Shiitake Mushroom Extract
Lentinula edodes Extract / Xiang Gu Extract
Standardized shiitake extract with verified beta-glucan and lentinan — from 100% organic fruiting body, trusted across immune, cardiovascular, and functional food applications.
Product Specifications
| Beta-Glucan | ≥ 30% |
| Polysaccharides | ≥ 40% |
| Lentinan | Present (1,3-Beta-Glucan) |
| Eritadenine | Present (premium spec, on request) |
| Moisture | ≤ 5% |
| Mesh Size | 80 mesh |
| Part Used | Fruiting Body (100%) |
| Appearance | Light brown to brown fine powder |
| Odor | Characteristic shiitake aroma |
| Solubility | Water soluble |
| Shelf Life | 24 months |
| Storage | Sealed, away from light, ≤ 25°C |
Active Compounds
Beta-Glucan
Primary immune-modulating polysaccharide
Lentinan (1,3-β-Glucan)
Shiitake's signature beta-glucan — distinct structure from other mushroom glucans
Polysaccharides
Broad-spectrum bioactive fraction
Eritadenine
Compound linked to cholesterol metabolism. Available as declared spec on premium COA.
Eritadenine available as optional declared spec. Contact us to specify when requesting a quote.
What Makes Lentinan Unique
Lentinan is a 1,3-beta-glucan found specifically in Lentinula edodes (shiitake). Unlike the 1,6-beta-glucan of maitake or the general beta-glucan of lion's mane, lentinan has its own distinct molecular structure and published research profile.
It is referenced in published studies exploring:
- Immune cell activation and modulation
- Cardiovascular support via eritadenine
- Functional food applications with recognized safety and food-grade status in Asian markets
Shiitake is unique among medicinal mushrooms in being both a premium extract ingredient and a globally recognized food — giving brands a dual positioning story that resonates with mainstream consumers.
Above reflects published research and market trends. Not intended as health claims for label use.
Extraction & Origin
Hot Water Extraction
Preserves beta-glucan, lentinan, and polysaccharides. Standard option for immune and functional food use.
Ethanol Extraction Available
Retains lipid-soluble compounds including eritadenine. Ideal for cardiovascular health formulations. Food-grade solvent, residue tested per batch.
Organic Cultivation
Sourced from certified organic farms in Zhejiang, Fujian, and Henan — China's traditional shiitake growing regions. Full traceability per batch.
Certifications & Quality Documentation
Certificate of Analysis
Full COA per batch — beta-glucan, lentinan, polysaccharides, heavy metals, microbiology. Batch number and date included.
Third-Party Testing
Independent beta-glucan quantification. Pesticide residue and heavy metals verified by accredited third-party laboratory (Eurofins/SGS).
Safety & Residue Data
As, Pb, Hg, Cd within USP/EU limits. Pesticide residue EU MRL compliant. Microbiology within food safety standards.
Full documentation shared privately after initial contact.
Why Brands Choose Shiitake
Market positioning insights for B2B formulators
✓ Immune Support
Beta-glucan and lentinan make shiitake a proven choice for immune health supplement lines. Strong clinical reference base for B2B customers needing ingredient substantiation.
✓ Cardiovascular Health
Eritadenine is associated with cholesterol metabolism — one of the few mushroom compounds with a specific cardiovascular health research profile. Differentiates shiitake in a crowded immune market.
✓ Functional Food Applications
Shiitake's food-grade status and recognized flavor profile make it suitable for soup bases, instant meals, seasoning blends, and culinary supplements — a unique channel unavailable to most mushroom extracts.
✓ Beauty & Skincare
Polysaccharide fractions from shiitake are used in ingestible beauty supplements and topical cosmetic formulations for skin brightening and hydration.
Above reflects published research and market trends. Not intended as health claims for label use.
Formulation Reference
Recommended Dosage
| Dietary Supplement | 500 mg – 2,000 mg/day |
| Functional Food | 1 g – 3 g per serving |
| Beauty Supplement | 500 mg – 1 g per serving |
Based on published references. Final dosage set by your formulation team.
Compatible Product Forms
- Capsules & tablets
- Functional food ingredients (soup, seasoning, meal)
- Beauty & ingestible skincare supplements
- Instant drink mixes & sachets
- OEM custom formulas
Supply & Ordering
MOQ & Packaging
- MOQ: 25 kg
- Pack: 25kg aluminum foil bag
- Custom packaging on request
Free Sample
- Size: 50–100g
- Cost: Free (freight collect)
- Dispatch: within 48 hours
Lead Time
- In-stock: 7–15 business days
- Custom: 20–30 days
- Terms: FOB / CIF
Origin
- Zhejiang / Fujian / Henan, China
- Organic certified traditional farms
- Traceability docs available
From Farm to Your Formula
Quality Control Protocol: IQC on all incoming raw material. IPQC throughout. FQC on every finished batch including beta-glucan verification. HACCP system applied.
Partners Who've Seen It Firsthand
B2B brands from 15+ countries have visited our Hangzhou facility — touring the organic farm, GMP extraction plant, and in-house testing lab before placing their orders.
Quality Assurance, Verified On-Site
Our clients are welcome to visit our testing laboratory and inspect every stage of quality control — from raw material to finished product.
Traceable from the Source
Partners from Japan, Thailand, Malaysia, New Zealand, and Australia inspect our extraction facility and in-house HPLC lab to confirm active compound specifications.
Meeting Global Buyers at Industry Exhibitions
We exhibit at major international trade shows each year — connecting face to face with distributors, importers and brand owners from around the world.
Factory Audits Always Welcome
Our production facility is open to client visits and third-party audits at any time. International buyers regularly inspect our equipment, capacity and production standards in person.
What Our B2B Clients Say
"Shiitake extract with food-grade certification opened up a channel we hadn't considered. Molai's documentation made the approval process straightforward."
"We've worked with Hangzhou Molai Biotech for 3 years. Consistent quality, fast turnaround, zero complaints."
Frequently Asked Questions
What is the difference between Lentinan and Beta-Glucan?
Can shiitake extract be used in food products?
Is this product organically certified?
Request a Sample or Quote
We respond within 24 hours.
Shiitake Extract
- ▪ Spec: Beta-Glucan ≥30% · Lentinan · Polysaccharides ≥40%
- ▪ MOQ: 25 kg
- ▪ Sample: Free (50–100g)
- ▪ Origin: Zhejiang / Fujian / Henan — Organic Certified