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🥃 Did you know that whiskey is gluten-free? 🌾🚫

I was diagnosed with Celiac Disease in 2016. Celiac disease is an immune reaction to eating gluten, a protein found in wheat, barley and rye. If you have celiac disease, eating gluten triggers an immune response in your small intestine. Over time, this reaction damages your small intestine's lining and prevents it from absorbing some nutrients. Following a gluten-free diet is the only option for people with Celiac Disease.

So, if I am a Celiac, how can I drink whiskey? Contrary to popular belief, whiskey is indeed gluten-free! While it's made from grains like barley, rye, corn, or wheat, the distillation process removes gluten proteins, making it safe for those with gluten sensitivities or celiac disease. Here's why:

Distillation: During the whiskey distilling process, gluten is effectively removed through a combination of heat, pressure, and separation techniques. Here's a breakdown of how it works:

1️⃣ Mash preparation: Whiskey production begins with the creation of a mash, which typically includes grains like barley, rye, corn, or wheat. Most of these grains contain gluten proteins.

2️⃣ Fermentation: The mash is then fermented, allowing yeast to convert the sugars in the grains into alcohol. This process does not remove gluten, as the proteins remain intact.

3️⃣ Distillation: The fermented mash is transferred to a still, where it undergoes distillation. The still is heated, causing the liquid to vaporize. The vapor rises through the still and is collected.

4️⃣ Separation: During distillation, the vaporized alcohol rises while other compounds, including gluten proteins, remain behind in the still. This separation occurs because gluten proteins are too heavy to vaporize and are left as residue.

5️⃣ Condensation: The collected vapor is then cooled, causing it to condense back into liquid form. This liquid, known as new make spirit or raw whiskey, is now separated from the gluten proteins.

6️⃣ Aging: The new make spirit is typically aged in wooden barrels, allowing it to develop its distinct flavors and characteristics over time. The aging process does not reintroduce gluten into the whiskey.

7️⃣ Testing: If wanting to label their product as Gluten-Free (they are not required to do this), Whiskey manufacturers are required to test their products to ensure they meet gluten-free standards. These tests measure the gluten content and confirm that it falls below the safe threshold of 20 parts per million (ppm).

Gluten Proteins: It's important to note that gluten proteins are not entirely removed during the whiskey distillation process. While the distillation process does reduce the gluten content significantly, it does not eliminate it entirely.

Gluten proteins are relatively large molecules that do not easily vaporize or pass through the distillation process. However, some small traces of gluten may still remain in the final whiskey product.

Understand that the amount of gluten left in whiskey is typically well below the threshold considered safe for most individuals with gluten sensitivities or celiac disease. The generally accepted standard is that a product containing less than 20 parts per million (ppm) of gluten is considered gluten-free.

Testing and regulations: Whiskey distillers employ various testing methods to determine the gluten content in their products. Here are a few common techniques used:

1️⃣ ELISA (Enzyme-Linked Immunosorbent Assay): ELISA is a widely used method for gluten testing. It involves using specific antibodies that bind to gluten proteins. The distiller takes a sample of the whiskey and applies it to a test strip or plate coated with these antibodies. If gluten is present, it will bind to the antibodies, producing a measurable reaction. The intensity of the reaction indicates the gluten content in the sample.

2️⃣ PCR (Polymerase Chain Reaction): PCR is a molecular biology technique that can detect and amplify specific DNA sequences. In gluten testing, distillers can use PCR to identify and quantify the presence of gluten DNA in a whiskey sample. This method is highly sensitive and can detect even trace amounts of gluten.

3️⃣ Mass Spectrometry: Mass spectrometry is an analytical technique that can identify and measure the mass of molecules in a sample. Distillers can use mass spectrometry to analyze the molecular composition of a whiskey sample and determine the presence and quantity of gluten proteins.

It's important to note that distillers may employ a combination of these methods or other proprietary techniques to ensure accurate gluten testing. They follow industry regulations and guidelines to ensure their products meet the gluten-free standards set by regulatory bodies.

By conducting these tests, distillers can provide consumers with information about the gluten content in their whiskey products, helping individuals with gluten sensitivities or celiac disease make informed choices.

If you have specific concerns about a particular whiskey brand or product, it's always a good idea to reach out to the distiller directly for more information on their testing methods and any gluten-free certifications.


It's important to note that some individuals may still experience adverse reactions to whiskey due to other compounds present, such as other proteins or congeners. As always, it's best to consult with a healthcare professional if you have specific concerns or sensitivities.

So, if you've been avoiding whiskey because you thought it contained gluten, it's time to raise a glass and enjoy a dram without worry! Cheers to a gluten-free whiskey experience! 🥃✨

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