Carambola

Also known as: Star Fruit

Botanical Overview

Carambola (Averrhoa carambola) is a flowering plant in the Oxalidaceae family. This plant has earned a place in traditional medicine through its consistent therapeutic benefits, recorded across multiple cultures. This species belongs to the Oxalidaceae family, a group of flowering plants.

General Description

It is a small tree or shrub that grows 5 to 12 m (16 to 39 ft) tall, with rose to red-purple flowers. The flowers are small and bell-shaped, with five petals that have whitish edges. The flowers are often produced year round under tropical conditions. The tree is cultivated in tropical and semitropical regions for its edible fruits.

ⓘ Information
Description adapted from Wikipedia (CC BY-SA 4.0).

Family Context

The Oxalidaceae family is widely distributed. Notable medicinal members include:

Geographic Distribution

Carambola has been recorded in 10 countries and territories worldwide, including Brazil, China, Colombia, Costa Rica, Indonesia, and others.

Traditional Uses

Carambola has been traditionally used for digestive health, skin and wound care, and pain and inflammation, among other applications.

Digestive health.

  • Diarrhea

For digestive complaints, the herb is typically prepared as a tea or decoction taken before meals. The bitter compounds stimulate digestive secretions and improve nutrient absorption. Some traditions use the powdered root or leaves in small doses as a stomachic tonic.

Skin and wound care.

  • Ringworm

For skin conditions, the fresh or dried plant is applied topically as a poultice, wash, or compress. A strong decoction can be used to clean wounds and sores. The antimicrobial properties help prevent infection while promoting tissue repair.

Pain and inflammation.

  • Ache(Head)
  • Inflammation

For pain and inflammation, preparations are applied both topically as compresses and taken internally. A warm poultice draws blood to the area and promotes healing, while internal preparations address systemic inflammation.

Active Compounds

Phytochemical research has identified 30 compounds in this species, including a diverse array of phytochemical classes (see the Complete Chemical Inventory below for the full list).

The identified compounds include the following categories:

  • Alkaloid: nitrogenous compounds with diverse pharmacological activities
ⓘ Information
Information on this page is compiled from Dr. Duke’s Phytochemical and Ethnobotanical Databases (USDA ARS), a public domain resource. Consult a healthcare professional before using any herbal preparation.

Distribution and Conservation

Reported distribution: Brazil, China, Colombia, Costa Rica, Indonesia, India, Malaysia, Philippines, Taiwan, United States.

Complete Use Records

CategoryCultural Context
SialogogueChina, Kembola
AnginaKembang bua
AntidiarrheicElsewhere
AphthaKaping
BiliousMalaya
ChickenpoxMalaya
DermatosisBalingbing amis
DiarrheaMalaya
HangoverMalaya
Ache(Head)Malaya
InflammationAsom djorbing
NauseaMalaya
PilesAsom djorbing
RingwormMalaya
ScurvyAsom djorbing
ThirstChina
FeverChina

Complete Chemical Inventory

CompoundFormulaMW
ALANAINE
ALPHA-KETO-GLUTARIC-ACID
ALUMINUMAl26.981538 Da
ARGININEC₆H₁₄N₄O₂174.20 Da
ASCORBIC-ACIDC₆H₈O₆176.12 Da
ASH
ASPARTIC-ACIDC₄H₇NO₄133.10 Da
BETA-APO-8'-CAROTENE
BETA-CAROTENEC₄₀H₅₆536.9 Da
BETA-CRYPTOFLAVIN
BETA-DAMASCENONEC₁₃H₁₈O190.28 Da
BETA-IONONEC₁₃H₂₀O192.30 Da
BORONB10.81 Da
CALCIUMCa40.08 Da
CARBOHYDRATES
CAROTENOIDSC₄₀H₅₄O₅614.9 Da
CITRIC-ACIDC₆H₈O₇192.12 Da
COPPERCu63.55 Da
CRYPTOCHROMEC₄₀H₅₆O₃584.9 Da
CRYPTOXANTHINC₄₀H₅₆O552.9 Da
CYANIDINC₁₅H₁₁O₆+287.24 Da
FATC₁₆H₃₂O₂256.42 Da
FIBER
FUMARIC-ACIDC₄H₄O₄116.07 Da
GLUTAMIC-ACIDC₅H₉NO₄147.13 Da
GLYCINEC₂H₅NO₂75.07 Da
HISTIDINEC₆H₉N₃O₂155.15 Da
IRONFe55.84 Da
ISOLEUCINEC₆H₁₃NO₂131.17 Da
KILOCALORIES

Data from PubChem (NIH/NLM, public domain).


References & Further Reading

External Research Links

Data Sources