Are Cherries Good for Gout? What the Research Actually Supports

TL;DR

• Cherries are one of the few foods with real research behind them for gout: in a study of 633 people with gout, eating cherries over two days was linked to a 35% lower risk of a flare.
• The effect is modest. Cherries may calm inflammation, but their effect on uric acid is small and inconsistent, and they don’t replace medicines like allopurinol.
• Form matters: whole cherries (about 10-12 a day) or cherry extract, not large amounts of cherry juice, which has about 31-33g of sugar per cup.

In a field where most gout and food advice is about what to avoid, cherries stand out as something you can actively add. Unlike many “natural remedies” that circulate online, cherries actually have peer-reviewed research supporting their benefit for gout. But the evidence has nuances worth understanding, especially when it comes to how you consume them.

The Research: What Studies Actually Show

The landmark 2012 Boston University study

The strongest evidence comes from a 2012 study published in Arthritis & Rheumatism by Zhang et al. at Boston University. Researchers followed 633 gout patients over one year, tracking cherry intake and gout flare occurrence.

The findings were notable:

• Cherry intake over a 2-day period was associated with a 35% lower risk of gout attacks compared to no cherry intake
• A serving was half a cup, about 10-12 cherries. One serving over two days showed no clear benefit; the risk was lower at two servings and kept falling up to three
• Cherry extract supplements showed a similar protective effect (45% lower risk)
• When cherry intake was combined with allopurinol use, the risk reduction was even more pronounced (75% lower risk compared to neither)

This wasn’t a small or poorly designed study. It used a case-crossover design, where each patient served as their own control, which helps eliminate individual variation as a confounding factor.

Earlier supporting evidence

A 2003 study by Jacob et al. at the University of California, Davis found that in 10 healthy women, eating 280g of Bing cherries (two servings) lowered plasma urate by about 14% after 5 hours. Inflammatory markers, including C-reactive protein, trended lower, but not significantly.

Smaller trials since then are mixed. A 2019 crossover trial in 26 overweight and obese adults found that 8 oz of tart cherry juice a day for 4 weeks lowered serum uric acid by about 19%. But a 2020 trial in 50 people with gout found that tart cherry concentrate, at any dose, had no effect on serum urate over 28 days.

The limitations

It’s important to be honest about what the research doesn’t show:

• No large-scale randomized controlled trial has been conducted specifically on cherries for gout
• The Boston University study was observational, meaning it shows association, not definitive causation
• Effect sizes are modest; cherries reduce risk, they don’t eliminate it
• The evidence is stronger for flare reduction than for lowering uric acid levels long-term

Despite these limitations, cherries have more research support than virtually any other single food that lowers uric acid.

How Cherries Work: The Mechanisms

Anthocyanins: nature’s anti-inflammatory

The primary active compounds in cherries are anthocyanins, the pigments responsible for their deep red color. Cherries contain several types, including cyanidin-3-glucoside and cyanidin-3-rutinoside.

Anthocyanins act through multiple anti-inflammatory pathways:

• COX-1 and COX-2 inhibition: In lab studies, anthocyanins inhibit cyclooxygenase enzymes, the same targets as NSAIDs like ibuprofen and naproxen. The effect is milder than pharmaceutical doses, but it’s a real mechanism.
• Reduced inflammatory cytokines: Lab and animal studies show anthocyanins lower levels of TNF-alpha, IL-1beta, and other inflammatory signaling molecules involved in gout flares.
• Antioxidant activity: Anthocyanins neutralize reactive oxygen species that contribute to the inflammatory cascade during a flare.

Modest uric acid-lowering effect

Cherries appear to have a mild uricosuric effect, meaning they help the kidneys excrete uric acid. This connects directly to where most gout patients have problems. Most gout sufferers are “under-excreters” whose kidneys don’t clear uric acid efficiently. Anything that supports excretion addresses the root mechanism.

The uric acid-lowering effect of cherries is modest and inconsistent (roughly 15-20% in some small short-term studies, none in a 2020 trial in people with gout), which is meaningful but nowhere near the reduction achieved by medications like allopurinol. This is why cherries complement medication rather than replace it.

Xanthine oxidase inhibition

Some research suggests that cherry compounds may mildly inhibit xanthine oxidase, the enzyme that converts purines to uric acid. This is the same enzyme targeted by allopurinol and febuxostat. The inhibition from cherries is much weaker than pharmaceutical doses, but it may contribute to the overall effect.

Tart Cherries vs. Sweet Cherries

Both tart (sour) and sweet cherries contain anthocyanins, but there are meaningful differences.

Tart cherries (Montmorency)

• About the same anthocyanin content as sweet cherries on average (USDA: roughly 33 vs 32mg per 100g raw), with big differences between varieties
• More extensively studied in gout and inflammation research
• Available as juice concentrate, dried, frozen, and in supplement form
• Naturally lower in sugar than sweet cherries
• Tart flavor makes them less likely to be over-consumed

Sweet cherries (Bing, Rainier)

• Also contain significant anthocyanins
• Studied for urate lowering (the 2003 UC Davis study used Bing cherries)
• More widely available fresh
• Higher in natural sugars, which matters for the fructose discussion below
• More palatable to eat in quantity

The verdict

Both types appear beneficial. The Boston University study did not report results separately for sweet and tart cherries, so its finding applies to cherries in general. If you’re choosing for gout specifically, tart cherries have less sugar but not more anthocyanins on average, so pick the kind you’ll actually eat.

The Fructose Caution: An Important Nuance

Here’s where the cherry conversation gets more complicated, and where most articles on cherries and gout fall short. Cherries contain natural fructose, and fructose is one of the most significant dietary triggers for gout.

Fructose is unique among sugars because it:

1. Increases uric acid production: Fructose metabolism in the liver rapidly depletes ATP, generating a surge of uric acid as a byproduct
2. Impairs uric acid excretion: Fructose promotes insulin resistance over time, and insulin resistance reduces the kidneys’ ability to clear uric acid

This creates a paradox: cherries contain anti-inflammatory compounds that help gout, but they also contain fructose that can hurt gout management. The key is dosage and form.

Fresh cherries: generally fine

Ten to 12 fresh sweet cherries (about 80-100g) contain about 10-13g of sugar, a little over 40% of it fructose, according to USDA FoodData Central; that’s about 1g of sugar per cherry. This is a modest amount, comparable to other fruits, and it’s roughly the daily amount linked to fewer flares. At this dosage, the anthocyanin benefits appear to outweigh the fructose concern.

Cherry juice: proceed with caution

This is where fructose becomes a real concern. An 8-ounce cup of tart cherry juice contains about 31-33g of sugar (USDA), about 40% of it fructose. If you’re drinking cherry juice daily for gout, you’re adding significant fructose to your diet, which works against your gout management on the excretion side.

Some cherry juice products also add sugar or apple juice concentrate, further increasing the fructose load. Always check labels.

Tart cherry concentrate: less sugar, thin evidence

Tart cherry juice concentrate (the kind you dilute with water) is usually taken 1-2 tablespoons at a time, which carries less sugar than a full glass of juice. It’s still concentrated fruit sugar, though, and the evidence is thin: a 2020 trial in 50 people with gout found that tart cherry concentrate, at doses from 7.5 to 30ml twice a day, didn’t lower uric acid over 28 days.

Cherry extract supplements: lowest fructose option

Cherry extract capsules provide anthocyanins with virtually no fructose. The Boston University study found that cherry extract was linked to a 45% risk reduction, similar to whole cherries (35%), though the extract estimate was less precise. For people who are particularly sensitive to fructose or are managing diabetes alongside gout, extract supplements may be the best option.

How Cherries Fit Into the Bigger Picture

Cherries are not a magic bullet. They’re one helpful tool in a broader gout management strategy. Here’s how they fit into the larger metabolic picture:

Cherries support excretion

Since most gout is fundamentally an excretion problem, anything that helps the kidneys clear uric acid is valuable. Cherries appear to have a mild uricosuric effect, placing them on the right side of the equation.

Cherries reduce inflammation

Gout flares are an inflammatory response to urate crystals. Even if your uric acid levels remain elevated, reducing the inflammatory response can decrease flare frequency and severity. Cherries’ anti-inflammatory properties address this directly.

Cherries don’t replace the fundamentals

The factors with the largest impact on gout management remain:

• Medication adherence (for those prescribed urate-lowering therapy)
• Hydration (supports kidney uric acid clearance)
• Fructose reduction (especially from sugary drinks and processed foods)
• Metabolic health (insulin sensitivity, weight management, sleep quality)
• Alcohol moderation (especially beer)

Cherries are a helpful addition on top of these fundamentals, not a substitute for them.

Practical Recommendations

Based on the research, here are evidence-informed approaches to incorporating cherries:

Daily maintenance

• 10-12 fresh cherries daily (when in season), or
• 1-2 tablespoons tart cherry concentrate mixed into water, or
• Cherry extract supplement (look for products standardized to anthocyanin content)

During high-risk periods

If you know you’ll be consuming alcohol, eating richer foods, or traveling (which often means dehydration and dietary changes), increasing cherry intake in the surrounding days may provide additional protection.

What to avoid

• Large quantities of cherry juice (too much fructose)
• Cherry-flavored products that don’t contain real cherries
• Maraschino cherries (processed, no anthocyanins, added sugar)
• Dried cherries with added sugar (check labels; many brands add significant sugar)

Combining with medication

The Boston University study found the strongest benefit when cherry intake was combined with allopurinol (75% risk reduction). If you’re on urate-lowering therapy, adding cherries may enhance your results. Never stop medication in favor of cherries without consulting your doctor.

Tracking Your Cherry Response

Individual responses to any dietary intervention vary. While the population-level evidence for cherries is positive, your personal response is what matters most. Consider tracking:

• Your daily cherry intake (type and amount)
• Flare frequency and severity over weeks and months
• Other factors that might influence your results (hydration, alcohol, stress, sleep)

Over time, you’ll be able to see whether cherries are making a measurable difference for your specific situation. This personal data is far more valuable than population averages.

The Bottom Line

Cherries are one of the few foods with genuine research support for gout management. The 2012 Boston University study’s finding of 35% reduced flare risk is meaningful, and the mechanisms (anthocyanin anti-inflammatory activity, mild uric acid lowering, xanthine oxidase inhibition) are biologically plausible, though most of the evidence for them comes from lab and small short-term studies.

The most important nuance is how you consume them. Whole cherries and tart cherry concentrate give you the anthocyanin benefits without excessive fructose. Large quantities of cherry juice can work against you by adding significant fructose, which both increases uric acid production and impairs excretion.

Cherries complement but don’t replace medical treatment, hydration, fructose reduction, and the other fundamentals of how to prevent gout flares. Add them to your toolkit, track your response, and let your personal data guide how much and how often you consume them.

Sources

• Zhang Y, Neogi T, et al. Cherry consumption and decreased risk of recurrent gout attacks. Arthritis & Rheumatism, 2012.
• Jacob RA, et al. Consumption of cherries lowers plasma urate in healthy women. Journal of Nutrition, 2003.
• Stamp LK, et al. Lack of effect of tart cherry concentrate dose on serum urate in people with gout. Rheumatology (Oxford), 2020.
• USDA FoodData Central (SR Legacy): sweet and sour cherries, raw, tart cherry juice.
• USDA. Database for the Flavonoid Content of Selected Foods, Release 3.3 (2018).

This article is for informational purposes only and is not medical advice. Consult your rheumatologist or healthcare provider about your specific dietary needs.