Energy Bar (Oatmeal, Raisins and Walnut)

TLDRLast updated 3 October 2026

Oatmeal, raisin and walnut energy bars are low FODMAP at 17 g. At 23 g fructans are moderate; the 68 g whole bar has high fructans and GOS, plus moderate sorbitol.

Serving sizes for energy bar (oatmeal, raisins and walnut)

The references are 17 g low, 23 g moderate and 68 g high. Use weight rather than assuming every bar’s quarter or third is the same size.

Avoid
1 barabout 68 g

Tested serving sizes

Tested serving sizes for Energy Bar (Oatmeal, Raisins and Walnut) and their Gut Friendly rating
ServingAmountMain FODMAPRating
1 bar68 gFructans 0.3 gAvoid
¼ bar17 gFructans 0.08 gLow
⅓ bar23 gFructans 0.1 gModerate

Breakdown for 1 bar

0gFructose
0gLactose
0.3gFructans
0.3gGOS
0.2gSorbitol
0gMannitol
1 barabout 68 g

Is energy bar (oatmeal, raisins and walnut) low FODMAP?

Different groups change at the two larger portions. GOS and sorbitol are still low at 23 g, so the moderate portion should not be described as having the same profile as the full bar. The result is for the complete bar and does not assign these amounts to oats, raisins or walnuts eaten individually.

Energy Bar (Oatmeal, Raisins and Walnut) and IBS: what to know

When comparing snacks for an IBS diary, note whether you ate a weighed piece or the entire bar. A familiar ingredient such as oats does not establish the portion of a mixed product. Keep the drink and any extra fruit in the same record so that the rest of the snack remains visible.

Gut-friendly ways to eat energy bar (oatmeal, raisins and walnut)

Portion the bar before leaving home if you plan to use the small recorded serving. Wrap the remaining piece separately instead of relying on remembering how much was eaten. For ingredient comparisons, the walnut guide explains that food on its own. A firm Dutch oatmeal bar is another distinct recipe, not a serving substitute.

Frequently asked questions

Is the full oatmeal, raisin and walnut bar low FODMAP?

No. The listed 68 g bar is high in fructans and GOS and moderate in sorbitol. The low portion is 17 g.

What changes at the moderate serving?

At 23 g fructans are moderate. The other displayed groups, including GOS and sorbitol, remain low at that smaller weight.

Can I apply this serving to plain walnuts?

Use the separate walnut entry. A mixed bar combines ingredients and processing, so its gram amounts do not describe an individual nut.

Does oatmeal on the wrapper mean the bar matches porridge?

No. A prepared bar and a bowl of cooked oats are different foods with different recipes and portion references.

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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.