Knotweed (Polygonum aviculare) is a member of the Polygonaceae family. The plant can be found in the temperate regions of the world. The whole flowering plant can be used for medicinal purposes. Knotweed contains both flavonoids and gallic acid. The flavonoids found in knotweed are avicularin, kaempferol, quercetin, and myrecitin. Knotweed has demonstrated astringent and anti-inflammatory activity.
Knotweed is used for cough/broncitis and inflammation.
Knotweed has no reported side effects. There have been no reports of negative interactions with other drugs either.
Products containing Japanese Knotweed
Essential Antioxidant DX 60 VegiCaps
pTeroBlue Pterostilbene+Resveratrol Blueberry Complex 350 mg 60 VegiCaps
Red Wine Extract with Resveratrol 60 Tablets
Resveratrol 200 mg Extra Strength 60 VegiCaps