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Rye Sourdough
Rye Sourdough
Low concern
Rye sourdough is a traditional fermented grain product. Contains gluten (rye) requiring allergen labeling.
Found in
148 products
What it is
Fermented dough made from rye flour and water using wild yeast and lactic acid bacteria.
Leavening, flavor, and texture in rye and mixed-grain breads.
Why it's flagged
- contains gluten (cereal allergen)
What regulators actually say
"The term 'gluten' means the proteins that naturally occur in a 'gluten-containing grain'."
"Cereals containing gluten ... shall be indicated in the list of ingredients."
Regulatory status
United States — FDA
Whole-food fermented ingredient; gluten labeling under FALCPA wheat-related rules and CFR 101.91 gluten-free standard.
European Union — EFSA
Permitted; cereal containing gluten requires labeling under Regulation 1169/2011 Annex II.
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