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Japanese Knotweed (Polygonum cuspidatum) (root) extract

botanical

3
products
Updated April 2026

Dosage Range

40 mgavg 197.5 mg250 mg

Japanese Knotweed (Polygonum cuspidatum) (root) extract is found in 4 supplement products from 2 brands. Dosages range from 40 to 250 mg, with an average of 197.5. The most common form is Capsule.

Top 5 Highest-Dosage Japanese Knotweed (Polygonum cuspidatum) (root) extract Supplements

  1. pTeroBlue Pterostilbene Blueberry Complex 350 mg by Genceutic Naturals250 mg
  2. pTeroBlue Pterostilbene + Resveratrol Blueberry Complex 350 mg by Genceutic Naturals250 mg
  3. pTeroBlue Pterostilbene +Resveratrol Blueberry Complex 350 mg by Genceutic Naturals250 mg

pTeroBlue Pterostilbene Blueberry Complex 350 mg by Genceutic Naturals has the highest Japanese Knotweed (Polygonum cuspidatum) (root) extract dosage at 250 mg. pTeroBlue Pterostilbene +Resveratrol Blueberry Complex 350 mg by Genceutic Naturals has the lowest at 250 mg.

Frequently Asked Questions

How many products contain Japanese Knotweed (Polygonum cuspidatum) (root) extract?

There are 4 supplement products containing Japanese Knotweed (Polygonum cuspidatum) (root) extract from 2 brands in the NIH DSLD database.

What is the average Japanese Knotweed (Polygonum cuspidatum) (root) extract dosage?

The average Japanese Knotweed (Polygonum cuspidatum) (root) extract dosage across supplement products is 197.5 mg. Dosages range from 40 to 250 mg.

What is the most common form for Japanese Knotweed (Polygonum cuspidatum) (root) extract supplements?

The most common product form for Japanese Knotweed (Polygonum cuspidatum) (root) extract supplements is Capsule.

What brands make Japanese Knotweed (Polygonum cuspidatum) (root) extract supplements?

There are 2 brands that make supplements containing Japanese Knotweed (Polygonum cuspidatum) (root) extract in the NIH DSLD database.

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Quick Facts

Products
4
Brands
2
Avg Dose
197.5 mg
Common Form
Capsule
Category
botanical