# Gobo Root (Arctium lappa)

**Canonical URL:** https://ingredients.hermeticasuperfoods.com/ingredients/gobo-root
**Data Source:** Hermetica Superfoods Ingredient Encyclopedia
**Updated:** 2026-04-01
**Evidence Score:** 2 / 10
**Category:** Other
**Also Known As:** Arctium lappa, Burdock root, Great burdock, Edible burdock, Lappa, Beggar's buttons, Thorny burr, Happy major, Niu bang zi, Greater burdock, Bardane

## Overview

Gobo root (Arctium lappa), commonly called burdock, contains bioactive compounds including chlorogenic acid, inulin, and arctiin that drive its documented biological effects. Its primary mechanisms include α-glucosidase enzyme inhibition to slow carbohydrate absorption and Nrf2 pathway activation to upregulate endogenous [antioxidant](/ingredients/condition/antioxidant) enzymes.

## Health Benefits

• Glycemic control support through α-glucosidase inhibition (IC50 0.4996 mg/ml) and gut microbiota modulation, though evidence is limited to animal studies
• [Antioxidant protection](/ingredients/condition/antioxidant) via chlorogenic acid activating Nrf2 signaling and upregulating enzymes like GSH and SOD, demonstrated only in cell studies (10 µM)
• Liver protection through arctiin's MAPK pathway inhibition (p-ERK/ERK, JNK, p38), shown in mice at 50 mg/kg over 16 weeks
• Heavy metal detoxification with arctigenin modulating Nrf2/[NF-κB](/ingredients/condition/inflammation) pathways against cadmium toxicity, tested in rats at 80 mg/kg
• [Digestive health](/ingredients/condition/gut-health) support from high inulin content (7.3 g/100 g dry weight), traditionally used as a laxative though clinical evidence is lacking

## Mechanism of Action

Gobo root inhibits intestinal α-glucosidase with an IC50 of 0.4996 mg/ml, slowing the breakdown and absorption of dietary carbohydrates and attenuating postprandial glucose spikes. Chlorogenic acid activates the Nrf2 (nuclear factor erythroid 2-related factor 2) transcription pathway, upregulating cytoprotective enzymes including [glutathione](/ingredients/condition/detox) (GSH) and superoxide dismutase (SOD) to neutralize [reactive oxygen species](/ingredients/condition/antioxidant). The [prebiotic](/ingredients/condition/gut-health) fiber inulin selectively ferments in the colon to modulate gut microbiota composition, which may secondarily improve [insulin sensitivity](/ingredients/condition/weight-management) and short-chain fatty acid production.

## Clinical Summary

Current evidence for gobo root's glycemic and antioxidant effects is largely preclinical; α-glucosidase inhibition and microbiota modulation data come from rodent models rather than randomized controlled trials in humans. Cell-based studies demonstrate chlorogenic acid's Nrf2 activation and upregulation of GSH and SOD, but these in vitro findings have not been confirmed in adequately powered human trials. A small number of observational and animal studies suggest inulin from burdock root may improve fecal microbiota diversity, though sample sizes are insufficient to draw clinical conclusions. Overall, the evidence base is preliminary and gobo root cannot currently be recommended as a standalone therapeutic agent for glycemic control or [oxidative stress](/ingredients/condition/antioxidant).

## Nutritional Profile

Gobo Root (Arctium lappa) per 100g fresh root: Macronutrients - Carbohydrates 17.3g (primarily inulin-type fructooligosaccharides 3.5-4.3g, contributing to prebiotic activity), Dietary fiber 3.3g (mix of soluble and insoluble), Protein 1.7g (limited essential amino acid profile), Fat 0.1g, Energy 72 kcal. Key Micronutrients - Potassium 308mg (8.7% DV, notable electrolyte contribution), Magnesium 38mg (9% DV), Phosphorus 93mg (9.3% DV), Calcium 41mg (4.1% DV), Iron 0.8mg (4.4% DV), Manganese 0.23mg (11.5% DV), Folate 23µg (5.8% DV), Vitamin B6 0.24mg (12% DV), Vitamin C 3.1mg (3.4% DV, modest and heat-sensitive). Bioactive Compounds - Chlorogenic acid (primary phenolic, ~1.2-2.8mg/g dry weight), Arctiin (lignan glycoside, ~0.5-1.8mg/g dry weight, converted to arctigenin by gut microbiota), Caffeonic acid derivatives (~0.3-0.9mg/g dry weight), Lappaol A/B/C/D/F (sesquiterpene lactones, trace concentrations), Quercetin glycosides (~0.1-0.4mg/g dry weight), Inulin (prebiotic fructan, 3.5-4.3g/100g fresh weight, highest concentration in autumn-harvested roots). Bioavailability Notes - Arctiin undergoes significant gut microbiota-dependent conversion to the more bioactive arctigenin; bioavailability of arctigenin estimated at 20-40% depending on [microbiome](/ingredients/condition/gut-health) composition. Chlorogenic acid bioavailability is approximately 33% in humans based on related food studies. Inulin is not digested in the small intestine, reaching the colon intact for fermentation. Cooking (boiling, stir-frying) reduces chlorogenic acid content by approximately 30-50% and vitamin C by up to 60%, but does not significantly affect inulin or arctiin concentrations. Soaking in water (common preparation practice) leaches water-soluble phenolics, reducing total polyphenol content by ~20%.

## Dosage & Preparation

No clinically studied human dosage ranges are available as human trials are absent. Preclinical animal studies used arctigenin at 80 mg/kg body weight, chlorogenic acid at 60 mg/kg, and arctiin at 50 mg/kg in various models, but these cannot be extrapolated to human doses. Root powder is used in food and cosmetics, but safe intake levels are not defined. Consult a healthcare provider before starting any new supplement.

## Safety & Drug Interactions

Gobo root is generally regarded as safe when consumed as a food, but allergic reactions have been reported in individuals sensitive to Asteraceae/Compositae family plants, including ragweed, chrysanthemums, and daisies. Due to its diuretic properties, it may potentiate the effects of diuretic medications and could theoretically contribute to electrolyte imbalance at high supplemental doses. Gobo root may enhance the hypoglycemic effect of antidiabetic drugs such as metformin or insulin due to its α-glucosidase inhibitory activity, warranting [blood glucose](/ingredients/condition/weight-management) monitoring if co-administered. Safety data in pregnant or breastfeeding women is insufficient, and use during pregnancy should be avoided given historical use as a uterine stimulant in traditional medicine.

## Scientific Research

The research dossier reveals a complete absence of human clinical trials, RCTs, or meta-analyses specifically on Arctium lappa root. All available data are limited to preclinical studies including in vitro cell cultures and animal models (mice and rats). No PubMed PMIDs for human trials are provided, indicating a significant gap in clinical validation.

## Historical & Cultural Context

In traditional Japanese cuisine and medicine, gobo root has been used for centuries as a nutrient-rich vegetable and blood purifier, diuretic, and laxative for renal and urinary issues. Burdock root features prominently in global folk medicine for skin conditions and detoxification, with culinary use in Asia dating back over 1,000 years.

## Synergistic Combinations

[Probiotic](/ingredients/condition/gut-health)s, Milk Thistle, Alpha-Lipoic Acid, Chromium, Green Tea Extract

## Frequently Asked Questions

### How does gobo root help with blood sugar control?

Gobo root inhibits the intestinal enzyme α-glucosidase with an IC50 of 0.4996 mg/ml, which slows the digestion of complex carbohydrates and reduces the rate of glucose entering the bloodstream after meals. Its prebiotic fiber inulin also modulates gut microbiota in animal models, which may secondarily improve insulin sensitivity, though human clinical data confirming these effects are currently lacking.

### What is the main antioxidant compound in gobo root?

Chlorogenic acid is the primary antioxidant compound identified in gobo root and has been shown in cell studies to activate the Nrf2 signaling pathway. This activation upregulates endogenous antioxidant enzymes including glutathione (GSH) and superoxide dismutase (SOD), which neutralize reactive oxygen species and reduce cellular oxidative damage.

### Is gobo root the same as burdock root supplement?

Yes, gobo root and burdock root refer to the same plant, Arctium lappa, with 'gobo' being the Japanese culinary term widely used in East Asian cuisine. Both terms describe the edible taproot, and supplements marketed as burdock root extract contain the same bioactive compounds — chlorogenic acid, arctiin, and inulin — as whole gobo root.

### What is the recommended dosage of gobo root or burdock root extract?

No standardized clinical dosage has been established for gobo root extract, as human trials are limited. Traditional herbal medicine has used dried root preparations in ranges of 1–2 grams per day as a decoction, while some commercial burdock root supplements provide 400–500 mg of dried root extract per capsule. Without robust human dose-response data, consumers should follow product labeling and consult a healthcare provider, especially when using it alongside antidiabetic medications.

### Can gobo root cause any side effects or allergic reactions?

Gobo root can trigger allergic contact dermatitis and systemic allergic reactions in individuals sensitized to plants in the Asteraceae family, such as ragweed, echinacea, or chamomile. At high supplemental doses, its diuretic and mild laxative properties may cause increased urination or gastrointestinal discomfort. People taking blood sugar-lowering medications should exercise caution due to the potential additive hypoglycemic effect of α-glucosidase inhibition.

### What foods contain gobo root naturally, and can I get the same benefits from eating it instead of supplements?

Gobo root is primarily consumed as a vegetable in Asian cuisines, particularly in Japan and Korea, where it's available fresh or pickled. While whole gobo root contains beneficial compounds like chlorogenic acid and arctiin, the concentrations in food are lower than in standardized extracts, making supplementation more practical for therapeutic dosing. However, including gobo root in your regular diet may offer modest antioxidant and prebiotic fiber benefits as part of a nutrient-dense diet.

### How strong is the scientific evidence supporting gobo root's health benefits compared to other herbal supplements?

Current evidence for gobo root is primarily limited to animal and cell studies, with most research focused on its glycemic control and liver-protective mechanisms rather than human clinical trials. While the α-glucosidase inhibition (IC50 0.4996 mg/ml) and MAPK pathway inhibition data are promising, they have not been confirmed in rigorous human studies, placing gobo root in a lower evidence tier compared to ingredients with multiple randomized controlled trials. More human research is needed to establish efficacy and optimal therapeutic use.

### Who would benefit most from taking gobo root supplements, and are there specific populations who should avoid it?

Individuals interested in supporting blood sugar management, liver health, and antioxidant status may benefit from gobo root supplementation, particularly those already consuming Asian cuisines and familiar with the ingredient. People with allergies to plants in the Asteraceae family (ragweed, chrysanthemums, daisies) should exercise caution due to potential cross-reactivity, and pregnant or nursing women should consult healthcare providers before supplementation due to limited safety data in these populations.

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*Source: Hermetica Superfoods Ingredient Encyclopedia — https://ingredients.hermeticasuperfoods.com*
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