How many Rolled Oats can I eat with gout?

A typical serving is about 40 g, which delivers 18 mg of purines, or about 4% of a ~400 mg working daily target. There is no need to limit them; a normal portion fits easily in a gout-friendly day.

Are Rolled Oats high in purines?

Rolled Oats are low in purines by weight: about 44.3 mg per 100 g. A typical 40 g serving works out to about 18 mg, or about 4% of a ~400 mg working daily target.

Do Rolled Oats cause gout?

No single food causes gout; it develops from high uric acid over time. Rolled Oats are graded A and are low enough that a normal portion will not meaningfully raise your uric acid.

Rolled Oats

Rolled Oats are low risk in a normal serving and a good everyday choice for most people with gout. A typical 40 g serving has about 18 mg of purines, about 4% of a ~400 mg working daily target.

General information, not a substitute for advice from your doctor or dietitian.

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This purine value is inferred, not measured directly for this food. See the sources note below for how it was derived.

How much can I eat?

Units

This serving

¼ cup

40 g

Purine / serving

18 mg

% daily purine

Purines in this serving

0 mg~400 mg daily limit

Adjust the serving

1 tbsp1 cup

Even a large serving stays well under a day's purines.

These are plant purines, which research links far more weakly to flares: the 18 mg here counts as roughly 5 mg toward your gout risk.

Rolled Oats are an easy choice to keep on hand.

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Buying it packaged? GoutMarket, GoutSafe's sister site, grades 9 store-bought products of this kind from their ingredient labels, using this page's purine data.

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Why grade A: per 100 g and processing

Per 100 g (for comparison)

Purines Estimated

44.3 mg/100g

LowModerateHighVery high

Low for gout (< 50 mg/100g).

Fructose Estimated

0.1 g/100g

LowModerateHighVery high

Low for gout (< 3 g/100g).

Processing: NOVA 1 of 4 (unprocessed or minimally processed). How processing affects the grade.

Good to know: Rolled oats, dry weight. The USDA & ODS-NIH Purine Database does not list oats, so this is inferred, not measured: the value is taken from BARLEY (44.3 mg/100g raw, USDA Purine DB 2025 Table 2), the closest analogue we hold. Both are whole cereal grains eaten as a groat or porridge with the bran intact, and bran is where cereal purine concentrates (rice bran measures 100.2 mg/100g against 5.9 for cooked white rice). Note this basis errs HIGH: barley is the most purine-dense whole grain in our catalogue, and even so a 40 g dry serving of oats works out around 5 mg of effective purine, because plant purines carry a 0.3 source weight. Oats remain a safe, fibre-rich choice for gout.

Diet is part of the picture, not all of it

For most people the body makes the majority of its own uric acid. Food contributes the smaller share. Eating well lowers your risk and helps you feel in control, but for many people diet alone does not bring uric acid down enough to stop flares. Medication often does the heavy lifting. Use these grades to make easier daily choices, and work with your doctor on the full plan.

Sources

1. Purine data: Inferred from food composition Evidence tier: Estimated Replication: sample count not recorded

Source details
Value inferred from food composition or a measured constituent food (for example a related whole food, or USDA FoodData Central sugar data). See the note on this food for the specific basis and figures.
2. Fructose (derived): USDA SR Legacy, with clinical nutrition literature Evidence tier: Peer-reviewed literature

Source details
USDA SR Legacy nutrient database (fdc.nal.usda.gov); supplemented with published clinical nutrition literature where FDC data unavailable. Used as fallback when FDC API returns no fructose value.

How these numbers work

Values are per 100g unless a note says otherwise, rounded to three significant figures. Per-serving figures are calculated from the unrounded measurement, so recomputing from the rounded number can differ by a milligram or so. A single determination is normal in food composition tables, not a defect. The fructose figure is derived, not a label value: it counts free fructose plus half of sucrose, because sucrose is half fructose and the body treats both the same way. A sucrose-sweetened food therefore carries roughly twice this much total sugar.

Last reviewed August 11, 2026.

How did rolled oats go for you?

Reader experiences, not medical advice. The grade above comes from published data.

Rolled Oats

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