Product Overview

Dowell pure reishi mushroom extract powder is standardized water-spray dried extract sourced from whole Ganoderma lucidum fruitbody. We control core active ingredients including polysaccharides, beta-glucan and ganoderic acid triterpenoids with consistent test data per batch.
This water-soluble brown fine powder complies with global food & cosmetic safety standards, widely applied in immune support supplements, liver care nutraceuticals, functional beverage and skincare formulas. All batches are tested with full COA, ISO9001 & FSSC22000 certified, non-GMO, halal & kosher approved for worldwide wholesale buyers.
Technical Specification
Our reishi mushroom extract adopts 10:1 extraction ratio, strictly tested by UV-Vis, ICP-MS and national GB standard microbial inspection. All physical, chemical and microbiological indicators are controlled within international food safety limits for stable bulk production.
| Item | Standard Value | Test Method |
|---|---|---|
| Polysaccharides | 10%–50% | UV‑Vis |
| Beta‑glucan | 10%–30% | UV‑Vis |
| Triterpenoids | 6%–10% | UV‑Vis |
| Extract Ratio | 10:1 | Calculation |
| Loss on Drying | ≤5.0% | GB 5009.3 |
| Total Ash | ≤5.0% | GB 5009.4 |
| Particle Size | 95% pass 80–100 mesh | Sieve |
| Solubility | Soluble in hot water | Visual |
| Heavy Metals (As/Pb/Cd/Hg) | ≤1 ppm each | ICP‑MS |
| Total Plate Count | ≤1000 cfu/g | GB 4789.2 |
| Yeast & Mold | ≤100 cfu/g | GB 4789.15 |
| Salmonella / E. coli | Negative | GB 4789 |
| Shelf Life | 24 months | Accelerated testing |
| Storage | Dry, cool, ventilated | - |
Safety Profile & Contraindications
90-day oral toxicity tests confirm NOAEL ≥2000 mg/kg bw/day without organ damage. For normal adults under recommended daily dosage, the extract shows excellent human tolerance.
- Mild gastrointestinal discomfort may occur under excessive high intake
- Not suitable for anticoagulant users, hypoglycemic patients, pregnant women, lactating mothers and kids without professional medical advice
- No injectable usage allowed; not for medical treatment or disease cure claims.

Key Bioactive Ingredients & Functional Value
- Reishi Polysaccharides
The core immune-regulating marker of reishi mushroom extract. It activates macrophage and lymphocyte pathways to balance immune response, popular for daily immunity supplement formulations.
- Total Triterpenoids
Exclusive liver-support compound from ganoderma lucidum fruitbody. Delivers antioxidant and anti-inflammatory effects to support hepatic detoxification and maintain healthy cardiovascular function.
- Beta-Glucan
GRAS-status beta-glucan fraction for food-grade products, enhances absorption and stability in oral functional food and beverage formulas.
Why Choose Dowell as Your Reishi Extract Supplier
1. Full standardized production line: Whole fruitbody water extraction, low-temperature spray drying to retain maximum bioactivity
2. Strict batch-by-batch QC: Heavy metal, microbe and active ingredient testing with downloadable COA for every shipment
3. Global authoritative certifications: ISO9001, FSSC22000, Non-GMO, Halal, Kosher to meet different country import standards
4. Stable large-scale production & flexible lead time: 7 days production cycle after deposit, customizable 1kg bag / 25kg drum packaging
5. Custom formula R&D support: Adjust polysaccharide, triterpenoid and beta-glucan content according to buyer's formulation demand
6. Complete export documents: MSDS, specification sheet, test report, customs clearance materials provided for global logistics
Packaging, Storage & Global Delivery

- Storage Condition: Sealed, cool, dry, ventilated warehouse, avoid direct sunlight & moisture; shelf life reaches 24 months under proper storage
- Standard Package: 1kg aluminum foil bag for lab sample & small batch; 25kg fiber drum for bulk industrial order
1. Express door-to-door: 3-5 days for orders under 100kg, suitable for sample testing
2. Air freight airport-to-airport: 5-7 days for bulk 100kg-1000kg, fast replenishment for brand factories
3. Sea freight port-to-port: Around 30 days for orders over 300kg, cost-effective large batch wholesale
Lead Time: 7 working days after deposit confirmation; free sample available upon inquiry.

Frequently Asked Questions
Q1: What is the main active compound of reishi mushroom extract powder?
A1: The three core bioactive markers are polysaccharides (10%-50%), beta-glucan (10%-30%) and ganoderic acid triterpenoids (6%-10%), which support immune balance and liver wellness.
Q2: What particle size is your reishi extract powder?
A2: 95% of powder passes 80-100 mesh, easy to mix, tablet press and dissolve in hot water.
Q3: Is this reishi extract safe for long-term bulk use?
A3: Safe under recommended dosage. Customers taking chronic medication or with chronic diseases should consult professional doctors before formulation.
Q4: Can I get free samples for testing?
A4: Yes, we provide small trial samples for brand manufacturers to test solubility, active content and formulation compatibility. Contact our sales team to send sample inquiry.
Q5: What documents will you provide for customs clearance?
A5: We supply COA, MSDS, specification, commercial invoice, packing list and certification copies for smooth import customs clearance in EU, US, Southeast Asia and other regions.

Send inquiry or contact us to get free sample, and learn more details about it.
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