High-Purity Phytochemical Formulations
Chromatographically standardized extracts tailored for nutraceutical, pharmaceutical, and functional food blending.
Best Grape Seed Extract (GSE)
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China Broccoli Seed Extract
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Best Ginseng Extract
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Best Olive Leaf Extract
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Wholesale Epimedium Extract
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China Rhodiola Rosea Extract
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Wholesale Pomegranate Extract
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Best Garlic Extract
View SpecificationChina Stevia Manufacturing Infrastructure
Consolidated advantages: raw leaf cultivation clusters, enzymatic bioconversion, and multi-tier quality management systems.
Vertically Integrated Plantations
China accounts for over 75% of global high-purity stevia leaf cultivation, centralized across specialized microclimates in Shandong, Jiangsu, and Xinjiang. Contracted GAP (Good Agricultural Practices) farms utilize non-GMO vegetative propagation techniques.
- Zero synthetic cross-pollination risk
- Strict pre-harvest pesticide screening
- Direct biomass lot tracing
Continuous Countercurrent Extraction
Industrial refining plants leverage continuous countercurrent water extraction towers, eliminating harsh chemical solvents. Multi-stage macroporous resin adsorption isolates total steviol glycosides (TSG) before membrane ultrafiltration.
- Deionized, food-grade water media
- Lower thermal degradation profiles
- High recovery rates across Reb-A/D/M
Enzymatic Modification & De-bittering
Overcoming the lingering licorice-like bitterness of Reb-A, partner manufacturing facilities utilize food-grade glucosyltransferase enzymes to attach glucose moieties to glycoside backbones, creating Glucosylated Steviol Glycosides (GSG).
- Clean, sucrose-matching sweetness curve
- Zero lingering aftertaste in beverages
- Solubility optimization in cold liquid matrix
Standardized Stevia Extract Assay Profiles
Quantitative HPLC/UHPLC chromatographic grades engineered for strict international food and dietary additive frameworks.
| Commercial Product Grade | Primary Active Marker | Assay Method | Heavy Metals (ICP-MS) | Primary Industrial Use Case | Compliance Standards |
|---|---|---|---|---|---|
| Rebaudioside A 97% (Reb-A 97) | Reb-A ≥ 97.0%; Total Glycosides ≥ 99.0% | HPLC-UV (USP/JECFA) | Pb < 0.5 ppm, As < 0.2 ppm | Tabletop sweeteners, carbonated beverages | FDA GRAS, EU EFSA |
| Rebaudioside M 95% (Reb-M 95) | Reb-M ≥ 95.0%; Moisture ≤ 5.0% | UHPLC Reverse-Phase | Total Metals < 10 ppm | Premium zero-calorie RTD beverages, dairy | FSSC 22000, Non-GMO |
| Glucosylated Stevia (GSG) | Glucosylated Glycosides ≥ 80.0% | HPLC Fingerprinting | Pb < 1.0 ppm, Cd < 0.1 ppm | Flavour modulator, astringency masking | FEMA GRAS, Halal, Kosher |
| Total Steviol Glycosides (ST90) | Stevioside + Reb-A ≥ 90.0% | HPLC Normal-Phase | Pesticides Non-Detected | Nutraceutical tablets, dietary mixes | USP-NF, Food Chemicals Codex |
| Rebaudioside D 95% (Reb-D 95) | Reb-D ≥ 95.0%; Ash ≤ 1.0% | HPLC-ELSD | Hg < 0.1 ppm | Low-pH energy drinks, sports nutrition | EU Novel Food, ISO 9001 |
Navigating International Supply Constraints
Addressing the shifting landscape of global sugar taxes, clean-label reformulations, and audit qualifications.
Strict Regulatory Compliance (EU/US)
Global procurement requires complete regulatory dossiers. UniCare and our partner facilities ensure complete alignment with US FDA GRAS notices, European Commission Regulation (EU) 2021/1156, and strict JECFA monographs for zero-impurity certification.
Sugar Tax & Clean-Label Acceleration
With multinational governments instituting excise taxes on sugar-sweetened beverages (SSBs), CPG brands face compounding operational costs. Plant-derived stevia provides a natural, non-caloric drop-in replacement that avoids synthetic sweetener consumer backlash.
De-risking Single-Origin Dependencies
Multinational buyers demand risk resilience. We provide diversified regional harvesting schedules, strategic bonded warehousing, and multi-facility processing pipelines to shield corporate clients from regional geopolitical or climatic disruption.
Localized Applications & Sensory Synergy
Customizing steviol molecule distribution to overcome taste matrix challenges across diverse regional categories.
Carbonated Beverages
Formulating with Reb-M and Reb-D prevents the delayed sweetness peak typical of older stevia compounds, matching the precise sensory kinetic curve of High Fructose Corn Syrup (HFCS).
Dairy & Plant Milk
Thermal stability across ultra-high temperature (UHT) processing and pasteurization without caramelization or precipitation, maintaining clean mouthfeel in vegan alternatives.
Bakery & Confectionery
Exceptional pH stability (ranges 2.0 to 10.0) and thermal tolerance exceeding 200°C make steviol glycosides suitable for baked goods, hard candies, and pectin gummies.
Sports Nutraceuticals
Masks intense metallic, astringent, or bitter profiles inherent in branched-chain amino acids (BCAAs), plant proteins (pea/hemp), and active botanical adaptogens.
Frequently Asked Sourcing & Quality Questions
Direct responses tailored for procurement directors, food scientists, and regulatory validation teams.
Rebaudioside A exhibits high sweetness potency (200-300x sucrose) but can bind to human bitter taste receptors (hTAS2R4 and hTAS2R14), creating lingering bitterness at high concentration thresholds. Rebaudioside M features a broader glycosylation structure (6 glucose units vs. 4 in Reb-A), which avoids bitter receptor stimulation, yielding a rapid sweetness onset identical to table sugar.
All Stevia rebaudiana biomass originates from controlled domestic plantations using traditional cloning and hybridization, without transgenic manipulation. Batches undergo continuous polymerase chain reaction (PCR) genetic testing to verify non-GMO compliance, backed by supply chain certificates of origin and complete chain-of-custody documentation.
Production takes place exclusively in facilities operating under cGMP, EU-GMP, CEP, ISO 9001, ISO 22000, and HACCP certifications. Every production campaign includes comprehensive audit trails, validation protocols, and batch records conforming to global standards.
Every release lot is subjected to dual-stage analytical testing. Heavy metals (Pb, As, Cd, Hg) are evaluated down to parts-per-billion limits via Inductively Coupled Plasma Mass Spectrometry (ICP-MS). Multi-pesticide screens (exceeding 300 analytes) are validated using GC-MS/MS and LC-MS/MS to ensure compliance with stringent USP and EP thresholds.
Yes. We deliver custom physical engineering, including fluidized-bed spray granulation for dustless handling, fine micronization down to 200 mesh for homogeneous dry blends, and co-crystallization with bulk carriers (erythritol, allulose, or maltodextrin) for precise bulk-density matching.
Standard stock grades (e.g., Reb-A 97%, GSG 80%) maintain active buffer inventory in our Chengdu and regional hubs, enabling dispatched sampling within 48 hours and commercial shipments in 7–14 days. Our flexible baseline MOQ starts at 25 kg fiber drums up to full 20-foot container volumes.
Verified Botanical Extract Portfolio
Reliable global shipping channels for core standardized active herbal compounds.
China Quercetin Suppliers
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Best Ajuga Extract
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Best Grape Seed Extract
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Broccoli Seed Extract
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Panax Ginseng Extract
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Olive Leaf Extract Exporter
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Epimedium Extract Factory
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Rhodiola Rosea Extract
View SpecificationInitiate Your Formulation Sourcing Qualification
Partner with an established China Stevia and botanical active ingredients supplier. Access full Certificates of Analysis (COA), method of analysis (MOA), technical dossiers, and expedited testing samples today.