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Japanese Knotweed root extract

botanical

19
products
Updated April 2026

Dosage Range

8 mgavg 327.47 mg800 mg

Japanese Knotweed root extract is found in 34 supplement products from 17 brands. Dosages range from 8 to 800 mg, with an average of 327.47. The most common form is Capsule.

Top 5 Highest-Dosage Japanese Knotweed root extract Supplements

  1. Resveratrol 500 mg by Beautiful Ally by Bluebonnet800 mg
  2. Resveratrol 500 mg by Bluebonnet Beautiful Ally800 mg
  3. Resveratrol 150 by Gaia Herbs672 mg
  4. Resveratrol by Juvenon500 mg
  5. Resveratrol 250 mg by Beautiful Ally by Bluebonnet500 mg

Resveratrol 500 mg by Beautiful Ally by Bluebonnet has the highest Japanese Knotweed root extract dosage at 800 mg. Certified Men's Multivitamin by Rainbow Light has the lowest at 8 mg.

All Products

showing 19 of 19
Resveratrol 500 mg
● OTHER INGREDIENTS (1)
Beautiful Ally by Bluebonnet
800 mg DVCapsule
Resveratrol 500 mg
● OTHER INGREDIENTS (1)
Bluebonnet Beautiful Ally
800 mg DVCapsule
Resveratrol 150Gaia Herbs
672 mg DVCapsule
Resveratrol
● OTHER INGREDIENTS (2)
Juvenon
500 mg DVCapsule
Resveratrol 250 mg
● OTHER INGREDIENTS (1)
Beautiful Ally by Bluebonnet
500 mg DVCapsule
Q-Veratrol Antioxidant
● OTHER INGREDIENTS (3)
Juvenon
200 mg DVCapsule
Joint Guard COX-2 Control
● OTHER INGREDIENTS (1)
KAL
75 mg DVTablet or Pill
Age-Less Trans-Resveratrol 500 mgDiscontinued
● OTHER INGREDIENTS (1)
Bluebonnet
800 mg DVCapsule
Resveratol 500 mgDiscontinued
● OTHER INGREDIENTS (1)
Beautiful Ally by Bluebonnet
800 mg DVCapsule
Age-Less Trans-Resveratrol 250 mgDiscontinued
● OTHER INGREDIENTS (1)
Bluebonnet
500 mg DVCapsule
Resveratrol 150DiscontinuedGaia Herbs DailyWellness
372 mg DVCapsule
Purple DefenseDiscontinuedDr. Mercola Premium Supplements
100 mg DVCapsule
Certified Men's MultivitaminDiscontinuedRainbow Light
8 mg DVCapsule

Frequently Asked Questions

How many products contain Japanese Knotweed root extract?

There are 34 supplement products containing Japanese Knotweed root extract from 17 brands in the NIH DSLD database.

What is the average Japanese Knotweed root extract dosage?

The average Japanese Knotweed root extract dosage across supplement products is 327.47 mg. Dosages range from 8 to 800 mg.

What is the most common form for Japanese Knotweed root extract supplements?

The most common product form for Japanese Knotweed root extract supplements is Capsule.

What brands make Japanese Knotweed root extract supplements?

There are 17 brands that make supplements containing Japanese Knotweed root extract in the NIH DSLD database.

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Quick Facts

Products
34
Brands
17
Avg Dose
327.47 mg
Common Form
Capsule
Category
botanical