Oats and Coeliac Disease: What the New UK Guidelines Say

For years, oats have sat in a grey for people with coeliac disease. New UK guidelines now take a clearer, more encouraging position on uncontaminated gluten-free oats, and although guidelines haven't changed in Australia yet, it's worth understanding what has changed.

What the new guidelines say

The new UK guidelines suggest that certified gluten-free oats are safe for most people with coeliac disease. They also support introducing them into the diet from the time of diagnosis, rather than waiting.

Fewer than 10% of people with coeliac disease will react to oats. That means the large majority can tolerate them.

Reference: British Society of Gastroenterology. BSG guidelines on adult coeliac disease.

Why oats are worth including

Oats offer a lot nutritionally, and they add variety to a gluten-free diet, which can feel restrictive. They provide:

• Soluble and insoluble fibre

• Protein

• Vitamins and minerals

• Polyunsaturated fatty acids

• Health-enhancing phytonutrients

Beyond the nutrients, oats give you more flexibility with breakfasts, baking, and snacks.

Why "certified gluten-free" matters

Not all oats are safe for coeliac disease. The concern is contamination, not the oat itself. Certified gluten-free oats must be grown, processed, and stored separately from wheat, rye, and barley. Regular oats often share fields and equipment with those grains, which is why the certification matters.

What about Australia?

Australian guidelines don't yet endorse oats as strongly as the UK ones do. Awareness is building, though, that a large proportion of people with coeliac disease tolerate oats, and that an oat-inclusive diet could have real benefits.

For now, in Australia, eating uncontaminated oats is still an individual decision, made in partnership with your healthcare team.

The takeaway

If you have coeliac disease and are curious about oats, talk with your doctor or dietitian before adding them. Together you can decide whether certified gluten-free oats are right for you.

Kate Lane, Accredited Practicing Dietitian (@katelane.dietitian)