Are Oysters Gluten Free?

Gluten Free
Fresh oysters are naturally gluten free.
Raw oysters are molluscs containing only meat and minerals. No gluten.

Coeliac Disease

Fresh oysters are completely safe.

Gluten Sensitivity (NCGS)

Safe for NCGS.

Why Do Oysters Not Contain Gluten?

Oysters are molluscs with no grain content.

Australia vs United States

Australia (FSANZ)

FSANZ standard.

United States (FDA)

FDA standard.

Nutrition Information

Nutrition Facts
Per 100g ยท Typical serve: 100 g (Pacific, raw)
Energy272 kJ / 65 kcal
Protein5.7g
Fat, total2.5g
Saturated fat0.6g
Carbohydrate5.5g
Sugars0.0g
Dietary fibre0.0g
Sodium112mg

Source: USDA FDC. Values are for the generic food in its standard form. Branded products may vary. Always check the product label for the most accurate nutrition information.

What to Watch For

None for fresh oysters. Be careful with sauces and preparation methods.

Gluten Free Alternatives

If you need a gluten free substitute, consider: Any oyster variety, mussels, clams.

Medical disclaimer: This is general information about gluten content, not medical advice. If you have coeliac disease, non-coeliac gluten sensitivity, or a wheat allergy, always consult your doctor or accredited practising dietitian before making dietary changes. Product formulations change. Always read the label.

Frequently Asked Questions

Are Oysters gluten free?

Raw oysters are molluscs containing only meat and minerals. No gluten.

Can coeliacs eat oysters?

Fresh oysters are completely safe.

Related Foods in Meat and Seafood

Beef (Fresh) Chicken (Fresh) Pork (Fresh) Lamb (Fresh) Turkey (Fresh) Fish (Fresh) Prawns and Shrimp Crab

More from RefDat

Looking for kitchen gear that handles gluten-free cooking? See RefDat's Australian reviews of slow cookers for coeliac-friendly options. Explore more reference data at refdat.com.

How We Verify This

Every food in our database is reviewed against current FSANZ and FDA gluten-free standards. Brand data is verified against manufacturer labelling. We cross-reference with Coeliac Australia ingredient lists and the USDA FoodData Central database. When Australian and US standards differ, we apply the stricter standard.

Sources

FSANZ

Last reviewed: May 2026