Is Agar agar Gluten Free?

Gluten Free
Agar agar is naturally gluten free.
Agar agar is a gelatinous substance extracted from red algae. It contains no gluten. It is a vegan alternative to gelatin.

Coeliac Disease

Agar agar is completely safe.

Gluten Sensitivity (NCGS)

Same as coeliac guidance.

Why Does Agar agar Not Contain Gluten?

Agar agar is derived from seaweed with no gluten.

Australia vs United States

Australia (FSANZ)

FSANZ treats agar agar as gluten free. Australian brands are typically safe.

United States (FDA)

FDA treats agar agar as gluten free. US brands are typically safe.

Nutrition Information

Nutrition Facts
Per 100g ยท Typical serve: 100 g (dried)
Energy109 kJ / 26 kcal
Protein0.5g
Fat, total0.0g
Saturated fat0.0g
Carbohydrate6.8g
Sugars0.3g
Dietary fibre0.5g
Sodium9mg

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

No gluten risks.

Gluten Free Alternatives

If you need a gluten free substitute, consider: Gelatin, pectin, guar gum, xanthan gum, tapioca starch.

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

Is Agar agar gluten free?

Agar agar is a gelatinous substance extracted from red algae. It contains no gluten. It is a vegan alternative to gelatin.

Can coeliacs eat agar agar?

Agar agar is completely safe.

More from RefDat

Need to convert recipe measurements for gluten-free baking? RefDat cooking converters cover cups to grams, tablespoons to millilitres, and more. For oven adjustments see the temperature converter. Looking for kitchen gear that handles gluten-free cooking? See RefDat's Australian reviews of stand mixers for coeliac-friendly options.

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 guidelines, Coeliac Australia

Last reviewed: May 2026