Polygonum Cuspidatum Extract

Polygonum Cuspidatum Extract: A Comprehensive Overview Introduction Polygonum cuspidatum extract, derived from the root of the Polygonum cuspidatum plant, is a natural substance with a rich history in traditional medicine and a growing presence in modern health applications. This extract is primarily known for its high content of resveratrol, a potent polyphenol with a wide range of beneficial properties. As interest in natural remedies and preventive health measures continues to grow, Polygonum cuspidatum extract has emerged as a significant player in the fields of nutrition, medicine, and cosmetics. Botanical Background Plant Description Polygonum cuspidatum, commonly known as Japanese knotweed or Hu Zhang in traditional Chinese medicine, is a perennial herbaceous plant belonging to the Polygonaceae family. It is characterized by its hollow, bamboo-like stems and large, heart-shaped leaves. The plant is native to East Asia, including China, Japan, and Korea, but has become naturalized in many parts of Europe and North America. Traditional Uses In traditional Chinese medicine, Polygonum cuspidatum has been used for centuries to treat various ailments. Its roots and rhizomes were employed to: Address liver disorders Treat skin conditions Manage inflammatory diseases Improve cardiovascular health Support detoxification processes Chemical Composition Resveratrol: The Star Component The most significant and extensively studied component of Polygonum cuspidatum extract is resveratrol (3,4',5-trihydroxystilbene). This polyphenolic compound is a phytoalexin, produced by plants in response to injury, infection, or UV radiation. Chemical Properties Molecular formula: C14H12O3 Molecular weight: 228.24 g/mol CAS number: 501-36-0 Physical characteristics: White to off-white crystalline powder Solubility: Highly soluble in organic solvents like ethanol and acetone, sparingly soluble in water