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Precision Botanical Engineering
Industrial Standard Extracts & Sustainable Bio-Actives
As a leading botanical extract developer and trusted factory partner based in Xi’an’s botanical science corridor, Xi'an Sirn Bio-Tech Co., Ltd. delivers standardized peel extracts, fruit and vegetable bio-derivatives, and medicinal mushroom complexes to global nutraceutical, cosmetic, and food manufacturers.
Watercress Extract Powder (Nasturtium officinale)
Rich in glucosinolates, phenethyl isothiocyanate (PEITC), and bioflavonoids for oxidative stress resistance and functional beverage formulations.
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Ceremonial Grade Matcha Powder (OEM/Private Label)
Stone-ground, shade-grown Camellia sinensis. Ultra-fine particle sizing (800–1000 mesh) yielding verified epigallocatechin gallate (EGCG) and L-theanine.
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Lion's Mane Dual Extract Powder (Hericium erinaceus)
Dual water-ethanol extraction maximizing polysaccharides (≥30%) and alcohol-soluble hericenones for premium nootropic coffee and brain health supplements.
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Custom Drink Mix Mixed Fruit Powder Formulation
Advanced vacuum-spray dried synergy matrices engineered for fast dispersion, instant reconstitution, natural sensory stability, and carrier-free options.
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High Potency Rosehip Extract (Rosa canina L.)
Standardized to natural polyphenols and vitamin C fractions; tailored solvent purification suitable for anti-aging skincare cosmeceuticals and joint tonics.
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Spray-Dried Tart Cherry Powder (Prunus cerasus)
Low-temperature spray-dried preserving native anthocyanins, potassium, and melatonin precursors for functional sport recovery drinks and sleep gummies.
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Osmanthus Fragrans Flower Extract Standardized
Distinctive aroma-locked herbal extract rich in acteoside and phenolic acids, serving specialty perfumery, skin lightening emulsions, and herbal infusions.
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100% Water Soluble Instant Black Tea Extract
Zero-sediment cold water dispersible spray-dried extract. Retains full theaflavins and thearubigins profile for high-clarity RTD tea and iced beverages.
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Production & Pilot Lines
18+
Senior Research Technicians
3
Joint University Labs
≤2h
Rapid Export Response
Whitepaper: Industrial Fractionation & Quality Parameters in Botanical Peel Extracts
The global shift toward upcycled functional nutrition has transformed citrus, pomegranate, and apple peel processing from agricultural byproduct recycling into an advanced chromatographic extraction discipline. Peel biomass possesses an intrinsically higher concentration of dense phenolics, bioflavonoids (such as hesperidin, naringin, polymethoxyflavones, and punicalagins), and essential terpene fractions compared to edible fruit endocarps. However, capturing these compounds with commercial reproducibility requires rigorous engineering solutions.
At Xi'an Sirn Bio-Tech, our extraction protocols address key industry hurdles: preventing thermal degradation of thermolabile bioflavonoids and achieving complete remediation of lipophilic agrochemical residues. Utilizing continuous countercurrent dynamic extraction combined with macroporous resin adsorption chromatography, our factory controls marker retention with minimum solvent exposure, ensuring strict compliance with European and United States pharmacopoeial limits.
| Target Bioactive Class | Primary Peel Source | Extraction / Assay Method | Industrial Grade Standard |
|---|---|---|---|
| Bioflavonoid Glycosides (Hesperidin/Naringin) | Citrus aurantium / Citrus sinensis Peel | Aqueous Alkaline Extraction / HPLC | ≥90.0% to 98.0% HPLC |
| Ellagitannins (Punicalagin A+B) | Punica granatum Peel | Hydro-Ethanolic Dynamic Column / HPLC | ≥20.0% to 40.0% HPLC |
| Apple Polyphenols (Phloridzin) | Malus domestica Peel | Supercritical Ethanol-Assisted / UV-HPLC | ≥50.0% to 80.0% UV (Phloridzin ≥10%) |
| Polymethoxylated Flavones (Nobiletin/Tangeretin) | Citrus reticulata Peel | Low-Temp Vacuum Concentration / GC-MS | Custom Standardized Matrix |
Our Quality Assurance department enforces rigorous analytical releases. Every batch must pass full testing on calibrated High-Performance Liquid Chromatography (HPLC), Gas Chromatography (GC), and Inductively Coupled Plasma Mass Spectrometry (ICP-MS) for heavy metals (Lead ≤ 2.0 ppm, Arsenic ≤ 1.0 ppm, Cadmium ≤ 1.0 ppm, Mercury ≤ 0.1 ppm). A verified Certificate of Analysis (COA) is provided along with non-GMO, allergen, and solvent clearance documentation for every delivery.
Strategic Forecasting
Future Sourcing Trends for Botanical & Peel Extracts
Formulators and global sourcing managers face an evolving regulatory and consumer landscape. Aligning manufacturing specs with upcoming market demands guarantees brand competitiveness.
1. Circular Economy & Upcycled Validation
Consumer demand for clean-label, environmentally conscious products has made upcycled fruit and peel extracts an indispensable marketing and ESG asset. In coming procurement cycles, large enterprise buyers will mandate verified chain-of-custody documentation tracing raw peel back to pesticide-controlled agricultural origins, verifying zero-waste manufacturing integrity.
2. Transition to High-Titer Isolated Fractions
Generic raw herb powder ratios (e.g., 10:1 or 20:1) are rapidly being supplanted by assay-standardized active ingredients. Rather than broad extraction, brands demand isolated flavonoids (like micro-encapsulated hesperidin or punicalagins) delivering predictable pharmacokinetics, clinically validated bioavailability, and clear dissolution clarity in water.
3. Green Extraction & Residual Solvent Elimination
Global regulatory bodies like the FDA, EFSA, and CFDA are tightening acceptable thresholds for residual class-2 extraction solvents. The future belongs to subcritical water extraction, supercritical CO2 fluid methodologies, and ultrasound-assisted fractionation that eliminate petrochemical residues entirely while keeping bioactive structures intact.
Academic Rigor & Industrial Muscle
Why Global Brands Partner with Xi'an Sirn Bio-Tech
Situated in Shaanxi province—the traditional botanical heartland of China—Xi'an Sirn Bio-Tech integrates native biological diversity with state-of-the-art industrial processing equipment. We remove the uncertainty of international raw ingredient procurement through comprehensive vertical integration.
- Joint University Laboratories: Collaboration with Xi'an Jiaotong University, Northwest University, and Xi'an University of Science and Technology for molecular verification and custom extraction development.
- Dual Factory Infrastructure: Operating 4 standard industrial lines, 2 dedicated pilot lines, and a GMP-standard clean workshop to bridge R&D trials smoothly into commercial output.
- Expert Technical Team: 18 certified technicians and 5 licensed Traditional Chinese Medicine (TCM) pharmacists auditing identity, purity, and safety on every lot.
- Agile Commercial Models: Flexible MOQ starting at 1 kg for R&D formulations, scalable up to multi-ton container shipments with fast 2-hour communication turnarounds.
100%
Lot Verification & Testing
1 kg
Pilot Trial Minimum MOQ
99%
Buyer Message Response Rate
35%
Global Buyer Reorder Rate
Procurement Intelligence
Frequently Asked Questions for Botanical Procurement
Direct technical answers addressing validation, analytical documentation, lead times, and OEM customization.
How do you guarantee botanical identity and prevent adulteration?
Every raw material batch undergoes raw botanic identity appraisal by licensed TCM pharmacists followed by Thin Layer Chromatography (TLC) or HPLC fingerprint analysis against verified pharmacopoeial reference standards. We guarantee that zero carrier dilution, unlisted synthetic analogs, or alternate species enter our supply stream.
What documentation is delivered with pilot and bulk orders?
Every commercial delivery is shipped alongside a complete, lot-specific Certificate of Analysis (COA) specifying assay levels, particle mesh size, moisture content, bulk density, heavy metal metrics (Pb, As, Cd, Hg), and microbial limits. Comprehensive MSDS, technical flow charts, non-irradiation declarations, and non-GMO statements are readily provided.
Can your facility provide custom extraction ratios and mesh sizing?
Yes. Our 2 pilot lines and 4 production lines allow complete adaptability. We can calibrate solvent polarity (water, pure ethanol, hydro-ethanolic mixtures), customize active assay levels (e.g., from 5% up to 98%), and control particle pulverization from standard 80 mesh up to 1000 mesh micronized powders for cosmetic and instant drink integration.
What are your packaging standards and global logistics lead times?
Standard packaging consists of 1 kg double-sealed pharmaceutical-grade aluminum foil bags or 25 kg fiber drums with food-grade internal poly bags. In-stock botanical catalog items dispatch within 24 to 48 hours via air express (FedEx/DHL/TNT) or specialized air freight. Full sea-container loads are arranged with swift export customs clearance via Shanghai, Qingdao, or Tianjin ports.