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Lanzones, also known as Lansium parasiticum, is a tropical fruit native to Southeast Asia. It is a popular fruit among locals and tourists alike, prized for its sweet and slightly sour taste, as well as its numerous health benefits. In this article, we will delve into the world of Lanzones, exploring its etymology, description, taxonomy, cultivars, distribution, cultivation, production, uses, phytochemistry, flavor, toxicity, nutrition, and cultural significance.


The name “Lanzones” is derived from the Spanish word “lanza,” meaning “lance” or “spear,” likely due to the fruit’s elongated shape. In other languages, Lanzones is also known as:

  • Langsat (Malaysia and Indonesia)
  • Longkong (Thailand)
  • Bungulan (Philippines)
  • Duku (Indonesia)


Lanzones is a small, oval-shaped fruit with a thin, yellow or brown skin. The flesh is white or translucent, with a sweet and slightly sour taste. The fruit is typically 2-3 cm in length and 1-2 cm in width. It has a single seed in the center, surrounded by a juicy pulp.

Taxonomy and Cultivars

Lanzones is a member of the Meliaceae family and is classified as follows:

  • Kingdom: Plantae
  • Order: Sapindales
  • Family: Meliaceae
  • Genus: Lansium
  • Species: L. parasiticum

There are several cultivars of Lanzones, including:

  • Lansium parasiticum var. parasiticum (wild type)
  • Lansium parasiticum var. domesticum (cultivated type)
  • Lansium domesticum (hybrid)

Distribution and Habitat

Lanzones is native to Southeast Asia, specifically in the countries of:

  • Malaysia
  • Indonesia
  • Philippines
  • Thailand

It grows in tropical rainforests, typically at elevations of 0-1,000 meters above sea level.


Lanzones is usually cultivated in small-scale farms or backyard gardens. It requires a tropical climate with high humidity and temperatures between 24-32°C. The tree is relatively low-maintenance and can grow up to 10 meters in height.

Production and Uses

Lanzones is primarily consumed fresh, but it is also used in various products such as:

  • Juice
  • Jam
  • Preserves
  • Ice cream
  • Smoothies

In traditional medicine, Lanzones is used to treat various ailments, including:

  • Fever
  • Cough
  • Sore throat
  • Digestive issues


Lanzones contains various bioactive compounds, including:

  • Flavonoids
  • Phenolic acids
  • Terpenoids
  • Alkaloids

These compounds have been reported to have antioxidant, anti-inflammatory, and antimicrobial properties.


Lanzones has a unique flavor profile, described as:

  • Sweet
  • Slightly sour
  • Tart
  • Refreshing


Lanzones is generally considered safe for consumption. However, the seeds and leaves contain a toxic compound called lansiumin, which can cause:

  • Nausea
  • Vomiting
  • Diarrhea
  • Abdominal pain


Lanzones is a nutrient-rich fruit, providing:

  • Vitamin C
  • Potassium
  • Fiber
  • Antioxidants


Lanzones has significant cultural and traditional value in Southeast Asia. In the Philippines, it is considered a “fruit of the gods” and is often served as a snack or dessert during special occasions.


  • “Lanzones is a fruit that is not only delicious but also packed with nutrients and antioxidants.” – Dr. Maria Rodriguez, nutritionist
  • “Lanzones is a symbol of hospitality and generosity in our culture.” – Juan Santos, Filipino elder


NutrientAmount (per 100g)
Vitamin C30-40 mg
Potassium150-200 mg
Fiber2-3 g
Bioactive CompoundAmount (per 100g)
Flavonoids10-15 mg
Phenolic acids5-10 mg


  • Eat fresh: Enjoy Lanzones as a healthy and refreshing snack.
  • Use in cooking: Add Lanzones to salads, smoothies, and desserts for a burst of flavor and nutrition.
  • Make juice: Squeeze fresh Lanzones juice for a refreshing beverage.
  • Preserve: Make jam, preserves, or pickles with Lanzones for a sweet and tangy treat.
  • Grow your own: Plant a Lanzones tree in your backyard or garden to enjoy fresh fruit right at home.
  • Share with others: Offer Lanzones to friends and family as a symbol of hospitality and generosity.
  • Support local farmers: Buy Lanzones from local farmers to promote sustainable agriculture and community development.
  • Conduct research: Study the bioactive compounds and potential health benefits of Lanzones to contribute to scientific knowledge.

Let me know if you have any other questions or if there’s anything else I can help you with!