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High-Dose Japanese Knotweed Supplements

10 products above 500 mg

10 supplements contain high-dose Japanese Knotweed (above 500 mg). The highest dosage product is Japanese Knotweed at 2500 mg.

Low Dose (8)High Dose (10)

Frequently Asked Questions

What is considered high-dose Japanese Knotweed?

Based on 35 products in the NIH DSLD database, high-dose Japanese Knotweed supplements contain 500+ mg.

Is high-dose Japanese Knotweed safe?

This site presents supplement label data only. Consult a healthcare professional before taking high doses of any supplement, including Japanese Knotweed.