
Product Overview
Stephania japonica, also known as Snake Vine, is a perennial vine recognized for its rich concentration of bioactive isoquinoline alkaloids. Our extract is a technical-grade botanical ingredient developed for high-end supplement formulations and research-driven applications.
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Botanical Source: 100% Natural Stephania japonica roots.
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Active Compounds: Standardized for high concentrations of Cepharanthine and supporting alkaloids.
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Physical Range: Available as a fine, high-purity powder with excellent solubility and stability.
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Primary Function: Extensively researched for its potential in supporting immune system modulation and cellular health.
| Product Form | Specification | Key Components |
| Standardized Powder | 10:1 / 20:1 Ratio Extract | Total Alkaloids |
| High-Purity Powder | 98% Cepharanthine | Isolated Alkaloid |
| Appearance | Fine Crystalline Powder | Light Yellow to Off-white |
| Extraction Method | Multi-Stage Purification | Solvent-free / High Purity |
Science-Driven Extraction for Superior Quality
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Optimized Extraction Technology: We utilize specialized low-temperature extraction processes to ensure the structural integrity of sensitive alkaloids like Cepharanthine is preserved.
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Standardized Potency: Every batch is guaranteed for precise alkaloid concentration verified via High-Performance Liquid Chromatography (HPLC).
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Enhanced Stability: Our manufacturing process ensures a free-flowing powder with a long shelf-life, suitable for hard capsules and complex tablets.
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Total Traceability: From raw root collection to the final purified extract, our GMP-certified facility ensures 100% purity and comprehensive batch documentation.
Advanced Manufacturing Infrastructure
Our facility is equipped with state-of-the-art technology to ensure the highest industry standards for botanical purification:
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Automated Extraction Units: Large-scale, controlled-environment systems that allow for consistent, repeatable batch production.
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GMP-Certified Clean Rooms: All processing and packaging are conducted in strictly monitored environments to prevent cross-contamination.
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Precision Purification Lines: Advanced filtration and crystallization equipment designed specifically for high-purity alkaloid isolation.
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In-house Analytical Laboratory: Equipped with HPLC and UV-Vis spectroscopy for real-time monitoring of ingredient purity and potency.
End-to-End OEM and ODM Partnership
We provide professional turnkey solutions to help you launch standardized Stephania japonica products efficiently:
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Custom Formulation Development: Our R&D team helps develop unique formulations combining Stephania japonica with other botanical synergies.
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Flexible Dosage Forms: We support various finished product formats, including hard capsules, tablets, and standardized powder blends.
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Private Labeling & Packaging: Customized packaging solutions tailored to your brand, ensuring all international labeling standards are met.
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Regulatory Support: We provide essential technical dossiers, including COAs, MSDS, and stability reports to streamline market entry.
Rigorous Testing & Compliance
Following strict international quality protocols, each batch of Stephania Japonica Extract undergoes:
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Alkaloid Profiling: Verified via HPLC to ensure precise Cepharanthine levels.
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Purity Testing: Controlled for heavy metals, pesticide residues, and solvent traces according to USP/EP standards.
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Microbiological Safety: Comprehensive screening for pathogens to ensure product safety.
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Certifications: Non-GMO, ISO, and GMP-certified manufacturing.
Applications
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Nutraceuticals: Core ingredient for high-end immune support and cellular wellness supplements.
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Pharmaceutical Research: High-purity alkaloids used in the study of inflammatory response and respiratory health.
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Functional Formulas: Standardized extracts suitable for complex botanical health blends.
Elevate Your Product Line with Premium Stephania Japonica
Partner with a professional manufacturer dedicated to botanical excellence. Request a Technical Data Sheet (TDS), Certificate of Analysis (COA), or a free sample to start your formulation.
Shipping & Packing Information

OEM SERVICE
We offer all-inclusive product development from consultation to delivery.
We make product proposals based on the customer’s requirements, from small to large lots.
