Duck

Low FODMAP

Typical portion

Any typical portion Low

Duck is Low FODMAP, a plain protein with no fermentable carbohydrate to cause any trouble.

Duck is pure protein and fat with negligible carbohydrate, so there are no FODMAPs to build up, and any typical portion stays comfortably low.

Enjoy it roasted, pan-seared, or shredded, and keep marinades and sauces free of garlic and onion so the dish stays as gentle as the meat itself.

Why duck is rated low

Duck is low FODMAP, and the reasoning is straightforward: the rating is estimated from what duck is made of, meat and fat with essentially nothing fermentable in it, rather than from a weighed portion tested in a study. The ladder records one rung, "Any typical portion", and it is LOW, so a normal serving of roast breast, a confit leg or shredded duck through a bowl of rice is not the part of the meal to worry about. No FODMAP subgroup is recorded for duck at all. What decides how a duck dinner sits is almost always the glaze, the stuffing, the stock and the sides, because duck is rarely served plain.

What changes your risk

The portion is not the lever here "Any typical portion" is rated LOW, and that single rung is the only serving the data describes. Larger amounts than a typical portion are simply not tested here, so there is no higher rung to quote.
The glaze and the sauce Hoisin, plum sauce, barbecue glazes and most bought gravies are built on onion and garlic, and that is where the FODMAPs on a duck plate usually come from. A glaze of maple syrup with orange, or a pan sauce finished with garlic-infused oil, keeps the flavour without them.
Rubs, cures and stuffing Seasoning blends and spice rubs frequently list onion powder or garlic powder, cured and smoked duck often has both in the cure, and a traditional stuffing adds ordinary wheat bread on top of that.
Stock and braising liquid Onion and garlic release water-soluble FODMAPs into any liquid they sit in, so a duck braised or poached in a stock built on them takes that liquid on. Cooking the dish for longer does not remove it, because heat does not break FODMAPs down.
The rest of the plate A low rating is per serving, not per meal. Duck brings no subgroup of its own, so the total FODMAP load of the meal is set by the pancakes, the stuffing, the sides and the sauce around it.

What else works

Duck is already in the low column, so there is no need to swap it out. Plain chicken, turkey, pork, beef and fish behave the same way on this diet, and eggs or firm tofu fill the protein slot on a meat-free night. The duck products worth treating differently are the processed ones: duck sausages and pâtés usually carry onion and garlic, crispy aromatic duck arrives with wheat pancakes and a hoisin-style sauce, and duck-fat roast potatoes are only as safe as the seasoning they were tossed in. The fat itself is fine, since FODMAPs are water-soluble and do not dissolve into oil, as long as no solid onion or garlic pieces are left in it.

How to keep it low

Buy duck plain rather than pre-marinated, since the marinade is the part that changes the answer. A whole bird or a pack of breasts with nothing on the label but duck gives you full control. Score the skin, season with salt, pepper and herbs, and build flavour from things that are already low: orange zest, thyme, star anise, ginger, maple syrup, chives, and garlic-infused oil in the pan sauce instead of a crushed clove. When roasting a whole duck, stuff the cavity with citrus and herbs rather than onion. Ordering out is the harder case, because the classic restaurant treatments are the ones with onion and garlic underneath; asking for the duck plain with the sauce on the side is a simpler request than asking for the sauce to be rebuilt.

Common questions

is duck low fodmap

Yes. Duck is rated low, with "Any typical portion" coming in at LOW. That rating is estimated from what duck is made of rather than from a weighed serving, since plain meat carries no fermentable carbohydrate.

how much duck can i eat on a low fodmap diet

The ladder records a single rung, "Any typical portion", and it is LOW. Amounts beyond a typical portion are not tested here, so a normal serving is the one the data speaks to.

is crispy duck with pancakes low fodmap

The duck is, but the dish around it usually is not. Hoisin and plum sauces are built on onion and garlic, and the pancakes are made from wheat, so the plate as a whole is a different question from the meat.

can i eat duck on the elimination phase

Plain duck is treated as a low FODMAP protein and is generally eaten during elimination. Keep the marinade, glaze, stuffing and stock free of onion and garlic, since those are what change the dish.

Learn more

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

Duck 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.