Is Kiwi a Citrus Fruit? The Simple Answer
Is kiwi a citrus fruit? No, it is not. Kiwi is a berry, and the plant that bears it belongs to a different family from oranges, lemons, and limes. Its tangy taste and high vitamin C content resemble citrus, so people often confuse the two.
It is easy to see why people ask. Kiwi is tart and juicy, packs plenty of vitamin C, and often shares a fruit bowl with oranges and lemons. But the plant science tells a different story. Here is how kiwi differs from citrus, and why it matters if you have allergies or a sensitive stomach.
Why Kiwi Is Not a Citrus Fruit
Oranges, lemons, limes, and grapefruit all come from the Citrus genus, which sits in the Rutaceae (rue) family. Their trees and shrubs carry fruit wrapped in a thick, oily peel, with juicy segments inside.
In contrast, kiwi comes from a completely different branch of the plant world. Its genus, Actinidia, belongs to the Actinidiaceae family. The plant sprawls and twines much like a grapevine. Its fruit wears a thin, hairy brown coat over soft green or golden pulp, scattered with small edible seeds. In fact, kiwi and citrus are distant cousins at best.
| Feature | Kiwi | Citrus (orange, lemon, lime) |
| Plant family | Actinidiaceae | Rutaceae |
| Grows on | Sprawling vine | Trees and shrubs |
| Skin | Thin, hairy, light brown | Thick, oily rind |
| Inside | Soft pulp, green or gold, with small seeds | Juicy segments |
| Vitamin C per 100 g | About 93 mg (green kiwi) | About 53 mg (orange) |
The vitamin C numbers are approximate and based on USDA data. Exact values vary by variety and ripeness.
Is Kiwi a Berry?
Yes, in the botanical sense. Plant scientists call a fruit a berry when it forms from one flower, has a soft fleshy wall, and carries its seeds inside the pulp. Kiwi fits that description, just like grapes, bananas, and tomatoes.
Citrus fruit is a berry of a special kind too, known as a hesperidium, with a tough leathery peel. So the word berry alone does not make kiwi a citrus fruit.
The fruit comes originally from China. The name we use every day is a New Zealand creation, borrowed from the bird that symbolizes the country.
Why Kiwi Feels Like a Citrus Fruit
Three things make kiwi seem like citrus:
- Tangy taste: The acids in kiwi, including citric, quinic, and malic acid, create its sharp, fresh flavor.
- High vitamin C: A medium kiwi provides about 64 mg, roughly the same as a medium orange.
- Similar use: Kiwi shows up in the same fruit salads, smoothies, and juices as citrus.
Still, a similar taste and similar nutrition do not put two plants in the same group.
Is Kiwi Acidic?
Yes, kiwi has a moderate level of acid. It is usually milder than a lemon, yet it can still irritate people who get acid reflux or a sore mouth easily.
If kiwi causes heartburn or a sore mouth, try these tips:
- Eat it with other food instead of on an empty stomach.
- Choose a very ripe kiwi, or try the sweeter golden variety.
- Start with half a kiwi and see how you feel.
- Rinse your mouth with water afterward.
Kiwi and Citrus Allergies
Kiwi and citrus come from unrelated plants, so being allergic to one does not automatically make you allergic to the other. Kiwi reactions are more often connected to latex and certain pollens, such as birch.
A reaction usually starts in or around the mouth, with tingling or puffy lips, and it can spread to the skin or affect breathing. If you notice this, stop eating the fruit and call a doctor. If your throat tightens or breathing becomes hard, call emergency services right away. With any known food allergy, ask an allergist before you try something new.
Frequently Asked Questions
It is a berry, not a citrus fruit. The plant is a vine from the Actinidiaceae family, whereas citrus trees are part of Rutaceae.
Not really. Kiwi vines do best where winters are cool and summers are warm, so they are a poor fit for hot tropical regions.
Possibly, because the plants are unrelated, but nothing guarantees it. Check with your doctor or an allergist before trying.
The familiar drug warning is about grapefruit, not kiwi. Still, a pharmacist can tell you whether a food is a problem with your own medicines. Kiwi also has vitamin K, which matters if you take a blood thinner.
Final Thoughts
Kiwi is not a citrus fruit. It is a berry that happens to taste tangy and carry plenty of vitamin C. That makes it a great addition to your meals, whether or not you eat citrus.
Want to know what eating kiwi does for your body? Read our guide to the benefits of eating kiwi every day, or see our article on kiwi benefits for women.
The information here is meant to teach, not to replace advice from a healthcare professional. If you have allergies, a medical condition, or take regular medication, speak with your doctor or a dietitian first. For nutrition data, see USDA FoodData Central.
About the Author
Hi, I’m Shahnaj, the person behind WeightsFits.com. I write about natural weight loss, everyday nutrition, and home remedies in plain, simple language. Whenever I share facts about food and health, I check them against trusted sources such as USDA FoodData Central and the NIH.
