Gluten Free	Multi-grain foods may contain a wheat-based ingredient.
53	Gravy	Sometimes Gluten Free	Often contains a form of grain gluten. Check the ingredients if gluten-free is not on the label.
54	Croissant	Sometimes Gluten Free	Often contains a form of grain gluten. Check the ingredients if gluten-free is not on the label.
55	Muffin	Sometimes Gluten Free	Often contains a form of grain gluten. Check the ingredients if gluten-free is not on the label.
56	Seitan	Never Gluten Free	Includes wheat gluten. Found in many veggie burgers and imitation meat.
57	Matzo	Sometimes Gluten Free	A type of flatbread that often contains wheat-based ingredients.
58	Donut	Sometimes Gluten Free	Often contains a form of grain gluten. Check the ingredients if gluten-free is not on the label.
59	Toast	Sometimes Gluten Free	Often contains a form of grain gluten. Check the ingredients if gluten-free is not on the label.
60	Seafood	Sometimes Gluten Free	Many imitation or processed seafoods include wheat-based ingredients.
61	Flatbread	Sometimes Gluten Free	Often contains a form of grain gluten. Check the ingredients if gluten-free is not on the label.
62	Bagel	Sometimes Gluten Free	Often contains a form of grain gluten. Check the ingredients if gluten-free is not on the label.
63	Pita	Sometimes Gluten Free	Often contains a form of grain gluten. Check the ingredients if gluten-free is not on the label.
64	Gnocchi	Sometimes Gluten Free	Often contains a form of grain gluten. Check the ingredients if gluten-free is not on the label.
65	Supplement	Sometimes Gluten Free	May contain gluten. Must be verified by checking the label or by contacting the manufacturer.
66	Cheesecake	Sometimes Gluten Free	Some recipes include wheat flour.
67	Brewer	Never Gluten Free	Yeast used in beer making. Often contains gluten. Check ingredients if gluten-free isn't on label.
68	Poultry	Sometimes Gluten Free	May contain gluten if self-basting.
69	Pancake	Sometimes Gluten Free	Often contains a form of grain gluten. Check the ingredients if gluten-free is not on the label.

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