Explore our elite range of standardized active ingredients, engineered for consistency, purity, and global compliance.
Insights into molecular grading, sustainable agriculture, and industrial application technology.
Not all stevia extracts are created equal. The raw leaves of the Stevia rebaudiana plant contain a complex mixture of sweet compounds called steviol glycosides. Understanding the molecular profiles of these glycosides is critical for procurement officers to secure formulations that meet both cost-efficiency and flavor expectations.
The most abundant and commercially widespread steviol glycoside. While highly cost-effective, it exhibits a distinct lingering bitter or licorice-like aftertaste at high concentrations, requiring expert taste masking or blending.
Highly valued for its superior taste profile which closely mimics sucrose with significantly less bitterness than Reb A. However, its natural abundance in stevia leaves is low, making extraction costs higher.
The gold standard of stevia sweeteners. Reb M possesses a clean, sugary profile with negligible off-notes. Innovative enzymatic transglycosylation and fermentation methods are breaking barriers to make Reb M commercially viable for high-volume production.
The global market for Stevia Extract Powder is projected to experience a compound annual growth rate (CAGR) exceeding 8.5% over the next decade. Driven by the expansion of the carbonated soft drink (CSD), dairy, and pharmaceutical industries, manufacturers are looking for reliable partners who can guarantee physical-chemical stability and multi-ton supply consistency.
Regulatory alignment is another massive driver. The Joint FAO/WHO Expert Committee on Food Additives (JECFA), the FDA (GRAS status), and the European Food Safety Authority (EFSA) have established rigorous safety thresholds. Top-tier suppliers must provide certificates of analysis (COAs) validating minimal pesticide residuals, heavy metals below ppb levels, and zero Genetically Modified Organism (GMO) contaminants.
When evaluating global suppliers, procurement directors must focus on key technical specifications. Below is the reference framework detailing standard requirements for premium Stevia Extract formulations:
| Active Ingredient Specification | Commercial Grading & Purity | Primary Industrial Applications |
|---|---|---|
| Steviol Glycosides (Total) | ≥ 95% (HPLC-DAD) | Base sweetening agent for low-calorie food formulations. |
| Rebaudioside A (Reb-A) | 60%, 80%, 97%, 98% | Beverages, confectionery, table-top sweeteners, dietary supplements. |
| Enzymatically Modified Stevia (Glucosyl Steviol Glycosides) | Highly customized solubility profile | Excellent taste-masking properties for pharmaceutical and functional foods. |
| Rebaudioside M & D Blends | Customized high-purity ratios | Ultra-premium sugar-free applications demanding absolute clean taste. |
How advanced smart-manufacturing infrastructure ensures cost-leadership and uninterrupted supply.
China represents the epicenter of global botanical extraction technology. By integrating Factory 4.0 automation systems, Chinese manufacturers have solved historical challenges of batch-to-batch variation and yield instability.
UniCare and its manufacturing partners operate fully automated, dynamic countercurrent extraction lines. Automated control systems closely monitor solvent flow rates, temperature profiles, and crystallization steps in real-time. This level of process control ensures that every shipment matches the exact chromatogram footprint specified by the client.
Furthermore, backward supply chain integration—extending from GACP-compliant cultivation fields to fully digitized warehouses—guarantees traceability. During global logistical blockages, our warehouse management systems (WMS) and robust local partner networks maintain redundant buffer stocks, enabling us to guarantee delivery commitments to Europe, the Americas, and Southeast Asia.
A professional global supplier of premium natural active ingredients
UniCare is a professional supplier of natural active ingredients. Our products are widely used in various fields such as dietary supplement, food, cosmetics and pharmaceuticals. We focus on product development and quality stability, and insist on growing together with our customers around the world.
UniCare has deep cooperation with several excellent Chinese manufacturers who have complete quality management system certifications, including but not limited to GMP, EUGMP, CEP, ISO9001, ISO22000, and HACCP. Each factory has independent testing capabilities and is equipped with advanced and efficient testing equipment to ensure the high quality and long-term stability of each batch of products.
Discover and create the new value of herbs for global health and wellness applications.
Continuous innovation and improvement of botanical extraction processes.
With the most advanced technology to produce the highest quality products.
Make the employees happy and give back to the community.
Inside the largest and most advanced extraction facility in China
UniCare attaches great importance to the hardware conditions of production equipment and has the largest and most advanced extraction factory in China. The entire production line in UniCare is controlled by a modern, intelligent, automatic control system. Until now, UniCare has built up two GMP workshops, containing six multi-functional extraction lines, among which there is the only production line for Ginkgo Biloba Extract of acetone process in the whole China. Here are several other production lines including fermentation production lines and Chinese medicine pieces. A total of 30,000 tons of various Chinese medicine plant raw materials can be processed each year.
The facility has passed strict China GMP audits, proving structural excellence in cleanroom design and production safety.
Our EU-GMP and CEP certifications of Ginkgo Biloba Extract prove the elite level of our regulatory validation.
All extraction production lines adopt modern, intelligent, and automated control systems to minimize human error.
Equipped with the most advanced botanical extraction, concentration, and spray-drying machinery in China.
Massive industrial throughput capable of processing 30,000 tons of raw herbal feedstock per year.
Includes three dynamic countercurrent lines (10T & 15T), two multi-functional lines (32 tanks of 6m³ each), and one round dynamic unit.
Own the only acetone process extraction line for Ginkgo Biloba Extract in China that meets the stringent EU GMP standards.
Features six 20-ton fermentation tanks dedicated to enzymatic modification, transforming taste profiles of stevia and other herbs.
Analytical validation in our CNAS-qualified laboratory
United New Life has established a leading and complete quality control system, and strictly controls the high quality of products in accordance with the quality system. With advanced testing instruments, strict control of product quality, to provide every customer with high quality products.
Detectable items include: Signature component detection (HPLC or UV), solvent residues GC, pesticide residues (organochlorine detection) GC-MS-MS, heavy metals (lead, arsenic, mercury, cadmium, copper) ICP-MS microscopic identification, moisture, dry weight loss, ash, microbial limits, thin layer identification, weighing, conductivity, pH, sulfur dioxide residue, routine detection, etc.
Important testing instruments: Two UHPLC Agilent 1290 ultra-high performance liquid chromatographs, four HPLC Agilent 1260 high performance liquid chromatography sets, two HPLC Shimadzu LC-20AT high performance liquid chromatographs, two HPLC Dionex CU3000, two Shimadzu evaporative light scattering detectors (ELSD 2000ES), one Shimadzu GC-2010 gas chromatograph, and one Shimadzu AA-7000 atomic absorption system.
| Test Domain | Standard Operations & QC Parameters Tested |
|---|---|
| Active Ingredient Analysis | Assay validation, active marker identification (HPLC, UV-Vis, TLC). |
| Hazardous Substance Analysis | Heavy metals (ICP-MS), pesticide residue profiles, organic solvent residuals. |
| Microbe Analysis | Total plate count, yeast & molds, Escherichia coli, Salmonella, specific pathogens. |
| Raw Material Control | Pesticide residues, allergen screening, GMO testing, botanical geographic origin trace. |
| Laws & Regulations | Investigation and validation against pharmacopoeias (USP, EP, ChP) and food laws. |
| Stability Test | Accelerated & long-term shelf-life study validation. |
| Physical Properties | pH value, moisture, ash, optical rotation, bulk density, mesh particle size. |
| UHPLC, Agilent 1290 (×2) | HPLC, Agilent (×4) | HPLC, Shimadzu LC-20AT (×2) |
| ELSD, Shimadzu 2000ES (×2) | Shimadzu GC-2010 (×1) | Shimadzu AA-700 (×1) |
Sourcing excellence starting from the soil and advanced bio-fermentation research
UniCare invests 10% of our annual net profit in research and development. In addition to optimizing and developing the existing natural plant extraction process, we have also established a professional R&D department for the natural fermentation products. By increasing investment in natural fermentation products, we try to break through the traditional processes and disrupt industry development.
UniCare has deep cooperation with Beijing University of Chemical Technology in the field of fermentation, jointly developing and transforming the new raw materials of pharmaceutical, cosmetic, and natural health products into mass-produced products.
In order to control raw materials more efficiently and with higher quality, a raw material procurement system has been established, which extends procurement to every piece of planting land and can trace the raw materials of each batch of products. The storage of raw materials is operated according to the advanced quality management system process, and the content of active ingredients, moisture, ash, heavy metals, pesticide residues and other items of raw materials are strictly controlled.
At the same time, in order to further ensure the high quality of important products, UniCare cooperated with planting farmers to establish ginkgo leaf planting bases, epimedium planting bases, phellodendron planting bases, olive leaf planting bases, etc. Some of these bases are planted strictly in accordance with the GACP (Good Agricultural and Collection Practices) management model.
In addition, we cooperate with seedling research and development companies to develop high-content seedling cultivation, and cultivate better seedlings through hybridization or gene optimization, so as to continuously reduce unit costs to benefit users.
Formulation integration guidelines for diverse commercial manufacturing domains.
Stevia remains highly stable in acidic matrices and under pasteurization temperatures. Formulators combine high-purity Reb M and Reb D to replace 100% of sugar, avoiding the classic metallic aftertaste associated with older stevia grades.
In yogurt and ice cream, Stevia powder reduces calories without destabilizing the fat-emulsion structure. Often blended with erythritol or chicory root fiber to rebuild the bulk and texture lost from sucrose extraction.
Ideal for chewable tablets, chewable gummies, and protein powders. Enzymatically modified stevia masks the bitter, astringent properties of raw amino acids and plant-based proteins, improving consumer compliance.
Detailed answers to structural, chemical, and procurement queries regarding Stevia Extract.
Partner with a top-tier Chinese botanical extraction supplier. Access our regulatory documentation, customized blending services, and stable supply contract frameworks today.
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