
Precision Immune Support: SRBio Professional Maitake (Grifola frondosa) Extract
Scientifically Standardized Bioactives for Advanced Immune Defense and Metabolic Wellness Formulations.
SRBio Maitake Extract is a high-purity botanical ingredient derived from the finest Grifola frondosa fruiting bodies. Utilizing a specialized multi-stage extraction process, we isolate the most potent bioactive fractions—specifically D-fraction and MD-fraction—to provide a reliable raw material for premium nutraceuticals targeting cellular health and metabolic support.
Why Choose Our Maitake Extract Powder?
In the functional mushroom sector, Maitake’s efficacy is defined by its complex polysaccharide structure. SRBio ensures your brand delivers superior results through verified quality:
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Standardized D-Fraction: We specialize in extracting the D-fraction, a highly branched proteoglycan scientifically recognized for its superior ability to support the body’s natural immune response compared to standard polysaccharides.
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100% Fruiting Body Source: We prioritize nutrient density by using only mature fruiting bodies. Our extract is free from mycelium-on-grain fillers, ensuring a clean, high-potency product with zero starch interference.
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Dual-Extraction Technology: Our process combines high-pressure hot water extraction and ethanol precipitation to capture both the soluble Beta-1,3 and Beta-1,6 Glucans, ensuring a broad-spectrum bioactive profile.
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Purity & Safety Assurance: Every batch is strictly screened for heavy metals (Lead, Arsenic, Cadmium, Mercury) and microbial contaminants, meeting global safety standards for supplement manufacturing.
End-to-End OEM and ODM Partnership
SRBio is your strategic partner for innovative mushroom-based product development:
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Targeted Formulation Support: Our R&D experts can help you create proprietary “Synergy Stacks,” such as “ImmuneMatrix™” (Maitake + Reishi) or “GlucanGuard™” (Maitake + Oat Beta-Glucans).
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Optimized Delivery Formats: Whether you need a highly soluble powder for functional soups and beverages or a high-density powder for capsule compression, we customize the physical properties of the extract to fit your machinery.
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Custom Potency Ratios: We offer standardized extracts ranging from 10% to 50% Polysaccharides, allowing you to hit specific price points and efficacy targets.
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Global Compliance Documentation: We provide full technical support, including COA, MSDS, and Botanical Origin Verification, to facilitate seamless international trade and regulatory filing.
Technical Excellence: The Science of D-Fraction
We preserve the complex molecular structure of Maitake through precision processing:
1. Bioactive Fractionation
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Unlike simple grinding, our fractionation process isolates the specific proteoglycans (D-fraction) that interact most effectively with cellular receptors, maximizing the functional value per gram.
2. Low-Temperature Spray Drying
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To maintain the structural integrity of the polysaccharides, we utilize low-temperature spray drying, resulting in a free-flowing, stable powder with excellent shelf-life.
3. Quality Control Standards
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Polysaccharides: Standardized up to 30%, 40%, or 50%.
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D-Fraction: Available in specialized high-purity grades.
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Heavy Metal Compliance: Lead < 1.0 ppm, Arsenic < 0.5 ppm, Cadmium < 0.1 ppm, Mercury < 0.1 ppm.
B2B Specification Table
| Property | SRBio Maitake Extract | Standard Maitake Powder |
| Active Focus | D-Fraction & Beta-Glucans | Unstandardized Raw Fiber |
| Solubility | 100% Water-Soluble (Extracted) | Partially Soluble (Sediment) |
| Bioavailability | High (Concentrated Actives) | Low (Raw Chitinous Material) |
| Safety Testing | Batch-specific ICP-MS Testing | Variable/Minimal Testing |
Supply Chain & Compliance
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Sustainability: Sourced from GAP-certified cultivation bases using natural substrate.
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Clean Label: Non-GMO, Irradiation-Free, Vegan, and Gluten-Free.
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Packaging: 1kg Aluminum Foil Bags; 25kg Fiber Drums.
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.
