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Mayonnaise (vegan)

Low FODMAP

Serving sizes

Mayonnaise (vegan) 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
  • Large serving Moderate

Vegan mayonnaise is Low FODMAP, an oil-and-water spread emulsified into a rich, creamy base with little fermentable carbohydrate in a normal dollop.

  • Most of the jar is fat and water, so a small serving sits comfortably low, but the overall FODMAP load builds up as you move toward a large serving, nudging it into moderate territory.
  • Recipes vary widely: some lean on a starch or aquafaba base while others fold in garlic or legume-based emulsifiers, and those additions are what push bigger servings higher, so it is worth a glance at the ingredient list.

Keep to a light spread and reach for a garlic-free version if you want to enjoy it more generously.

Why mayonnaise (vegan) is rated low

Vegan mayonnaise is mostly oil and water emulsified into something thick and creamy, and that base carries very little fermentable carbohydrate. The rating is estimated from what the product is made of rather than from a weighed serving, and on that basis it lands low overall. The qualitative ladder shows where the climb happens: a Small serving is low, while a Large serving reads moderate as the total load builds. So the honest answer is that a light spread is comfortable and a generous, poured over everything amount is not the same thing. Recipes also vary more than dairy based mayonnaise does, so the ingredient list matters as much as the amount.

What changes your risk

  • Serving size This is the main lever. A Small serving is low, a Large serving is moderate, and nothing about the jar changes that climb. Spread rather than pour.
  • Garlic and onion in the recipe Plenty of vegan mayonnaise is sold as aioli or garlic style, and some plain looking jars still list garlic powder or onion powder. Those ingredients are high FODMAP on their own and they carry straight into the spread.
  • Read the ingredient list Vegan mayonnaise is a category rather than a single recipe. Bases and added ingredients differ from brand to brand, so the list on the back tells you more than the word vegan on the front.
  • Spreading servings out A Small serving at lunch and another at dinner is easier to manage than piling the same total into one sitting.
  • The whole meal, not the condiment A low rating applies per serving, not per meal. The bread, the salad dressing and the sides are usually doing more to the meal's FODMAP total than the vegan mayonnaise is.

What else works

If a Large serving is what the meal really wants, the honest move is to change what is doing the work rather than to eat more of the spread. Olive oil with lemon juice or vinegar makes a dressing that can be used freely, mashed firm tofu blended with oil and lemon gives a creamy sandwich filling, and lactose free yoghurt with chives or the green tops of spring onions covers the cool and tangy role. For flavour, garlic infused oil is the reliable trick, since fructans do not dissolve into oil, as long as no solid pieces are left in it. The lookalikes to be careful with are vegan aioli and garlic style vegan mayonnaise, along with the creamy vegan dressings built on the same base and then seasoned with onion and garlic powder.

How to keep it low

Compare ingredient lists in the shop rather than at home, and put back anything listing garlic, onion, shallot, inulin or chicory root fibre. Once a jar is open, keep it in the fridge and apply it with a knife across the bread rather than dolloping it on, which is the easiest way to keep a Small serving from quietly becoming a Large serving. In sandwiches and salads, use it as one creamy element instead of the whole dressing: a little on the bread with a well seasoned filling goes further than a heavily dressed salad. When eating out, vegan mayonnaise in cafes is often the aioli style, so ask what is in it before assuming it matches the plain jar at home.

Common questions

is vegan mayo low fodmap

It is rated low overall, estimated from its composition rather than a measured serving. A Small serving is low and a Large serving reads moderate, so the amount is what decides how it behaves.

how much vegan mayonnaise can i have

The data here is qualitative rather than weighed. A Small serving is low, and a Large serving climbs to moderate, so keep it to a spread rather than a pour.

can i eat vegan mayonnaise on the elimination phase

Yes, at a Small serving, which is the rung that comes in low. Check the ingredient list first and skip anything with garlic, onion, inulin or chicory root fibre in it.

is vegan mayo the same as regular mayonnaise for fodmaps

Not quite. Plain dairy based mayonnaise is low at any typical portion, while vegan versions vary by recipe and move from low at a Small serving to moderate at a Large serving.

Try FODMAP Foods

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Learn more

What Are FODMAPs? A Plain-English Guide Low FODMAP Elimination Phase: A Week-by-Week Guide FODMAP Stacking: Why You Reacted to 'Safe' Foods How to Read Food Labels on Low FODMAP

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

Mayonnaise (vegan) 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

  1. Fructan and free fructose content of common Australian vegetables and fruit. Muir et al. (2007), J. Agricultural and Food Chemistry 55(16):6619-6627.
  2. 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.
  3. 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.
  4. Dietary sorbitol and mannitol: food content and distinct absorption patterns. Yao et al. (2014), J. Human Nutrition and Dietetics 27(Suppl 2):263-275.
  5. 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.

Last reviewed September 22, 2026.