What is Polygonum Aviculare Extract?

Polygonum Aviculare Extract Knotgrass Extract Powder contains the flavonols avicularin, myricitrin, juglanin, astragalin, betmidin, and the lignan aviculin. Polygonum aviculare or common knotgrass is a plant related to buckwheat and dock. It is widespread across many countries in temperate regions.

Knotgrass Extract Benefits

  1. It has obvious diuretic
  2. Drive tapeworm and pinworm effect.
  3. Antibacterial, inhibition on a variety of
  4. Accelerate blood coagulation, make uterine tension increase.

Polygonum Aviculare Extract Specifications

Extract Ratio10:1, 20:1 or Customized
AppearanceYellow Brown Fine Powder
Particle Size100% Pass 80 Mesh
Loss on Drying≤5.0%
Heavy Metals≤10 ppm
Total Plate Count≤1000 cfu/g
Yeast and Mold≤100 cfu/g

Shelf Life

2 Years


Store in tightly sealed containers then place in cool and dry place, and away from moisture, light, oxygen.


  • Packed in paper-drums and two plastic-bags inside. N.W:25kgs .I.D.35×H51cm.
  • 1Kg/Bag, aluminum foil bag vacuum packing.
  • Sample, double sealed water plastic bags inside with the aluminum bag outside.

Where to buy Polygonum Aviculare Extract Knotgrass Extract Powder?

Just send an email to [email protected], or submit your requirement in bottom form, we are of service at any time!