Jackfruit Nutrition Facts & Health Benefits – Complete Guide

Jackfruit (Artocarpus heterophyllus) is the largest tree-borne fruit on Earth, with individual specimens weighing up to 55 kg. Cultivated across South and Southeast Asia for centuries, it has recently gained international attention as both a tropical delicacy and a plant-based meat alternative. But beyond its culinary versatility, jackfruit delivers a surprisingly robust nutritional profile – rich in potassium, vitamin B6, vitamin C, and dietary fiber, while remaining low in fat and free of cholesterol. This guide presents the complete nutritional picture based on USDA data, explores science-backed health benefits, and addresses practical questions about jackfruit for weight loss, diabetes, allergies, and daily consumption.

Jackfruit Nutrition Facts per 100 g (USDA Data)

The following values are based on raw, ripe jackfruit as reported by the USDA FoodData Central database (NDB No. 09143). Values for young, unripe jackfruit differ slightly and are noted where relevant.

* Percent Daily Values based on a 2,000 kcal diet for adults. Source: USDA FoodData Central, NDB No. 09143.

8 Science-Backed Health Benefits of Jackfruit

1. Heart Health and Blood Pressure Regulation

Jackfruit delivers 448 mg of potassium per 100 g – more than bananas (358 mg) – with virtually no sodium (2 mg). This potassium-to-sodium ratio is critically important for cardiovascular health. Potassium relaxes blood vessel walls, promotes sodium excretion through urine, and lowers blood pressure. A meta-analysis published in the British Medical Journal (2013) found that increased potassium intake reduces stroke risk by up to 24%. The fruit's zero cholesterol content and minimal saturated fat (0.195 g) further support arterial health. Flavonoids and phenolic compounds identified in jackfruit, including quercetin and kaempferol, have demonstrated cardioprotective effects in a 2017 study published in the Journal of Agricultural and Food Chemistry.

2. Digestive Health and Gut Microbiome

The fiber content of jackfruit – 1.5 g per 100 g in ripe fruit, rising to 2.6–3.6 g in young, unripe jackfruit – supports healthy digestion in multiple ways. Insoluble fiber adds bulk to stool and accelerates intestinal transit, helping prevent constipation. Soluble fiber acts as a prebiotic, feeding beneficial gut bacteria such as Bifidobacterium and Lactobacillus species. The resulting short-chain fatty acids (butyrate, propionate, acetate) nourish the colon lining, reduce inflammation, and strengthen the gut barrier. For people transitioning to a higher-fiber diet, starting with moderate portions of jackfruit (100–150 g) helps avoid bloating as the gut microbiome adapts.

3. Blood Sugar Management

Despite containing 23 g of carbohydrates per 100 g, ripe jackfruit has a moderate glycemic index (GI) of approximately 50–60 – significantly lower than white bread (GI ~75) or white rice (GI ~73). This moderate GI results from the interaction between jackfruit's fiber, its specific starch composition, and bioactive compounds that slow carbohydrate digestion. A study published in Plant Foods for Human Nutrition (2016) demonstrated that jackfruit flour improved insulin sensitivity in study participants. Young, unripe jackfruit contains considerably less sugar and more fiber, giving it an even lower glycemic impact – making it particularly suitable for blood-sugar-conscious individuals.

4. Immune System Support

Jackfruit's 13.7 mg of vitamin C per 100 g contributes to immune function by stimulating white blood cell production, strengthening the skin barrier against pathogens, and protecting immune cells from oxidative damage. Vitamin B6 (0.329 mg/100 g, ~19% DV) plays a separate but equally important role: it supports antibody production and T-cell function. The carotenoids present in jackfruit – including beta-carotene, lutein, and zeaxanthin – are partially converted to vitamin A in the body, which regulates immune cell differentiation and mucosal immunity. Together, these nutrients provide broad-spectrum immune support from a single fruit.

5. Anti-Inflammatory Properties

Jackfruit contains a diverse array of phytochemicals with documented anti-inflammatory activity. These include flavonoids (quercetin, kaempferol, morin), stilbenoids (oxyresveratrol), and saponins. Research published in the International Journal of Food Science (2019) demonstrated that jackfruit extracts significantly reduced production of pro-inflammatory cytokines TNF-alpha and IL-6 in cell culture models. While these findings are primarily from laboratory studies and require clinical confirmation, they suggest that regular jackfruit consumption may help modulate chronic low-grade inflammation – a driver of conditions such as arthritis, cardiovascular disease, and metabolic syndrome.

6. Antioxidant Defense

The combination of vitamin C, carotenoids, and flavonoids gives jackfruit substantial antioxidant capacity. A study by Jagtap et al. (2010) published in Food Research International found that jackfruit extracts exhibited antioxidant activity comparable to grape seed and green tea extracts. These antioxidants neutralize reactive oxygen species (free radicals) that damage DNA, proteins, and cell membranes. Chronic oxidative stress is implicated in aging, cancer, neurodegenerative diseases, and cardiovascular disease. The yellow-orange color of ripe jackfruit flesh indicates high carotenoid content – deeper color generally correlates with greater antioxidant potential.

7. Bone and Muscle Health

While jackfruit is not the richest source of bone minerals individually, it provides a useful combination of calcium (24 mg), magnesium (29 mg), and phosphorus (21 mg) that work synergistically for bone maintenance. Magnesium is particularly noteworthy: it participates in over 300 enzymatic reactions, supports muscle contraction and relaxation, and helps prevent cramps. Combined with the high potassium content, which counteracts calcium excretion caused by high-sodium diets, jackfruit contributes to overall musculoskeletal health.

8. Skin Health

Vitamin C is essential for collagen synthesis – the structural protein that keeps skin firm, elastic, and resistant to wrinkles. The 13.7 mg per 100 g in jackfruit contributes meaningfully to daily requirements. The fruit's antioxidants (carotenoids, flavonoids) protect skin cells from UV-induced damage and environmental pollutants. Vitamin B6 supports proper hormone regulation, which can influence skin conditions like acne. Some traditional medicine systems in South Asia have long used jackfruit latex topically for skin treatments, though scientific validation of these practices remains limited.

Jackfruit vs. Other Tropical Fruits: Nutritional Comparison

How does jackfruit's nutritional profile compare to other popular tropical and common fruits? The following table helps put the numbers in context.

All values per 100 g raw fruit. Source: USDA FoodData Central.

Jackfruit leads in potassium (highest of all listed fruits), ties for the lead in protein (only guava is higher), and delivers the highest vitamin B6 content among tropical fruits. It falls behind papaya, guava, and pineapple in vitamin C but compensates with its unique combination of B-vitamins and mineral density. No other fruit on this list can double as a convincing meat substitute – that versatility is jackfruit's distinct competitive advantage.

Glycemic Index and Glycemic Load

Understanding the glycemic impact of jackfruit requires looking at both glycemic index (GI) and glycemic load (GL):

• Ripe jackfruit GI: Approximately 50–60 (moderate). This places it in the same range as brown rice (GI ~50) and below white bread (GI ~75) and potatoes (GI ~78).
• Unripe/young jackfruit GI: Approximately 30–45 (low to moderate). The lower sugar content and higher fiber in green jackfruit reduce its glycemic impact considerably.
• Glycemic load (GL) per 150 g serving: Approximately 14–18 for ripe jackfruit (moderate). For reference, a GL under 10 is considered low, 11–19 is moderate, and 20+ is high.

Ripe vs. Unripe Jackfruit: Nutritional Differences

The nutritional profile of jackfruit shifts dramatically depending on ripeness. Understanding these differences is essential for choosing the right form for your dietary goals.

For weight management and blood sugar control, young, unripe jackfruit is clearly superior: it contains roughly 75% fewer calories, 75–85% less sugar, and substantially more fiber than the ripe version. When used as a meat substitute, unripe jackfruit also replaces high-calorie, high-fat animal proteins with a virtually fat-free whole food. Ripe jackfruit, while higher in sugar, offers stronger antioxidant activity due to its higher carotenoid concentration.

Jackfruit for Weight Loss: What the Numbers Say

Jackfruit can be a valuable tool in a calorie-controlled diet, but context matters. Here is the honest assessment:

• As a meat substitute (unripe): Replacing 200 g of pulled pork (~420 kcal, 24 g fat) with 200 g of pulled jackfruit (~120 kcal, 1.2 g fat) saves approximately 300 calories and 23 g of fat per serving. Over a week of 3 such swaps, that is a 900-calorie deficit from one substitution alone.
• As a snack (ripe): At 95 kcal per 100 g, ripe jackfruit is more calorie-dense than watermelon (30 kcal) or strawberries (32 kcal) but similar to bananas (89 kcal). It is a reasonable fruit choice but not particularly low-calorie for a fruit.
• Satiety factor: The fiber in jackfruit (especially unripe) promotes fullness and slows gastric emptying. Combined with its chewy, substantial texture, jackfruit dishes feel more satisfying than many low-calorie alternatives – which helps with diet adherence.
• Volume eating: Because jackfruit is bulky relative to its calorie content, it fills up a plate visually and physically. This psychological and mechanical satiety effect should not be underestimated.

Jackfruit for Diabetics: Guidelines and Precautions

Jackfruit's relationship with diabetes is nuanced. Here are the evidence-based facts:

• Ripe jackfruit: Contains ~19 g of sugar per 100 g. While its moderate GI (50–60) means the sugar is released more gradually than from refined carbohydrates, portions must be monitored. A 150 g serving delivers approximately 29 g of sugar – equivalent to about 7 teaspoons. Diabetics should limit portions to 75–100 g and pair with protein or fat to slow absorption.
• Unripe/young jackfruit: Much more diabetes-friendly. With only 3–5 g of sugar per 100 g and a low GI (~30–45), it is comparable to most non-starchy vegetables. As a meat substitute, it is an excellent choice for diabetics seeking to reduce saturated fat and cholesterol intake.
• Research findings: Swami et al. (2012) found that jackfruit leaf extract improved glucose tolerance in diabetic subjects. A separate study in Plant Foods for Human Nutrition (2016) showed that jackfruit flour improved insulin sensitivity. These findings suggest potential antidiabetic properties beyond simple glycemic considerations.
• Practical advice: If you have diabetes, favor unripe jackfruit for savory dishes and limit ripe jackfruit to small portions paired with protein. Always monitor blood glucose response individually, as reactions vary. Consult your healthcare provider before making significant dietary changes.

Side Effects, Allergies, and Safety Considerations

Jackfruit is safe for the vast majority of people, but certain groups should exercise caution:

Latex-Fruit Syndrome

Jackfruit belongs to the Moraceae (mulberry) family and contains natural latex in its rind and sap. People with a latex allergy may experience cross-reactive symptoms including oral itching, swelling, hives, or in rare cases anaphylaxis. Studies estimate that 30–50% of latex-allergic individuals react to related fruits. Other fruits in this syndrome include banana, avocado, kiwi, and chestnut. If you have a known latex allergy, consult an allergist before trying jackfruit.

Birch Pollen Cross-Reactivity

Individuals with birch pollen allergy may react to jackfruit due to structural similarities between Bet v 1 homologue proteins. Symptoms typically manifest as oral allergy syndrome (itching and tingling in the mouth and throat) but are usually mild and self-limiting.

Kidney Disease

The high potassium content (448 mg/100 g) may be problematic for individuals with chronic kidney disease (CKD) or hyperkalemia. Impaired kidneys cannot efficiently excrete excess potassium, potentially leading to dangerous blood potassium levels. If you have kidney disease, consult your nephrologist before consuming jackfruit regularly.

Digestive Discomfort

Eating large quantities of jackfruit (especially ripe fruit with high fructose content) can cause bloating, gas, or diarrhea in some individuals, particularly those with fructose malabsorption or irritable bowel syndrome (IBS). Start with small portions (50–100 g) and increase gradually as tolerance develops.

Medication Interactions

Due to its high potassium content, jackfruit may interact with potassium-sparing diuretics (spironolactone, amiloride) and ACE inhibitors, potentially elevating blood potassium to unsafe levels. If you take these medications, discuss jackfruit consumption with your doctor.

Jackfruit Seeds: The Overlooked Nutritional Powerhouse

Most people discard jackfruit seeds, but they are fully edible when cooked and pack a nutritional punch that surpasses the flesh in several categories:

Jackfruit seeds contain roughly 4 times more protein and 5 times more iron than the flesh. When boiled or roasted, they develop a flavor reminiscent of chestnuts or potatoes. In South and Southeast Asian cuisine, they are commonly boiled, roasted, or ground into flour used for baking. The seeds are also a source of the lectin jacalin, which has attracted research interest for its potential immunological and antidiabetic properties.

How Much Jackfruit Should You Eat? Recommended Intake

There is no official recommended daily intake for jackfruit specifically, but the following guidelines are based on nutritional balance and practical considerations:

• General adult consumption: 150–300 g per day of ripe jackfruit is a reasonable amount that provides meaningful nutrients without excessive sugar or calorie intake. This delivers approximately 21–42% of your daily potassium needs.
• As a meat substitute (unripe): 150–200 g per serving, 3–5 times per week. Always combine with a protein source totaling at least 15–20 g per meal.
• For diabetics: Limit ripe jackfruit to 75–100 g per serving, paired with protein or fat. Unripe jackfruit can be consumed in standard portions (150–200 g) due to its low sugar content.
• For children (ages 2+): Start with 30–50 g to test tolerance, then increase to 75–100 g per serving. Ensure adequate protein from other sources in the same meal.
• For kidney disease patients: Strictly follow your nephrologist's potassium guidelines. A single 200 g serving provides nearly 900 mg of potassium – potentially too much for those on potassium-restricted diets.

Frequently Asked Questions

How many calories are in jackfruit?

Raw, ripe jackfruit contains 95 kcal per 100 g. A typical serving of 150–200 g provides 142–190 kcal. Young, unripe jackfruit (used as a meat substitute) is lower, at approximately 40–60 kcal per 100 g. For comparison, a banana has 89 kcal/100 g and a mango has 60 kcal/100 g.

Is jackfruit high in sugar?

Ripe jackfruit contains approximately 19 g of sugar per 100 g – about the same as grapes (16 g) and higher than strawberries (5 g) or blueberries (10 g). The sugar is naturally occurring fructose and sucrose, not added sugar. Unripe jackfruit contains significantly less sugar (3–5 g per 100 g) and is the preferred choice for those monitoring sugar intake.

Does jackfruit have more potassium than bananas?

Yes, substantially more. Jackfruit provides 448 mg of potassium per 100 g, compared to 358 mg in bananas – approximately 25% more. This makes jackfruit one of the richest fruit sources of potassium, important for heart health and blood pressure regulation.

Is jackfruit a good source of protein?

No. At 1.72 g of protein per 100 g, jackfruit is not a meaningful protein source. This is one of its most commonly misunderstood characteristics. When used as a meat substitute, always pair it with high-protein foods such as lentils, chickpeas, tofu, nuts, or seeds.

Can you eat jackfruit seeds?

Yes, but only when cooked. Boil for 20–30 minutes or roast at 200 C for 20 minutes. Jackfruit seeds contain approximately 6.6–7.0 g of protein per 100 g – nearly 4 times the protein of the flesh. They taste similar to chestnuts and can be eaten as snacks, added to curries, or ground into flour.

Is jackfruit safe during pregnancy?

In moderate amounts, jackfruit is generally considered safe during pregnancy. It provides folate (24 mcg/100 g), vitamin C, and potassium – all important during pregnancy. Some traditional medicine systems advise against excessive consumption, but there is no scientific evidence of harm at normal dietary amounts. As with any dietary concern during pregnancy, consult your healthcare provider.

Can jackfruit help lower blood pressure?

The high potassium (448 mg/100 g) and very low sodium (2 mg/100 g) profile of jackfruit supports blood pressure management. Potassium promotes sodium excretion and relaxes blood vessel walls. However, jackfruit alone is not a blood pressure treatment – it should be part of a balanced, low-sodium diet combined with regular physical activity. Always follow your doctor's advice regarding blood pressure management.

What vitamins are in jackfruit?

Jackfruit provides vitamin C (13.7 mg, ~15% DV), vitamin B6 (0.329 mg, ~19% DV), thiamine/B1 (0.105 mg, ~9% DV), niacin/B3 (0.920 mg, ~6% DV), riboflavin/B2 (0.055 mg, ~4% DV), folate/B9 (24 mcg, ~6% DV), and small amounts of vitamin A as beta-carotene. The vitamin B6 content is particularly notable – a 150 g serving covers nearly 30% of the daily requirement.

Conclusion: Jackfruit's Nutritional Value in Perspective

Jackfruit occupies a unique position in the nutritional landscape. It is not a protein source, not the lowest-calorie fruit, and not the highest in vitamin C. What it is: a potassium powerhouse, an excellent source of vitamin B6, a meaningful contributor of vitamin C and fiber, and a food with documented antioxidant and anti-inflammatory properties – all packaged in a zero-cholesterol, virtually fat-free, allergen-friendly whole food.

Its dual identity as both a tropical fruit (ripe) and a convincing meat substitute (unripe) makes it uniquely versatile. For weight management, the unripe form offers dramatic calorie savings over meat. For diabetics, the unripe form's low GI and low sugar make it a smarter choice than most starchy sides. For heart health, its potassium-to-sodium ratio rivals the best foods on the planet.

The honest limitations – low protein, moderate sugar in the ripe form, potential cross-reactivity for latex and birch pollen allergy sufferers – are manageable with awareness. Pair jackfruit with complementary protein sources, choose the ripeness stage that matches your goals, and you have a genuinely healthful, sustainable, and delicious addition to your diet.