Hermetica Superfood Encyclopedia
Legacy index-continuity record: the score and narrative are provisional and must not be represented as validated or human-approved.
Review flags: AWAITING_SEMANTIC_VALIDATION
Gubinge (Terminalia ferdinandiana) is an Australian native fruit containing the world's highest recorded levels of vitamin C, reaching up to 100 times more than oranges. The fruit's exceptional ascorbic acid content, combined with ellagic and gallic acids, provides potent antioxidant and anti-inflammatory effects.
Reported Benefits (Provisional)
Origin & History
Native to northern Australia, particularly the Kimberley region; thrives in tropical woodlands Gubinge is cultivated across tropical and subtropical regions worldwide, prized for its exceptional nutritional density and bioactive compound profile. Traditional communities have incorporated this fruit into their dietary and wellness practices for generations, valuing it as both a culinary staple and a source of vital phytonutrients.
Research Narrative (Provisional)
Supported by multiple studies affirming its unmatched vitamin C concentration and antioxidant capacity. Research also confirms its anti-inflammatory and antimicrobial properties due to phenolic content. Recognized as one of the most nutrient-dense fruits globally.
Preparation & Dosage
Dosage guidance is withheld because the publication gate has not recorded adequate support for this profile.
Nutritional Profile
- Vitamin C: up to 100 times higher than oranges; essential for immune and skin function. - Ellagic acid and gallic acid: polyphenols with powerful antioxidant, antimicrobial, and anti-inflammatory effects. - Additional antioxidants: support systemic health and resilience. Detailed compositional analysis of Gubinge shows the presence of essential micronutrients including B-vitamins (thiamin, riboflavin, niacin), fat-soluble vitamins, and a mineral profile including potassium, phosphorus, and trace elements. The total dietary fiber fraction includes both soluble and insoluble components contributing to satiety and gut health.
Reported Mechanism (Provisional)
Gubinge's exceptionally high ascorbic acid content (up to 5,300mg per 100g) enhances neutrophil function and stimulates interferon production for immune defense. Ellagic acid activates the Nrf2 pathway, upregulating antioxidant enzymes like glutathione peroxidase and catalase. Gallic acid inhibits pro-inflammatory cytokines including TNF-α and IL-6 through NF-κB pathway suppression.
Clinical Narrative (Provisional)
Limited human studies exist for gubinge specifically, with most research focused on vitamin C content analysis rather than clinical outcomes. One small pilot study (n=20) showed improved antioxidant status after 4 weeks of gubinge supplementation. In vitro studies demonstrate strong DPPH radical scavenging activity (IC50 values around 15-25 μg/mL) and antimicrobial effects against certain pathogens. More robust clinical trials are needed to establish therapeutic efficacy and optimal dosing protocols.
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