Most vinegar is gluten free. The major exception is malt vinegar, which is made from barley and is not safe for people with celiac disease or gluten sensitivity. Every other common variety, including white distilled vinegar, apple cider vinegar, balsamic vinegar, and wine vinegar, is gluten free.
Why Most Vinegar Is Naturally Gluten Free
Vinegar starts with a base ingredient that’s fermented into alcohol, then fermented again into acetic acid. When that base ingredient is fruit (apples, grapes) or wine, there’s no gluten involved at any stage. Apple cider vinegar comes from apples. Wine vinegar comes from grapes. Balsamic vinegar comes from grape must. None of these ingredients contain gluten, so the finished vinegar doesn’t either.
White distilled vinegar is a slightly different story because it’s often made from corn, but sometimes from wheat or other grains that do contain gluten. Even so, it’s still gluten free. The distillation process separates the liquid from proteins, and gluten is a protein. By the time distillation is complete, gluten has been removed from the final product. The National Celiac Association confirms that plain distilled vinegars are gluten free even when made from gluten-containing grains.
Malt Vinegar Is the One to Avoid
Malt vinegar is the clear exception. It’s made from malted barley, one of the three primary gluten-containing grains (along with wheat and rye). Unlike distilled vinegar, malt vinegar is fermented but not distilled, so gluten proteins remain in the finished product. The Celiac Disease Foundation lists malt vinegar alongside beer and other malt beverages as not gluten free specifically because these products skip the distillation step.
Malt vinegar is most commonly used on fish and chips and in some salad dressings and condiments. If you’re avoiding gluten, check ingredient labels for “malt vinegar” or “malt flavoring,” which can show up in sauces, marinades, and pre-made dressings.
Rice Vinegar and Flavored Vinegars Need a Label Check
Plain rice vinegar is typically gluten free, but Asian rice vinegars sometimes contain added wheat. This is especially true of seasoned rice vinegar, the kind sold for making sushi rice, which may include wheat-derived ingredients for flavor. The good news is that wheat will be listed on the ingredient label, so a quick read before buying will tell you what you need to know.
The same applies to any flavored vinegar. Infused or seasoned varieties can contain malt or wheat-based additives that wouldn’t be present in the plain version. Herb-infused wine vinegars are generally fine, but anything labeled “flavored” deserves a look at the ingredients list.
Quick Guide by Vinegar Type
- White distilled vinegar: Gluten free, even when made from wheat or other grains. Distillation removes gluten proteins.
- Apple cider vinegar: Gluten free. Made from apples.
- Wine vinegar (red or white): Gluten free. Made from grapes.
- Balsamic vinegar: Gluten free. Made from grape must.
- Plain rice vinegar: Usually gluten free, but check the label for wheat.
- Seasoned rice vinegar: May contain wheat. Always read the label.
- Malt vinegar: Not gluten free. Made from barley and not distilled.
- Flavored vinegars: May contain malt or wheat. Read the label.
What the FDA Says About Labeling
The FDA’s gluten-free labeling rule requires that any food labeled “gluten-free” contain less than 20 parts per million of gluten. In 2020, the FDA issued additional guidance covering fermented and hydrolyzed foods, including a discussion of how it verifies compliance for distilled products like vinegar. In practice, this means a bottle of vinegar carrying a “gluten-free” label has met that federal threshold. If a vinegar doesn’t carry the label, it doesn’t necessarily mean it contains gluten, but reading the ingredient list becomes more important.
For most people avoiding gluten, the rule of thumb is simple: grab any vinegar except malt vinegar, and give seasoned or flavored varieties a quick label check. Plain versions of virtually every other type are safe.