Curry

High FODMAP

Serving sizes

Curry changes rating with portion size. Its rating is estimated from what it is made of, so the servings are described rather than weighed.

Small serving Low
Moderate serving Moderate
Large serving High

Fructans

Curry is High FODMAP, since most blends and pastes carry onion and garlic powder that add up fast.

The onion and garlic powder in curry bring Fructans, so a small serving sits low, a moderate serving climbs to moderate, and a large serving reaches high.
Curry comes as dry powders, wet pastes, and ready-made sauces, and the aromatic base is what drives the level, so keeping the amount modest keeps things comfortable.

Reach for a homemade blend of single spices like cumin, coriander, and turmeric, and lean on garlic-infused oil for that savory depth without the fructan load.

Why curry is rated high

Curry is high overall. That rating is estimated from what goes into a typical blend rather than from a weighed laboratory serving, and the reason is the aromatic base: nearly every commercial curry powder, paste and jarred sauce is built on onion and garlic powder, which carry Fructans. The portion data is qualitative here, and it does climb. A Small serving is recorded as low, a Moderate serving as moderate, and a Large serving as high. That first rung is genuinely useful, because a light dusting of curry powder over a dish behaves differently from a spoonful stirred into a paste or a ladle of ready made sauce. The overall answer stays high, though, because a curry is rarely a pinch of powder. It is usually the backbone of the meal, and the serving climbs fast once the paste or sauce becomes the sauce you eat.

What changes your risk

How much of the blend lands in the dish This is the whole story. The data runs Small serving low, Moderate serving moderate, Large serving high, with no weights attached, so the practical rule is that curry works as a seasoning and not as the body of the sauce.
Onion and garlic in the ingredients list Onion powder, garlic powder, onion extract and dehydrated onion are the fructan source, and they hide under names like mixed spices, aromatic blend or natural flavouring. A blend of single spices with no allium in it is a different food from a supermarket curry powder.
Cooking will not help Heat does not break down fructans, so simmering a curry longer, freezing leftovers or blending the sauce smooth changes nothing. Fructans are water soluble, but in a curry the cooking liquid is the sauce you eat, so nothing leaches away.
Garlic infused oil carries the flavour, not the fructans Fructans do not dissolve into oil, so an oil infused with garlic or onion gives the savoury depth a curry base needs as long as no solid pieces are left sitting in it.
Stacking with the rest of the plate Fructans turn up across a curry meal: naan and chapati made with wheat flour, onion in the chutney, and a lentil side all share the same group. Several small fructan sources in one sitting add up even when the curry itself was kept light.

Swaps

Build the blend yourself from single spices, which is the one swap that genuinely fills the same role: cumin, coriander, turmeric, ground ginger, cardamom, cinnamon, fenugreek leaf, mustard seed, black pepper and chilli give the same warmth without the allium base. For the savoury foundation that onion and garlic usually provide, use garlic infused oil, a pinch of asafoetida, the green tops of spring onions, chives or leek leaves. Canned coconut milk, tomato and fresh ginger carry the body of the sauce. What will not rescue a curry is swapping to another allium: shallot, red onion and the white part of spring onion are the same fructan problem in a different shape, and a jarred korma or tikka sauce is built on the same base as the powder. Serve it over rice or with gluten free flatbread rather than ordinary naan, which brings wheat fructans back to the plate.

How to lower the load

Read the ingredients on any powder, paste or jar before it reaches the cupboard, and put back anything listing onion or garlic in any form, including powders and extracts. Mixing a house blend once, in a jar, removes the decision from every weeknight: toast whole cumin and coriander seed, grind them, then stir in turmeric, ginger and chilli to taste. When eating out, a curry house kitchen builds every sauce on an onion and garlic base made in bulk, so a request to leave them out usually cannot be honoured, and a grilled tandoori dish with plain rice is the more reliable order. If a recipe asks for curry paste, start the pan with garlic infused oil and your own spices, and let ginger and tomato do the work the paste was doing.

Common questions

is curry high fodmap

Yes, curry is high overall, because the onion and garlic powder in most blends and pastes carry Fructans. The portion data does record a Small serving as low, so curry used as a light seasoning behaves differently from a sauce built on it.

how much curry powder can i use on a low fodmap diet

The data here is qualitative with no weights, and it runs Small serving low, Moderate serving moderate, Large serving high. Keeping it to a Small serving is the only rung recorded as low.

is curry high in fructans

Fructans are the subgroup behind the rating, and they come from the onion and garlic powder in the blend rather than from the spices themselves. A blend of single spices with no allium in it does not carry that load.

what is a good low fodmap substitute for curry powder

A homemade blend of cumin, coriander, turmeric, ginger, cardamom and chilli fills the same role, with garlic infused oil or a pinch of asafoetida for the savoury base that onion and garlic normally provide.

Learn more

Informational only, not medical advice. Individual tolerance varies. Talk to a healthcare professional or a dietitian for personal guidance.

Curry is an estimated rating: it is inferred from the food's ingredients and composition and cross-checked, not measured directly in the papers below. The low, moderate and high cutoffs are still those of Varney et al. (2017).

References

Fructan and free fructose content of common Australian vegetables and fruit. Muir et al. (2007), J. Agricultural and Food Chemistry 55(16):6619-6627.
Measurement of short-chain carbohydrates in common Australian vegetables and fruits by HPLC. Muir et al. (2009), J. Agricultural and Food Chemistry 57(2):554-565.
Quantification of fructans, galacto-oligosaccharides and other short-chain carbohydrates in processed grains and cereals. Biesiekierski et al. (2011), J. Human Nutrition and Dietetics 24(2):154-176.
Dietary sorbitol and mannitol: food content and distinct absorption patterns. Yao et al. (2014), J. Human Nutrition and Dietetics 27(Suppl 2):263-275.
FODMAPs: food composition, defining cutoff values and international application. Varney et al. (2017), J. Gastroenterology and Hepatology 32(Suppl 1):53-61. Supplies the low, moderate and high cutoffs used on this page.