# Goldenseal Ginseng (Hydrastis canadensis) **Canonical URL:** https://ingredients.hermeticasuperfoods.com/ingredients/goldenseal-ginseng **Data Source:** Hermetica Superfoods Ingredient Encyclopedia **Updated:** 2026-03-24 **Evidence Score:** 2 / 10 **Category:** Other **Also Known As:** Hydrastis canadensis, Goldenseal, Yellow Root, Orange Root, Ground Raspberry, Eye Balm, Indian Dye, Yellow Puccoon ## Overview Goldenseal ginseng (Hydrastis canadensis) contains berberine and hydrastine as primary bioactive alkaloids that demonstrate [antimicrobial](/ingredients/condition/immune-support) activity through bacterial cell wall disruption. This herb modulates cytochrome P450 enzymes, particularly CYP2D6 and CYP3A4, potentially affecting drug [metabolism](/ingredients/condition/weight-management). ## Health Benefits • Antifungal activity demonstrated in vitro against pathogens affecting American ginseng plants (preliminary evidence only) • Potential [antimicrobial](/ingredients/condition/immune-support) properties based on traditional use (no human clinical trials available) • May modulate drug [metabolism](/ingredients/condition/weight-management) through CYP450 enzyme inhibition (in vitro evidence only) • Historical use for infections and [inflammation](/ingredients/condition/inflammation) in Native American medicine (traditional evidence only) • No human clinical trials or RCTs available to substantiate health benefits ## Mechanism of Action Berberine and hydrastine alkaloids in goldenseal ginseng disrupt bacterial cell membrane integrity and inhibit DNA gyrase activity. These compounds strongly inhibit cytochrome P450 enzymes CYP2D6 and CYP3A4, slowing hepatic drug [metabolism](/ingredients/condition/weight-management). The [antimicrobial](/ingredients/condition/immune-support) effects occur through interference with bacterial protein synthesis at the ribosomal level. ## Clinical Summary Current evidence for goldenseal ginseng consists primarily of in vitro studies demonstrating antifungal activity against plant pathogens. No randomized controlled trials in humans have been completed for this specific combination. Traditional use studies suggest [antimicrobial](/ingredients/condition/immune-support) properties, but clinical efficacy remains unproven. Laboratory studies show significant CYP450 enzyme inhibition, indicating potential for drug interactions. ## Nutritional Profile Goldenseal (Hydrastis canadensis) is not consumed as a food source and lacks a conventional nutritional profile of macronutrients. It is valued primarily for its bioactive alkaloid content. Key bioactive compounds: **Berberine** (approximately 0.5–6.0% of dried root/rhizome weight, typically ~2.5–4.5% in quality preparations), **Hydrastine** (β-hydrastine, approximately 1.5–5.0% of dried root, often the most abundant alkaloid), and **Canadine** (tetrahydroberberine, approximately 0.5–1.0%). Minor alkaloids include **berberastine**, **canadaline**, and **palmatine** (trace amounts, typically <0.5%). Other bioactive constituents: **Chlorogenic acid** and related phenolic acids (trace), small amounts of **resin** (~3–4%), **volatile oils** (trace), **lipids** (~3%), and **starch**. Mineral content in dried root includes trace amounts of **iron**, **manganese**, **calcium**, **phosphorus**, and **potassium**, though concentrations are not nutritionally significant at typical supplement doses (500–2000 mg/day). Contains negligible protein, fat, and dietary fiber at supplemental dosages. **Bioavailability notes**: Berberine has notably low oral bioavailability (estimated <5% in humans) due to extensive first-pass [metabolism](/ingredients/condition/weight-management) and P-glycoprotein efflux in the gut. Hydrastine is somewhat better absorbed but data are limited. CYP3A4 and CYP2D6 inhibition by goldenseal alkaloids (particularly hydrastine and berberine) can alter bioavailability of co-administered pharmaceuticals. Alkaloid content varies significantly with plant part (rhizome > roots > leaves), growing conditions, harvest time (typically harvested after 3–5 years of growth in autumn), and extraction/processing methods. Standardized extracts are typically standardized to 5% total alkaloids or ~3.5% berberine plus hydrastine combined. ## Dosage & Preparation No clinically studied dosage ranges are available for goldenseal in human trials. In vitro studies used extracts without quantified human-equivalent doses. Consult a healthcare provider before starting any new supplement. ## Safety & Drug Interactions Goldenseal ginseng can significantly increase blood levels of medications metabolized by CYP2D6 and CYP3A4 enzymes, including many antidepressants and blood thinners. Common side effects include gastrointestinal upset, nausea, and potential liver enzyme elevation with prolonged use. Pregnant and breastfeeding women should avoid use due to berberine's potential uterine stimulant effects. Individuals with liver disease or those taking multiple medications should consult healthcare providers before use. ## Scientific Research No human clinical trials, RCTs, or meta-analyses for goldenseal (Hydrastis canadensis) were found in the research. Available studies focus only on in vitro antifungal effects against plant pathogens, and drug interaction potential through CYP3A4 and P-glycoprotein inhibition (PMID: 17495878; PMID: 17611934). ## Historical & Cultural Context Goldenseal has been used in Native American traditional medicine for infections and [inflammation](/ingredients/condition/inflammation), though specific duration or systems are not detailed. The plant was historically overharvested for its rhizomes and roots. ## Synergistic Combinations American ginseng, echinacea, astragalus, berberine, Oregon grape ## Frequently Asked Questions ### What is the difference between goldenseal ginseng and regular ginseng? Goldenseal ginseng (Hydrastis canadensis) contains berberine and hydrastine alkaloids and provides antimicrobial effects, while regular ginseng contains ginsenosides for energy and adaptogenic benefits. Despite the name similarity, they are completely different plant species with distinct mechanisms of action. ### How much goldenseal ginseng should I take daily? Traditional dosing ranges from 250-500mg of standardized extract containing 5-10% berberine, taken 2-3 times daily. However, no clinical trials have established optimal dosing for this specific combination, so consult a healthcare provider for personalized recommendations. ### Can goldenseal ginseng interact with prescription medications? Yes, goldenseal ginseng strongly inhibits CYP2D6 and CYP3A4 enzymes, potentially increasing blood levels of antidepressants, blood thinners, and immunosuppressants. This interaction can lead to enhanced drug effects and increased risk of side effects. ### Is goldenseal ginseng effective for infections? In vitro studies show antimicrobial activity against certain pathogens, but no human clinical trials have proven effectiveness for treating infections. The berberine content provides theoretical antimicrobial benefits, but clinical evidence is lacking for therapeutic use. ### What are the side effects of goldenseal ginseng? Common side effects include nausea, digestive upset, and potential liver enzyme elevation with long-term use exceeding 3 months. High doses may cause dizziness, respiratory depression, and cardiovascular effects due to the berberine and hydrastine alkaloid content. ### Is goldenseal ginseng safe during pregnancy or while breastfeeding? Goldenseal ginseng is not recommended during pregnancy or breastfeeding due to limited safety data and traditional use patterns suggesting potential uterine stimulation. Pregnant and nursing women should consult with a healthcare provider before use, as both the goldenseal and ginseng components carry uncertain risks in these populations. No human clinical trials have established safe dosing protocols for these sensitive life stages. ### What does current clinical research show about goldenseal ginseng's effectiveness? Current clinical evidence for goldenseal ginseng is limited, with most studies conducted in vitro (test tube) or in traditional use contexts rather than human trials. While antifungal and antimicrobial properties have been demonstrated in laboratory settings, no robust human clinical trials confirm these effects in living subjects. The strongest evidence base exists for traditional use in Native American medicine, but modern scientific validation remains preliminary. ### Who should avoid goldenseal ginseng due to enzyme interactions? People taking medications metabolized by CYP450 enzymes should exercise caution with goldenseal ginseng, as in vitro evidence suggests it may inhibit these enzymes and alter drug metabolism. This includes common medications such as certain antihistamines, antifungals, and immunosuppressants, though human evidence is currently limited. Anyone on regular prescription medications should consult their healthcare provider before supplementing with goldenseal ginseng. --- *Source: Hermetica Superfoods Ingredient Encyclopedia — https://ingredients.hermeticasuperfoods.com* *License: CC BY-NC-SA 4.0 — Attribution required. Commercial use: admin@hermeticasuperfoods.com*