NOW Burdock Root 430 mg delivers traditional botanical support for internal cleansing, skin clarity, and digestive balance in convenient vegetable capsules. Derived from whole, non-GMO Arctium lappa root, each two-capsule serving supplies 860 mg of pure burdock root (430 mg per capsule). Commonly enjoyed in Japanese cuisine as the nourishing vegetable root gobo, burdock root has served as a foundational botanical in traditional Western and Eastern herbalism for centuries.
✓ 430 mg Pure Whole Root Per Capsule
✓ Non-GMO Project Verified & Vegan
✓ Rich in Natural Prebiotic Inulin Fiber
✓ In-House Lab Tested for Heavy Metals & Toxins
Key Health Benefits: How Burdock Root Works in Plain English
While herbal texts historically called burdock an "alterative" or "blood cleanser," modern laboratory science shows that burdock root (Arctium lappa) works through three tangible biological pathways: nourishing gut bacteria, boosting antioxidant defenses, and assisting natural metabolic fluid balance.
1. Natural Prebiotic Fuel for Digestion
Up to 45% to 50% of the dry weight of raw burdock root is composed of inulin, a soluble prebiotic plant fiber. Inulin travels undigested through your stomach and small intestine into the colon, where friendly probiotic bacteria (particularly Bifidobacterium and Lactobacillus) feed on it. When these beneficial microbes ferment inulin, they produce short-chain fatty acids (like acetate and butyrate) that nourish the intestinal lining and support regular bowel movements without harsh laxative action.
Scientific Reference: Furuno, T., et al. (2020). "Effect of Dose and Timing of Burdock (Arctium lappa) Root Intake on Intestinal Microbiota." Nutrients, 12(2), 434 (PMCID: PMC7074855).
Your liver and kidneys work continuously to filter metabolic waste. Burdock contains caffeoylquinic acid derivatives and mild aquaretic compounds that encourage normal lymphatic circulation and fluid excretion without depleting potassium. Research suggests burdock root extracts stimulate the body's internal antioxidant system (including glutathione and superoxide dismutase), helping liver cells manage daily environmental oxidative stress.
Scientific Reference: Kumar, P., et al. (2024). "Harnessing the power of Arctium lappa root: a review of its phytochemistry, traditional uses, and pharmacological properties." Discover Food, 4, 82 (PMCID: PMC11335715).
3. Promotes Clear, Healthy Skin from Within
Skin breakouts, redness, and irritation often stem from systemic inflammation and gut imbalances (the "gut-skin axis"). Burdock root provides unique bioactive lignans, including arctiin and arctigenin, as well as plant flavonoids like quercetin and luteolin. These compounds help soothe inflammatory signals and neutralize free radicals that break down skin collagen.
Scientific Reference: Knott, A., et al. (2008). "Natural Arctium lappa fruit extract improves the clinical signs of aging skin." Journal of Cosmetic Dermatology, 7(4), 281-289.
Why Sourcing Matters: NOW Foods Rigorous In-House Lab Testing
Because burdock is a deep taproot that absorbs water and minerals straight from the soil, commercial root crops carry an elevated risk of absorbing heavy metals and environmental toxins. Furthermore, low-grade wild burdock has historically suffered from adulteration with lookalike weeds. NOW Foods eliminates these safety risks by maintaining one of the most advanced analytical testing facilities in the dietary supplement industry.
Strict Testing Protocols Applied to Every Batch:
ISO/IEC 17025 Accredited Laboratories: NOW operates analytical and microbiological testing facilities accredited by the American Association for Laboratory Accreditation (A2LA), running more than 31,000 analytical tests every month.
Heavy Metal Screening via ICP-MS: Every lot is tested using Inductively Coupled Plasma Mass Spectrometry (ICP-MS) down to parts-per-billion (ppb) to ensure lead, arsenic, cadmium, and mercury remain well below the strict thresholds set by the U.S. FDA, USP standards, and California Proposition 65.
Botanical Fingerprinting (HPTLC & FTIR): High-Performance Thin-Layer Chromatography and Fourier-Transform Infrared Spectroscopy are used to chemically fingerprint incoming botanicals. This confirms 100% genuine Arctium lappa and ensures zero cross-contamination with toxic nightshade family plants (such as belladonna).
Pesticide & Glyphosate Screening (GC-MS/MS & LC-MS/MS): Advanced dual-tandem mass spectrometers screen for multi-residue agricultural chemicals, while specialized ion chromatography (IC-MS/MS) screens for trace glyphosate residues.
Microbiological Safety: Every production batch passes exhaustive screening for pathogenic bacteria including Salmonella, E. coli, Staphylococcus aureus, as well as yeast and mold counts.
Supplement Facts & Complete Ingredient Disclosure
Supplement Facts
Serving Size: 2 Veg Capsules
Servings Per Container: 50Amount Per Serving% Daily ValueTotal Carbohydrate < 1 g< 1%*Burdock Root (Arctium lappa) 860 mg (430 mg per capsule)†
* Percent Daily Values are based on a 2,000 calorie diet.
† Daily Value not established.
Other Ingredients: Hypromellose (cellulose capsule) and Stearic Acid (vegetable source).
Manufactured Without: Yeast, wheat, gluten, soy, corn, milk, egg, fish, shellfish, tree nut, or sesame ingredients. Produced in a cGMP-certified facility that processes other ingredients containing these allergens.
Usage Guidelines, Safety Precautions & Drug Interactions
Suggested Use
Take 2 capsules daily, preferably with a meal and an 8-ounce glass of water. Because burdock contains prebiotic fiber, taking it with food and hydration supports optimal digestion and nutrient absorption.
Who Should Avoid Burdock Root
Pregnancy & Nursing: Avoid use during pregnancy. Traditional literature notes uterine-stimulating properties. Nursing mothers should also avoid burdock due to insufficient safety data.
Important Medical Considerations & Interactions:
Asteraceae / Daisy Allergy: If you are allergic to ragweed, chrysanthemums, marigolds, or daisies, consult an allergist before use, as cross-reactivity is possible.
Diabetes Medications: Burdock root may naturally support healthy blood glucose regulation. If you take insulin or oral hypoglycemic medications, monitor blood sugar levels closely to avoid unexpected dips.
Diuretic Medications (Water Pills): Because burdock root gently encourages fluid balance, combining it with prescription diuretics may increase fluid loss.
Blood Thinners & Surgery: Burdock exhibits mild anti-platelet activity. Stop taking burdock root at least 14 days prior to any elective surgery.
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Frequently Asked Questions (FAQ)
What is burdock root good for?
Burdock root (Arctium lappa) is traditionally used to assist the body's natural liver filtration pathways, support healthy digestive regularity through prebiotic inulin fiber, and promote clear skin complexion by curbing free radical damage.
How much burdock root is in each NOW Foods capsule?
Each single vegetable capsule provides 430 mg of pure burdock root. A standard daily serving of 2 veg capsules delivers 860 mg. Each bottle provides 100 capsules (a full 50-day supply).
How long does it take for burdock root to work?
Digestive benefits from burdock's prebiotic inulin can often be felt within 3 to 7 days. For clear skin and systemic detox benefits, herbalists and clinical studies recommend consistent daily use for 4 to 8 weeks alongside balanced hydration.
Does NOW Foods test their burdock root for heavy metals?
Yes. Every batch of NOW Burdock Root is analyzed in in-house ISO/IEC 17025 accredited laboratories using Inductively Coupled Plasma Mass Spectrometry (ICP-MS) for lead, arsenic, cadmium, and mercury, ensuring compliance with strict California Prop 65 and FDA safety limits.
What is the difference between burdock root and dandelion root?
While both are popular traditional alterative herbs that contain inulin, dandelion root focuses primarily on bile flow and kidney fluid balance, whereas burdock root is traditionally favored for deeper skin tissue cleansing and systemic lymphatic support. They are frequently paired together.
Can burdock root cause stomach upset?
Because burdock is rich in natural inulin fiber, sensitive individuals may occasionally experience mild gas or bloating when first introducing it. Taking your capsules with a meal and plenty of water allows your gut microbiome to adapt smoothly.
