Complaint
Product Name | Polygonum Cuspidatum Extract Resveratrol Powder |
Latin Name | Polygonum cuspidatum |
Part Used | Polygonum cuspidatum Root |
Appearance | Light Yellow to White Fine Powder |
Active Ingredient | Resveratrol |
Specification | Resveratrol 5%, 10%, 20%, 50%, 90%, 98%, 99% |
CAS No. | 501-36-0 |
Molecular Formula | C14H12O3 |
Molecular Weight | 228.24 |
Test Method | HPLC |
Place of Origin | Shandong, China (Mainland) |
Storage | Store in a cool & dry area, keep away from the direct light and heat |
Shelf Life | Two years under well storage situation and stored away from |
Anti-Aging
Resveratrol can activate acetylase and increase the lifespan of yeast.The experimental results show that yeast cells divide from 19 times to 38 times, and the lifespan increases by 60-80%.
Protect cardiovascular
Resveratrol can regulate blood cholesterol levels bybinding to estrogen receptors in the human body, and inhibit platelets from forming blood clots and adheringto blood vessel walls.
Anti-oxidation
Resveratrol is a natural antioxidant that exists in avariety of plants. lt mainly exerts its antioxidant effect by scavenging or inhibiting the generation of oxidative free radicals, thereby inhibiting lipid peroxidation, and regulating the activities of related enzymes of antioxidant function.
Other role
Resveratrol also has some other biological activities such as antibacterial, antioxidant, immunomodulatory,etc. Resveratrol is highly sought after due to its various biological activities.
Items | Standards | Results |
Physical Analysis | ||
Description | White Powder | Complies |
Assay | 99%(HPLC) | 99.2% |
Mesh Size | 100 % pass 80 mesh | Complies |
Ash | ≤ 5.0% | 2.85% |
| Loss on Drying | ≤ 5.0% | 2.85% |
| Chemical Analysis | ||
| Heavy Metal | ≤ 10.0 mg/kg | Complies |
| Pb | ≤ 2.0 mg/kg | Complies |
| As | ≤ 1.0 mg/kg | Complies |
| Hg | ≤ 0.1 mg/kg | Complies |
| Microbiological Analysis | ||
| Residue of Pesticide | Negative | Negative |
| Total Plate Count | ≤ 1000cfu/g | Complies |
| Yeast&Mold | ≤ 100cfu/g | Complies |
| E.coil | Negative | Negative |
| Salmonella | Negative | Negative |
