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Japanese Knotweed

All GUTINS Japanese Knotweed ingredients in one place – compare assay strengths, forms and technologies.

Available in 50 g, 225 g, 1 Kg and 5 Kg packs with CoA, TDS and SDS on request. For bulk volumes, custom specifications or private label, contact GUTINS.

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IngredientGradePackPrice
Japanese Knotweed Root Extract (Resveratrol) Powder – 98% Trans-Resveratrol (Polygonum cuspidatum)from $42.90
Japanese Knotweed Root Extract (Resveratrol) Powder – 50% Trans-Resveratrol (Polygonum cuspidatum)from $20.79
Resveratrol 20% — Polygonum cuspidatum (japanese knotweed)from $35.55
Resveratrol 50% — Polygonum cuspidatum (japanese knotweed)from $54.03
Resveratrol 98% — Polygonum cuspidatum (japanese knotweed)from $135.09