Rosemary (Rosmarinus officinalis L.) has shifted from a traditional aromatic herb to one of the most vital plant-derived agents in the modern functional ingredients industry. Unlike synthetic antioxidants such as BHT (Butylated hydroxytoluene) and BHA (Butylated hydroxyanisole), which face strict regulatory limitations worldwide due to safety concerns, Rosemary Leaf Extract offers a highly stable, clean-label alternative.
The therapeutic and industrial utility of Rosemary Leaf Extract is determined by its oil-soluble and water-soluble active compounds:
A highly effective oil-soluble diterpene antioxidant. It acts by scavenging lipid free radicals and blocking chain reactions, protecting fats, oils, and carotenoids from oxidation.
A water-soluble polyphenolic carboxylic acid. It features strong anti-inflammatory, antimicrobial, and antioxidant properties, making it suitable for food, dietary supplements, and skin health formulations.
A pentacyclic triterpenoid recognized for its collagen-protective and anti-aging properties in personal care products, as well as its metabolic support in wellness formulations.
As global demands for botanical extracts rise, Chinese manufacturers are at the forefront of the supply chain. This position is supported by several key factors:
Rosemary Leaf Extract serves as a functional ingredient across diverse global industries, customized to address specific formulation challenges.
Protects vegetable oils, animal fats, and ready-to-eat meats from rancidity. It helps extend shelf life naturally, meeting the consumer demand for clean labels by replacing synthetic preservatives like BHT.
Utilizes the anti-aging benefits of Carnosic and Ursolic acids to protect the skin barrier against UV-induced oxidative stress, prevent lipid peroxidation in skin formulations, and support scalp health.
Acts as a natural antioxidant system in premium kibble formulations. It stabilizes vulnerable fats, oils, and fat-soluble vitamins without relying on artificial preservatives.
Standardized powders and oil infusions formulated to support digestive comfort, metabolic balance, and immune system resilience through rich polyphenolic profiles.
UniCare is a professional supplier of natural active ingredients. Our products are widely used in various fields such as dietary supplements, 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.
UniCare prioritizes manufacturing equipment and production facilities, operating one of the largest and most advanced extraction setups in China.
The entire production line at UniCare is managed by a modern, automated control system. To date, UniCare has established two GMP workshops housing six multi-functional extraction lines. This includes the only production line for Ginkgo Biloba Extract using the acetone process in China that complies with EU GMP standards.
Our additional facilities feature fermentation lines and Chinese medicine processing units, enabling us to process up to 30,000 tons of botanical raw materials annually.
UniCare has established a comprehensive quality control system, monitoring all manufacturing phases in accordance with international quality standards. Equipped with high-precision analytical instruments, our laboratories verify that every batch meets global requirements for safety, potency, and purity.
Our core testing capabilities include HPLC, UV-Vis, GC, GC-MS-MS, ICP-MS, TLC, and microbial validation. This ensures clean profiles across pesticide residues, heavy metals, and residual solvents.
| Testing Domain | Monitored Parameters & Methods |
|---|---|
| Active Ingredient Analysis | Assay, chemical fingerprinting, identification of active markers (HPLC, UV-Vis) |
| Hazardous Substance Analysis | Heavy metals (ICP-MS: Lead, Arsenic, Mercury, Cadmium), pesticide residues (GC-MS-MS), solvent residues (GC) |
| Microbiology & Limits | Total aerobic count, Escherichia coli, Yeast & mold, specific pathogens |
| Raw Material Control | Origin trace validation, allergen screening, GMO testing, GACP verification |
| Regulatory Standards | Compliance verification against USP, EP, ChP, and FDA guidelines |
| Physical Characterization | pH value, moisture, ash, optical rotation, bulk density, particle size |
Our central laboratory is accredited by CNAS, operating professional testing equipment for thorough batch analysis:
| Manufacturer | Instrument Models | Quantity |
|---|---|---|
| Agilent Technologies | UHPLC Agilent 1290 (Ultra-High Performance Liquid Chromatography) | 2 Units |
| Agilent Technologies | HPLC Agilent 1260 (High-Performance Liquid Chromatography) | 4 Units |
| Shimadzu Corporation | HPLC Shimadzu LC-20AT | 2 Units |
| Shimadzu Corporation | GC-2010 (Gas Chromatography for residual solvents) | 1 Unit |
| Shimadzu Corporation | AA-7000 (Atomic Absorption Spectrophotometer for heavy metals) | 1 Unit |
| Shimadzu Corporation | ELSD 2000ES (Evaporative Light Scattering Detector) | 2 Units |
UniCare reinvests 10% of annual net profits back into research and development. Beyond refining standard extraction methods, we maintain a dedicated department focused on natural fermentation. This allows us to develop bioconverted products and introduce new production efficiencies to the industry.
We collaborate with the Beijing University of Chemical Technology in the field of fermentation, scaling lab-tested innovations for cosmetics, pharmaceuticals, and natural health products into commercial quantities.
To ensure raw material traceability and quality, our procurement process monitors agricultural practices directly at the cultivation level. Sourced raw materials undergo quality checks for active compound potency, moisture content, ash, heavy metals, and pesticide residues.
We partner with local agricultural growers to establish managed cultivation bases for Ginkgo Leaf, Epimedium, Phellodendron, and Olive Leaf. Select fields are managed under GACP (Good Agricultural and Collection Practices) guidelines. We also collaborate with agricultural research firms to develop high-potency cultivars, helping to stabilize raw material costs for our clients.
