Resveratrol 98% — Polygonum cuspidatum (japanese knotweed) Trichosanthes dioica Red alum stone

Red alum stone

Product : Gotu Kola Extract Powder 10:1

Active contents : alkaloids (carpaine

Part used : Stone

Resveratrol 98% — Polygonum cuspidatum (japanese knotweed) Trichosanthes dioica Red alum stoneResveratrol 98% Standardized Extract from Polygonum cuspidatum (japanese knotweed) A pharma grade resveratrol standardized to 98% by HPLC, extracted from high purity japanese knotweed (Polygonum cuspidatum) biomass. Engineered for B2B formulators working in pharma grade, cosmetic applications who require verifiable active content, consistent lot to lot performance, and complete regulatory documentation. Every batch ships with a dated Certificate of