Polyphenol Ingredient
Resveratrol Powder | Polygonum Cuspidatum Extract Manufacturer
Resveratrol powder made from Polygonum cuspidatum root extract for dietary supplement formulations, with a defined extraction profile and analytical specification for ingredient evaluation.
Product Information
Resveratrol Powder at a Glance
Core chemical identity and botanical source information.
Source & Extraction
Polygonum cuspidatum Root Extract
The ingredient is a defined root extract with a 100:1 extraction ratio and no carrier or excipient listed in the product specification.
Origem botânica
The plant material is the root of Polygonum cuspidatum Sieb. Et Zucc., giving the ingredient a clearly defined botanical identity and plant part.
Extraction Profile
The extraction ratio is 100:1. The listed solvent system uses ethyl acetate, ethanol and water.
Especificações Técnicas
Resveratrol Powder Specification
Analytical requirements covering active content, identity, physical characteristics, contaminants and microbiological quality.
| Test Item | Método | Especificação | Result |
|---|---|---|---|
| Active Content & Identity | |||
| Resveratrol | HPLC | ≥98.00% | 99.23% |
| Emodin | HPLC | ≤1.0% | ≤0.1% |
| Identificação | TLC | Specified by method | Complies |
| δ13C | GB/T 18932.1-2002 | -30.0 to -32.0‰ | -31.20‰ |
| Propriedades físicas | |||
| Aparência | Visual | Off white to white powder with bitter odour and taste | Complies |
| Odor e sabor | Visual & taste | Característica | Característica |
| Perda na secagem | GB/T 5009.3 | ≤1.0% | 0.12% |
| Sulphated Ash | GB/T 5009.4 | ≤0.5% | 0.21% |
| Densidade a granel | USP <616> | 35.0–50.0 g/100 ml | 46.1 g/100 ml |
| Tamanho das partículas | USP <786> | 100% até 80 mesh | 100% Complies |
| Solvent & Contaminant Controls | |||
| Ethyl Acetate | USP <34> | ≤10 ppm | <10 ppm |
| Metais pesados | GB/T 5009.74 | ≤10 ppm | <10 ppm |
| Pesticide Residues | USP <561> | Meet USP requirements | Em conformidade com |
| Arsénico | GB/T 5009.11 | ≤2 ppm | <2 ppm |
| Mercury | GB/T 5009.17 | ≤0,1 ppm | <0.1 ppm |
| Cádmio | GB/T 5009.15 | ≤1 ppm | <1 ppm |
| Chumbo | GB/T 5009.12 | ≤3 ppm | <3 ppm |
| Microbiological Testing | |||
| Total Plate Count | GB/T 4789.2 | ≤1,000 cfu/g | Complies |
| Yeasts & Molds | GB/T 4789.15 | ≤100 cfu/g | Complies |
| E. coli | GB/T 4789.3 | Negativo | Negativo |
| Salmonela | GB/T 4789.4 | Negativo | Negativo |
| Staphylococcus | GB/T 4789.10 | Negativo | Negativo |
Quality & Formulation
Key Considerations for Resveratrol Powder
Source, composition and physical properties all affect how a resveratrol extract is evaluated for a finished formulation.
Composição
Active content and Emodin are measured separately, providing a clearer composition profile than a single assay value alone.
Powder Characteristics
Particle size, density, moisture and appearance are useful when assessing powder handling, blending and processing requirements.
Contaminant Controls
Residual solvent, pesticide residues, heavy metals and microbiological limits are part of the ingredient quality profile.
Application Areas
Resveratrol Powder Applications
This botanical powder can be evaluated in dry dietary supplement formats according to the needs of the finished product.
Cápsulas
A practical format where serving size, powder handling and ingredient compatibility are established during formulation.
Comprimidos
Can be evaluated when blending, processing and excipient compatibility fit the tablet manufacturing process.
Misturas em pó
Suitable for review in dry blends and premixes where uniformity, flow, taste and moisture management matter.
Saquetas e pacotes de stick
Development should consider powder dispersion, taste, flow and moisture control through filling and packaging.
Gummies & Chewables
Formulation work should consider the ingredient's characteristic bitter taste and compatibility with the finished matrix.
Custom Supplement Formulas
The ingredient can be assessed against a defined specification for customized dietary supplement products.
Formulation Review
Selecting a Resveratrol Extract
A suitable grade should match the intended application, source requirements and analytical specification.
What to Review
Different resveratrol products may vary in botanical source, assay, impurity profile and physical behavior. Reviewing these points early helps align the ingredient with the finished product.
Specification Support
Product information can be reviewed against the ingredient requirements before sample evaluation and formulation testing.
Documentação
Resveratrol Product Documentation
Documentation supports product specification review, formulation assessment and purchasing decisions.
Certificate of Analysis
Analytical data covers composition, physical properties, contaminants and microbiological quality.
Source Information
Product information defines the botanical material, plant part, extraction ratio, solvent system and carrier status.
Métodos de ensaio
The specification uses HPLC, TLC, USP procedures and applicable GB/T methods for product evaluation.
Embalagem
25 KG / Drum
The product is packed in a drum with double plastic bags inside for storage and handling.
Armazenamento
Cool, Dry & Protected
- Store in a cool and dry place.
- Keep away from direct light and heat.
- Do not freeze.
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