Plant MedicineKakadu plum
Kakadu plum
Terminalia ferdinandiana
Family: Combretaceae
Also known as: Gubinge, Murunga, Billygoat plum, Salty plum, Marnybi
At a glance
Best for: Vitamin C, Antioxidant, Immune support, Skin health, Collagen synthesis
Parts used: Fruit
Common forms: Powder, Capsule, Culinary, Cosmetic
Evidence level: Promising
Cautions: Highly acidic - rinse mouth after consuming
Immune
Cardiovascular
Powder
Capsule
Culinary
Cosmetic
Northern Territory (Australia)
Western Australia
Queensland
What it is
Kakadu plum is a small olive-sized fruit from a tree native to the Northern Territory and Western Australia. Beyond extraordinary vitamin C (ascorbic acid), the berries contain gallic acid, ellagic acid, and zinc for remarkable combined antioxidant effects.
Traditional use
Used by Aboriginal Australian peoples for over 65,000 years as food and medicine. Central to the diet of many Aboriginal groups including the Bardi people. Used for colds, fever, and general health.
What modern research suggests (Promising)
ORAC studies confirm extraordinary antioxidant activity. Antimicrobial activity demonstrated against E. coli, Salmonella, and fungi. High bioavailable vitamin C confirmed. Anti-inflammatory effects and anti-cancer cell activity being researched.
How people use it
Powder: 1-5g daily in smoothies, yoghurt, or water. Very tart - combine with sweeter fruits. Used in native foods, jams, and skincare products.
Safety + interactions
Very safe as a traditional food. Highly acidic - rinse mouth after consuming to protect tooth enamel. Safe in pregnancy as a whole food.
Quality notes
World record vitamin C content (up to 5,300mg/100g fresh fruit - 100x more than oranges). Freeze-dried powder preserves most vitamin C. Wild-harvested product supports Aboriginal land custodians.
Community Insights
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Disclaimer: This content is educational and not medical advice. Always consult a qualified healthcare provider before using any herbs or supplements, especially if you are pregnant, nursing, taking medications, or have a medical condition.