Nutritional Yeast Flakes

TLDRLast updated 3 October 2026

Nutritional yeast flakes are low FODMAP at the listed 16 g serving. A separate 500 g low reference is recorded, but it is not a suggested amount to eat.

Serving sizes for nutritional yeast flakes

The standard listed portion is 16 g. The additional 500 g low reference is not a serving recommendation.

Low
3 tablespoonsabout 16 g

Tested serving sizes

Tested serving sizes for Nutritional Yeast Flakes and their Gut Friendly rating
ServingAmountMain FODMAPRating
3 tablespoons16 gNone detectedLow
Additional low reference; not a suggested serving500 gNone detectedLow

Breakdown for 3 tablespoons

0gFructose
0gLactose
0gFructans
0gGOS
0gSorbitol
0gMannitol
3 tablespoonsabout 16 g

Is nutritional yeast flakes low FODMAP?

All six groups are low for the listed flakes preparation. No moderate or high threshold is supplied. Nutritional yeast flakes are a different form from dry baking yeast, yeast-extract spread and a ready-made seasoning blend; the word yeast alone is not enough to transfer a portion.

Nutritional Yeast Flakes and IBS: what to know

When keeping IBS meal notes, include flakes mixed into a sauce as well as those sprinkled over the finished food. A recipe can use them in both places. The low FODMAP rating describes the flakes and does not establish the full recipe's rating or a digestive benefit from adding more.

Gut-friendly ways to eat nutritional yeast flakes

Weigh the flakes before stirring them into a sauce or scattering them over a savoury bowl. For a shared recipe, distribute them evenly and divide by the actual servings. Check any flavourings in a seasoned product. Vegemite Original is a separate preparation with its own smaller listed portion.

Frequently asked questions

How much nutritional yeast is low FODMAP?

The flakes entry lists 16 g as low. Weigh the total added to the meal, including both sauce ingredients and toppings.

Can I use this portion for baking yeast?

No. Baking yeast and nutritional yeast flakes are different food preparations. Use the entry that matches the product.

Does this cover flavoured nutritional-yeast seasoning?

Check the complete ingredient list. Added seasonings create a mixture that is not assessed solely by the plain-flakes rating.

How do I count flakes in a shared sauce?

Weigh the flakes used in the whole sauce, divide by the portions and include any extra flakes sprinkled on individual plates.

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Sources and editorial notes

Published and maintained by Gut Friendly. This guide has not been independently reviewed by a dietitian. Serving information comes from our food catalogue. Where references are listed, they explain the research and preparation differences. Check the original source for current portions.

Gut Friendly provides general information, not medical advice.