Which Citrus Fruits Are High in Potassium?

December 25, 2025 •

3 min read

While bananas are famously known for their potassium content, one medium orange can provide a similar amount, sometimes even more, per serving. This guide explores which citrus fruits are high in potassium and how to incorporate them into a balanced diet.

Quick Summary

This nutritional guide highlights citrus fruits that are excellent sources of potassium, including oranges, pomelos, and grapefruits. It offers an easy-to-read comparison to help you choose the best options for increasing your mineral intake.

Key Points

Oranges are a top citrus source of potassium: One medium orange can provide around 237 mg of potassium, sometimes surpassing a banana.
Pomelos are excellent for potassium: With 410 mg per cup of sections, pomelos are a potent, yet often overlooked, source of this mineral.
Grapefruit offers a solid dose of potassium: A medium grapefruit contains approximately 415 mg of potassium, though it can interact with certain medications.
Juice vs. Whole Fruit: While 100% orange juice is rich in potassium, whole fruit provides beneficial fiber that juice lacks, making it a better option.
Incorporate a variety of citrus for a balanced diet: Adding different citrus fruits, from oranges to mandarins, is an easy way to help meet your body's potassium needs.

Potassium is an essential mineral that plays a critical role in several bodily functions, including maintaining fluid balance, regulating blood pressure, and supporting nerve and muscle function. While many people associate potassium with bananas, citrus fruits are also valuable sources. Incorporating a variety of citrus into your diet can be a delicious way to help meet your daily needs.

The Top Contenders: Oranges and Pomelos

When it comes to citrus, oranges and pomelos stand out for their potassium content, providing a significant boost to your mineral intake.

Oranges: A Familiar Source

Oranges are not only packed with vitamin C but also offer a healthy dose of potassium. A single medium orange contains approximately 237 mg of potassium, and a cup of 100% orange juice can provide even more, around 496 mg. This makes them an excellent choice for a quick and refreshing nutrient boost. Studies have shown that consuming orange juice is associated with higher potassium intake overall.

Pomelos: A Lesser-Known Powerhouse

The pomelo, a large citrus fruit, is another fantastic source of potassium. A single cup of pomelo sections can deliver an impressive 410 mg of potassium, along with a host of other beneficial nutrients. This sweet and mild fruit can be enjoyed on its own or added to salads for extra flavor and minerals.

Grapefruit and Mandarins: Solid Contributors

While generally containing less potassium than oranges or pomelos, grapefruit and mandarins still make a solid contribution to your daily intake.

Grapefruit: A Balanced Choice

A medium-sized grapefruit contains approximately 415 mg of potassium, while a half pink or red grapefruit offers about 166 mg. Grapefruit is also rich in vitamin A and antioxidants. However, it's important to note that grapefruit can interact with certain medications, so it is advisable to consult a healthcare provider if you take prescription drugs.

Mandarins and Clementines: The Convenient Option

Mandarin oranges and clementines are smaller and convenient for snacking. While their potassium content is moderate, it is still a worthwhile addition. One small clementine contains around 131 mg of potassium, and a cup of mandarin orange sections has about 324 mg. They are a great portable source of vitamins and minerals for people on the go.

Comparing Citrus Potassium Content

This table provides a quick comparison of the potassium levels in common citrus fruits to help you make informed choices.


Citrus Fruit	Serving Size	Approximate Potassium Content (mg)
Orange	1 medium	237
Orange Juice (100%)	1 cup	496
Pomelo	1 cup, sections	410
Grapefruit	1 medium	415
Clementine	1 fruit	131
Mandarin Orange	1 cup, sections	324

How to Incorporate Citrus into Your Diet

There are numerous delicious and simple ways to add more potassium-rich citrus fruits to your meals.

Snack on whole fruits: Eating a whole orange or mandarin provides fiber in addition to potassium, which is more beneficial than juice alone.
Add zest to meals: Grating orange or lemon zest over roasted vegetables or salads adds flavor and a touch of potassium.
Create healthy drinks: Add slices of orange, grapefruit, or lime to your water for a flavorful and electrolyte-boosting beverage.
Make a citrus vinaigrette: Whisk together fresh orange or lemon juice with olive oil, honey, and herbs for a zesty dressing.
Incorporate into desserts: Use orange or grapefruit sections in fruit salads or as a topping for yogurt or oatmeal.

Beyond the Fruit: Juices and Health

While 100% fruit juices can contribute to your potassium intake, they are higher in sugar and lack the fiber found in whole fruits. The fiber in whole fruits helps regulate blood sugar and promotes better digestion. For this reason, many health professionals recommend prioritizing whole fruit consumption for a more balanced nutrient profile.

Conclusion: Choosing Your Citrus Boost

When considering which citrus fruits are high in potassium, oranges and pomelos are clear winners, offering significant amounts of this vital mineral. Grapefruits, mandarins, and clementines also provide worthwhile quantities, especially when enjoyed in whole-fruit form. By incorporating a variety of these delicious and nutritious fruits into your daily routine, you can easily support essential bodily functions and boost your overall health. For those with specific health conditions, such as kidney disease, it is crucial to monitor potassium intake carefully and consult with a doctor or dietitian.

Learn more about the importance of potassium from the National Institutes of Health.

Frequently Asked Questions

Among common varieties, oranges are notably high in potassium, with a cup of orange juice providing a significant amount. A lesser-known fruit, the pomelo, also contains very high levels of potassium.

Yes, 100% orange juice is a good source of potassium. However, it is important to remember it is higher in sugar and lower in fiber than a whole orange, so consuming whole fruit is often a better option.

If you have kidney disease, you should monitor your potassium intake closely as your body may not regulate it properly. Citrus fruits are often high in potassium, and a doctor or dietitian can provide guidance on appropriate consumption.

Clementines contain a moderate amount of potassium, with one small fruit offering about 131 mg. They are a good option for a smaller, portion-controlled serving.

Potassium is crucial for balancing water and electrolytes in the body, which helps regulate blood pressure. It is also vital for proper muscle and nerve function.

No, potassium levels can vary significantly between different citrus fruits. For example, oranges and pomelos are much higher in potassium than lemons and limes.

For most people, it is better to obtain potassium through a balanced diet of whole foods like citrus fruits. Supplements should only be used under the guidance of a healthcare professional.

You can add citrus by snacking on whole fruits, adding slices to water, making citrus-based dressings, or incorporating them into fruit salads and other dishes.