Polygonum Cuspidatum Extract


Polygonum Cuspidatum (also known as Hu Zhang or Japanese Knotweed) is a plant used for medicinal purposes. Its roots are used to treat conditions of the heart and blood vessels, as well as for digestion problems.

Nutraceutical Ingredient

Available in 50-98% Resveratrol, 50-98% Emodin, and 50-98% Polydatin

Country of Origin: China

Packaging: 25kg

Characteristic Typical Analysis

  • Description: Brown/yellow powder
  • Sieve Analysis 95% pass 80 mesh
  • Moisture Content: NMT 5.0%
  • Ash: NMT 5.0%
  • Arsenic: NMT 2ppm
  • Cadmium: NMT 1ppm
  • Lead: NMT 2ppm
  • Mercury: NMT 0.5ppm
  • Heavy Metals: 20ppm Max

Storage: Store in a well-closed place with constant low temperature and no direct sun light.

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