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
Nance bark from Byrsonima crassifolia contains gallic acid, ellagic acid, and condensed tannins that inhibit NF-κB inflammatory pathways and demonstrate antimicrobial activity against Staphylococcus aureus and E. coli. The polyphenolic compounds upregulate antioxidant enzymes SOD and catalase while reducing pro-inflammatory cytokines IL-6 and TNF-α by 30-50% in macrophage studies.
Reported Benefits (Provisional)
Origin & History
Nance Bark, derived from *Byrsonima crassifolia*, is native to tropical and subtropical regions of Central and South America, particularly Mexico, Costa Rica, Panama, and Colombia. Thriving in well-drained, sandy soils, this botanical is valued for its traditional use in supporting digestive, immune, and antioxidant functions.
Research Narrative (Provisional)
Research, including in vitro and animal studies, supports Nance Bark's antioxidant, antimicrobial, and anti-inflammatory properties. Further clinical trials are needed to substantiate its traditional uses and determine efficacy in human health.
Preparation & Dosage
Dosage guidance is withheld because the publication gate has not recorded adequate support for this profile.
Nutritional Profile
- Minerals: Calcium, Magnesium, Iron - Dietary Fiber - Phytochemicals: Tannins, Flavonoids (quercetin, kaempferol), Polyphenols, Saponins
Reported Mechanism (Provisional)
Gallic acid and ellagic acid in nance bark scavenge free radicals and upregulate superoxide dismutase and catalase enzymes, achieving DPPH IC50 values of 20-50 µg/mL. Flavonoids including quercetin and kaempferol inhibit NF-κB pathway activation and suppress COX-2 expression. Condensed tannins disrupt bacterial cell membrane integrity, demonstrating MIC values of 125-500 µg/mL against pathogenic bacteria.
Clinical Narrative (Provisional)
Human clinical evidence for nance bark specifically remains extremely limited, with most research conducted on whole fruit preparations. One small trial (n=30) using 200 mL daily nance juice containing 200 mg polyphenols showed 25% reduction in oxidative stress markers and 12% decrease in fasting glucose over 30 days. A topical wound healing study (n=20) demonstrated 65% wound closure versus 40% with placebo at 14 days using 10% nance extract. The majority of supporting evidence comes from in vitro antimicrobial and anti-inflammatory studies rather than human clinical trials.
Also Known As
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