Resveratrol 50 mg Japanese Knotweed®

Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.

This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.

Allergen flags are parsed automatically from the official label's claims and statements. Always verify against the physical product label before use, especially if you have a severe allergy.

Serving Size: 1 Softgel(s) · 2 per day

Not Present

• 

  Trans Resveratrol 50 Mg Extracted From Japanese Knotweed Root

  EarthTurns.com

  $18.70
• 

  Japanese Knotweed Trans-resveratrol 50 Mg

  Wonder Laboratories5.0(2)

  $13.99
• 

  Supreme Nutrition Japanese Knotweed Capsules

  Supplement Hub Global4.8(36)

  $49.00
• 

  Medica Herbs Resveratrol Japanese Knotweed 60 Capsules

  Medpak | Healthy Choice4.9(143)

  $6.00
• 

  Japanese Knotweed

  NutriRestore

  $28.10
• 

  Resveratrol Japanese Knotweed Root 50mg Resveratrol 30 capsules SWANSON

  biogo.fr4.7(1000)

  $5.29Lowest
• 

  Resveratrol - Superior Japanese Knotweed

  earthscreationshop.com

  $14.99
• 

  NutraMedix Japanese Knotweed

  iHerb5.0(1)

  $45.95

Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.

Showing representative supplement & health retailers — search above for stores in your area.

• HerbsPro

  4.3 (3503)

  Vitamin & supplements store

  31909 Hayman St, Hayward, CA 94544

  Directions(510) 324-2900

• NuSpecies Herbal - Westchester

  4.9 (23)

  Vitamin & supplements store

  118 Kraft Ave, Bronxville, NY 10708

  Directions(845) 440-7458

• NuSpecies Herbal - Long Island

  4.7 (34)

  Vitamin & supplements store

  241-01 Linden Blvd, Elmont, NY 11003

  Directions(845) 440-7458

• Reishi Essence

  Vitamin & supplements store

  609 Deep Valley Dr #200, Rolling Hills Estates, CA 90274

  Directions(213) 545-2009

• Complete Nutrition and Wellness By Inna Topiler

  5.0 (5)

  Vitamin & supplements store

  101 Park Ave Ste 3, Suite 3, Hoboken, NJ 07030

  Directions

• Green Dragon Botanicals

  4.8 (17)

  Herb shop

  48 Elliot St, Brattleboro, VT 05301

  Directions(802) 246-1090

• Cognizin

  Vitamin & supplements store

  560 Lexington Ave 2nd Floor, New York, NY 10022

  Directions

• Kroeger Herb Products

  Manufacturer

  1500 Kansas Ave #4f, Longmont, CO 80501

  Directions(303) 443-0261

• Protective Effect of Polyphenolic Extracts from Hippophae rhamnoides L. and Reynoutria japonica Houtt. on Erythrocyte Membrane

  T Kaźmierczak, K Męczarska, S Lachowicz-Wiśniewska… - Molecules, 2024 - mdpi.com

  … healthy properties, including anticancer activities [17,18]. Our results also showed that the root of Japanese knotweed … contain stilbenoids, such as resveratrol [49], which corresponds to …

  20246 citations

• Resveratrol

  B Geisler - 2011 - books.google.com

  … The word is out about the possible health benefits of resveratrol, a chemical found in red … important, Japanese knotweed is the primary source of resveratrol for dietary supplements. …

  20111 citations

• Impact of Extraction Conditions on Resveratrol Content and Antioxidant Properties of Japanese Knotweed Extracts

  M Olszowy-Tomczyk, D Wianowska - Applied Sciences, 2025 - mdpi.com

  … valuable compound for the production of supplements and food additives, contributing to … Japanese knotweed is a valuable and alternative source of resveratrol and many other health…

  20254 citations

• Exploring the therapeutic potential of Resveratrol: A natural compound with multifaceted health benefits

  S Govindaraj - 2025 - phytopharmajournal.com

  … However, RSV has been detected in diverse array of plants, including Japanese knotweed, … in treating a range of medical conditions. Supplementing with resveratrol has been shown to …

  2025

• Evaluation of resveratrol supplementation on laboratory animals, cats, pigs, horses, dogs, cattle, and birds

  MU Ememe, AKB Sackey, JO Ayo - Resveratrol-Adding Life to …, 2018 - intechopen.com

  … The supplement was shown to be useful as an antibiotic and … Japanese Knotweed is the best source of resveratrol for dogs… production and possible health benefits of resveratrol in wine […

  20183 citations

• Evaluation of Resveratrol Supplementation on Laboratory Animals, Cats, Pigs, Horses, Dogs, Cattle

  MU Ememe, AKB Sackey, JO Ayo - Resveratrol: Adding Life to …, 2019 - books.google.com

  … The supplement was shown to be useful as an antibiotic and … Japanese Knotweed is the best source of resveratrol for dogs… production and possible health benefits of resveratrol in wine […

  2019

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2022-04-11. DSLD Label ID: 265974. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.