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
Eleutherococcus senticosus (Siberian ginseng) contains eleutherosides that bind to glucocorticoid and mineralocorticoid receptors to modulate stress response. The herb demonstrates adaptogenic properties through hypothalamic-pituitary-adrenal axis regulation and antioxidant activity.
Origin & History
Eleutherococcus senticosus, commonly known as Siberian ginseng, is a woody shrub native to northeastern Asia belonging to the Araliaceae family. The root is the primary medicinal part, extracted to produce standardized preparations containing bioactive constituents including lignans, phenylpropanoids, coumarins, and triterpenoid saponins.
Research Narrative (Provisional)
The research dossier does not contain specific human clinical trials, randomized controlled trials, or meta-analyses with PMIDs for Eleutherococcus senticosus. While pharmacological properties and traditional uses are referenced, comprehensive clinical evidence from peer-reviewed sources would require additional literature searches.
Preparation & Dosage
Dosage guidance is withheld because the publication gate has not recorded adequate support for this profile.
Nutritional Profile
Eleutherococcus senticosus root and rhizome is not consumed as a macronutrient food source; it is used as a medicinal herb typically in doses of 2–4 g dried root/day or 300–400 mg standardized extract/day. Key Bioactive Compounds: • Eleutherosides (primary active markers): Eleutheroside B (syringin), typically standardized to ≥0.8–1.0% in commercial extracts; Eleutheroside E (syringaresinol diglucoside), typically ≥0.6–1.0%; Eleutherosides A, C, D, F, G also present in lower concentrations (collectively 0.6–0.9% of dried root). • Polyphenolics: Total phenolic content approximately 44.00 mg gallic acid equivalents (GAE)/g dry weight; includes chlorogenic acid, caffeic acid, and protocatechuic acid. • Flavonoids: Total flavonoid content approximately 36.49 mg rutin equivalents (RE)/g dry weight; includes hyperoside, rutin, quercetin, and isofraxidin. • Polysaccharides: Water-soluble heteropolysaccharides (acanthopanax polysaccharides) at approximately 2.5–5.0% of dried root, composed primarily of glucose, galactose, arabinose, and rhamnose units; these contribute to immunomodulatory activity. • Lignans: Sesamin, syringaresinol, and related lignans contribute to anti-inflammatory and antioxidant properties. • Triterpenoid saponins: Ciwujianosides (I–V) present at low concentrations (<0.5% of dried root). • Coumarins: Isofraxidin at approximately 0.02–0.05% of dried root. • Phenylpropanoids: Syringin (eleutheroside B) at approximately 0.5–1.5 mg/g dried root; sinapyl alcohol and coniferin in trace amounts. • Sterols: β-sitosterol and daucosterol (eleutheroside A) present in minor quantities. Minerals (approximate per dried root): Trace amounts of iron, manganese, zinc, copper, calcium, and potassium have been detected but are not nutritionally significant at typical dosing. Vitamins: Not a meaningful source of vitamins at medicinal doses. Fiber/Protein: Dried root contains crude fiber (~15–25%) and crude protein (~5–10%) but these are irrelevant at typical extract doses. Bioavailability Notes: Eleutheroside B (syringin) demonstrates moderate oral bioavailability (~20–30% estimated from animal pharmacokinetic studies) with rapid absorption (Tmax ~1–2 hours); eleutheroside E shows somewhat lower bioavailability due to higher molecular weight and glucoside conjugation requiring intestinal hydrolysis. Polysaccharides are not absorbed intact but exert immunomodulatory effects via gut-associated lymphoid tissue (GALT) and modulation of gut microbiota. Polyphenolic compounds are subject to extensive Phase II metabolism (glucuronidation, sulfation) reducing systemic bioavailability, though colonic microbial metabolism may generate bioactive metabolites. Co-administration with food may improve tolerability but specific food-interaction bioavailability data is limited.
Reported Mechanism (Provisional)
Eleutherosides, the primary bioactive compounds, bind to glucocorticoid and mineralocorticoid receptors to modulate cortisol sensitivity and stress response. The polyphenolic content (44.00 mg GAE/g) provides antioxidant activity through free radical scavenging. These compounds work synergistically to regulate the hypothalamic-pituitary-adrenal axis and enhance cellular stress resistance.
Clinical Narrative (Provisional)
Most evidence for Siberian ginseng comes from traditional use and in vitro studies rather than robust clinical trials. Small human studies suggest potential benefits for fatigue and stress resilience, but sample sizes are typically under 100 participants. The receptor binding activity has been demonstrated in laboratory studies, but clinical translation requires further investigation. Current evidence is insufficient to establish definitive therapeutic dosing or efficacy claims.
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