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Beta-galactosidase (EC 3.2.1.23), widely designated as lactase, is a fundamental glycoside hydrolase enzyme that catalyzes the hydrolysis of terminal non-reducing beta-D-galactose residues in beta-D-galactosides. Its primary industrial application lies in the conversion of lactose—a disaccharide abundant in mammalian milk—into the easily digestible monosaccharides, glucose and galactose. This enzymatic transformation forms the absolute backbone of the global lactose-free dairy industry, a sector experiencing exponential growth due to rising diagnostic awareness of lactose intolerance across global populations.
"The catalytic efficiency of Beta-Galactosidase is heavily dictated by its biological source. Commercial enzymes are primarily derived from fungal strains such as Aspergillus oryzae or yeast varieties like Kluyveromyces lactis. Understanding the biochemical profiles—optimal pH, temperature thresholds, and metal ion dependencies—is crucial for maximizing processing efficiency."
Fungal beta-galactosidase operates optimally under acidic conditions (pH 4.0 to 5.0), making it exceptionally suited for acid whey processing and dietary supplements. Conversely, yeast-derived beta-galactosidase exhibits optimal activity in neutral environments (pH 6.5 to 7.0), rendering it the standard for fluid milk processing. High-quality enzymes must demonstrate low $K_m$ values (Michaelis constant), indicating a high affinity for lactose substrates, which guarantees rapid processing times even under low substrate concentrations.
The commercialization of beta-galactosidase spans food processing, pharmaceutical formulation, and analytical biochemistry. Over the past decade, the global demand has transitioned from basic digestive aids to integrated bioreactor systems. Large-scale dairy manufacturers rely on immobilized enzyme technology, allowing for continuous hydrolysis systems that minimize operational costs and prevent enzyme waste. The emerging shift toward organic and non-GMO clean-label ingredients presents a new regulatory and manufacturing paradigm, pushing factories to innovate high-purity, chemical-free extraction methods.
Procurement departments facing the challenges of raw material sourcing must prioritize enzymatic stability, biological safety, and documentable traceability. When sourcing beta-galactosidase, key procurement protocols demand strict alignment with international quality standards.
| Enzyme Source | Optimum pH | Optimum Temp | Primary Application | Key Quality Standard |
|---|---|---|---|---|
| Kluyveromyces lactis | 6.5 – 7.0 | 35°C – 40°C | Fluid Milk & Fresh Dairy Products | FCC / FDA GRAS |
| Aspergillus oryzae | 4.0 – 5.0 | 50°C – 55°C | Acid Whey & Dietary Supplement Powders | USP / EP / Food Grade |
| Escherichia coli (Recombinant) | 7.0 – 7.5 | 37°C | Analytical & Diagnostic Assays | Reagent Grade / HPLC Tested |
Ensuring high activity units (ALU/g or FCC units) is critical for cost-efficiency. Lower activity raw materials require larger dosage formulations, which compromises final product volume and raises shipment expenses. Global buyers now look to form partnerships with integrated factories capable of providing custom-formulated activity levels, tailored excipient carriers, and robust documentation packages (including allergen statements, heavy metal profiles, and GMO declarations).
Established in 2002
Shaanxi ShineHerb Biotech Co., Ltd. is a highly professional enterprise engaged in the advanced research, large-scale production, and global export of high-grade Enzyme preparations, Natural plant extracts, Vitamins, Amino acids, and Pharmaceutical intermediates. We are deeply committed to providing global customers with competitive pricing models, highly stable and reliable product quality, and professional, efficient customer support services.
With over 20 years of experience in the raw materials industry, ShineHerb Biotech continues to strengthen its technical capabilities and improve product quality. Our main biological products include Lactase, Bromelain, Pancreatin, Papain, Quercetin, N-Acetyl-L-Cysteine (NAC), PQQ, and Glucosamine Sulfate 2KCL, among others. These premium ingredients are widely used in pharmaceuticals, dietary supplements, beverages, cosmetics, and food additives.
At present, our products are exported to more than 50 countries and regions, including Europe, North America, and Southeast Asia, and have gained wide recognition and trust from customers worldwide.
Combining state-of-the-art bio-fermentation tech with smart automation to guarantee continuous supply and quality.
Our bio-reactors are integrated with real-time temperature, pH, dissolved oxygen, and agitation sensors, ensuring optimal batch yields and maximum enzymatic activity consistency.
We perform rigorous in-house raw material evaluation, intermediate process checks, and third-party validation to guarantee compliant pesticide, solvent, and microbiological levels.
Integrating advanced warehouse management databases allows for perfect trace-back capabilities and maintains cold-chain transport conditions for temperature-sensitive enzymes.
Established In
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A rigorous industrial quality control framework designed to meet the demands of international pharmaceutical and food-grade buyers.
Quality is the core of a company’s survival and development. ShineHerb Biotech has established a strict quality management system, covering raw material inspection, production process control, solvent and excipient management, and final product testing, ensuring rigorous quality control at every stage.
Our in-house analytical laboratories are equipped with HPLC, Gas Chromatography (GC), Atomic Absorption Spectroscopy (AAS), and UV-Vis spectrophotometers. This technology allows us to monitor parameters including enzymatic activity levels, organic solvents residue, heavy metal content, and microbiological safety profile.
We don't just sell ingredients; we provide comprehensive solutions. Our team of molecular biologists and application engineers offers formulation design assistance, dosage calculation advice, and optimization services. We assist clients in navigating regulatory registrations by providing complete technical dossiers, certificates of analysis (COA), and manufacturing flowcharts.



Our manufacturing and distribution activities comply with strict international regulatory bodies, facilitating smooth customs clearance globally.
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Delivering high-activity bioprocessing ingredients to industries around the globe.
Stable enzyme activity, Customizable Specifications.
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From custom formulations to final retail-ready packaging solutions.
ShineHerb Biotech offers full contract manufacturing services to help you scale your operations. Our cleanroom environments support a wide range of presentation styles: custom blended powders, compressed tablets, hard gelatin/veggie capsules, and gummies.
Our Capabilities Include:
Hassle-Free Logistics: Seamless distribution through reliable cargo networks.
Because enzymes like Beta-Galactosidase require careful handling to maintain activity levels, our logistics team designs specific routes and temperature controls for each shipment.
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Discover how our high-activity Beta-Galactosidase solves production challenges in different global markets.
A major North American dairy processor integrated our neutral liquid lactase enzyme into their UHT processing line. By optimizing injection dosages, they achieved >99.9% hydrolysis of lactose without affecting the milk's flavor profile, extending shelf life by 15%.
A European whey derivative plant utilized our acidic lactase powder to process concentrated acid whey. The enzyme hydrolyzed the lactose at pH 4.5, preventing lactose crystallization in the spray-dry tower and yielding a soluble ingredient for sports nutrition products.
An international supplement brand customized high-potency (100,000 ALU/g) lactase tablets. The raw material exhibited exceptional stability in compression tests, showing negligible activity loss over a 24-month stability study.
Our scientific team answers technical questions regarding enzyme applications and quality standards.
Enzymatic activity is quantified in Acid Lactase Units (ALU) or FCC units, measured through spectrophotometric assays evaluating the rate of o-nitrophenol release from the synthetic substrate o-nitrophenyl-beta-D-galactopyranoside (ONPG) under standard conditions. Every batch undergoes validation in our internal quality labs, and we issue a certificate of analysis (COA) detailing the verified activity units.
Our powder formulations of beta-galactosidase typically remain stable for 24 months when stored in sealed containers below 15°C in a dry environment. For liquid formulations, we recommend storing them at 2°C to 8°C (refrigerated) to prevent activity loss. We also test each shipment's stability over simulated transit temperatures to ensure your order arrives in optimal condition.
No, we prioritize clean-label and safe manufacturing. We supply non-GMO enzymes derived from natural fungal and yeast strains, and we provide clean-label products free from soy, dairy, gluten, and artificial preservatives. We provide full allergen and GMO statements with every order for regulatory verification.
High-quality plant extracts and custom formulations ready for global delivery.