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Cobamamide

    • Product Name Cobamamide
    • Alias Adenosylcobalamin
    • Einecs 205-528-1
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry admin@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    267881

    Product_Name Cobamamide
    Other_Names Adenosylcobalamin
    Chemical_Formula C72H100CoN18O17P
    Molar_Mass 1579.58 g/mol
    CAS_Number 13870-90-1
    Appearance Dark red crystalline powder
    Solubility Soluble in water
    Storage Store in a cool, dry place, protected from light
    Usage Cofactor in vitamin B12-dependent enzymes
    Synonyms Coenzyme B12, 5'-deoxyadenosylcobalamin
    ATC_Code B03BA04
    Melting_Point Decomposes before melting
    Stability Sensitive to light and air
    Route_of_Administration Oral, Intramuscular
    Pharmacological_Class Vitamin B12 Analog

    As an accredited Cobamamide factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Cobamamide is packaged in a sealed amber glass vial containing 1 gram, with a secure screw cap and clear labeling for identification.
    Shipping Cobamamide is shipped in tightly sealed containers, protected from light and moisture to preserve stability. It requires a cool, dry environment and should be handled as a non-hazardous material under standard shipping regulations. Appropriate labeling and documentation, in accordance with chemical transport guidelines, accompany all Cobamamide shipments for safe and secure delivery.
    Storage Cobamamide should be stored in a cool, dry place, protected from light and moisture. Keep the container tightly closed and store at a temperature between 2°C and 8°C (refrigerated). Avoid exposure to heat or freezing temperatures. Proper storage ensures the chemical’s stability and prevents degradation. Store away from incompatible substances and always follow safety and regulatory guidelines for laboratory chemicals.
    Application of Cobamamide

    Applications of Cobamamide in Industrial Manufacturing

    As a direct manufacturer of cobamamide, we provide this active vitamin B12 coenzyme to downstream processors in health, food, and life science sectors, where its biochemical activity supports a range of regulated, complex production environments. Below, we detail principal application scenarios, each with their precise regulatory landscape, formulation guidelines, integration stage in customer processes, and corresponding consumer or clinical end-products.

    1. Pharmaceutical Vitamin B12 Injectable Preparations

    Pharmaceutical manufacturers rely on cobamamide as a critical ingredient for parenteral formulations intended to address B12 deficiencies where patient absorption issues prevent use of oral forms. Our cobamamide meets quality, purity, and sterility requirements demanded in solutions for intravenous, intramuscular, and subcutaneous injections, with formulation volumes depending on regional pharmacopoeia monographs and clinical protocols.

    Industry compliance standards

    • USP (United States Pharmacopeia) Monograph for Cobamamide
    • European Pharmacopoeia (Ph.Eur.) standards
    • Chinese Pharmacopoeia (ChP)
    • Good Manufacturing Practice (GMP) for injectable drugs

    Typical usage ratio

    • 500–1000 μg per 2 mL ampoule, adjusted based on dosing protocol and local regulatory requirements.

    Downstream process integration

    • Introduced during the sterile compounding phase, dissolved in aseptic solution prior to vial or ampoule filling, then sterilized by filtration before sealing.

    Final product types

    • Single-dose injectable ampoules
    • Multi-dose vials
    • Ready-to-use prefilled syringes

    2. Oral Multivitamin and B12 Tablets

    Nutrition and pharmaceutical companies add cobamamide to finished oral solid dosage forms for its stability and direct cofactor activity. Well suited for formulations targeting absorption-compromised populations, it is granulated or directly blended into tablets or capsules under controlled environments to maintain potency, using excipients and binders tailored for downstream compressibility and dissolution uniformity.

    Industry compliance standards

    • USP for dietary supplements and pharmaceutical grades
    • Good Manufacturing Practice (GMP) for solid oral dosage production
    • FDA 21 CFR Part 111 (dietary supplement GMP regulations)
    • Relevant EFSA (European Food Safety Authority) guidance for supplement components

    Typical usage ratio

    • 1–2 mg per tablet or capsule, with actual inclusion level based on label claims and nutritional guidelines.

    Downstream process integration

    • Blended with excipients during dry mixing; followed by wet or dry granulation and compression or capsule filling before final coating and primary packaging.

    Final product types

    • Direct compression vitamin B12 tablets
    • Multivitamin and mineral combination tablets
    • Cobamamide capsules

    3. Fortified Functional Foods and Nutritional Powders

    Functional food producers incorporate cobamamide into premixes or direct fortification streams to offer bioactive B12 in ready-to-drink powders or instant blends. This application requires robust quality testing for stability during processing and shelf-life, as well as precise microdosing to comply with nutritional label claims and fortification regulations.

    Industry compliance standards

    • Food Chemical Codex (FCC) purity requirements
    • Codex Alimentarius for vitamin fortification (CAC/GL 9-1987)
    • EU Regulation (EC) No. 1925/2006 on addition of vitamins to foods
    • ISO 22000 Food Safety Management

    Typical usage ratio

    • 2–10 μg per serving (sachet/powder packet), scaled according to national food fortification policies and product claims.

    Downstream process integration

    • Blended at the vitamin premix stage, uniformly dispersed into bulk powders before secondary mixing and precision sachet filling for consumer units.

    Final product types

    • Fortified protein meal powders
    • Dairy-alternative beverages
    • Instant nutritional drink sachets

    4. Clinical Nutrition Solutions for Parenteral Use

    In medical nutrition manufacturing, cobamamide serves as the physiologically active B12 coenzyme for parenteral nutrition mixtures. Its inclusion ensures compatibility with intravenous administration protocols for acute, post-surgical, or long-term malnutrition care, conforming to clinical nutrition guidelines for trace micronutrients and maintaining stability within multicomponent, sterile admixtures.

    Industry compliance standards

    • European Society for Clinical Nutrition and Metabolism (ESPEN) Guidelines
    • US Pharmacopeia PN admixture quality specifications
    • ISO 13485 Quality Management for medical device components
    • Hospital sterile compounding regulations

    Typical usage ratio

    • Varying between 50–100 μg per daily intravenous bag, with adjustment for individual clinical protocols and patient needs.

    Downstream process integration

    • Integrated into aqueous premix solutions prior to sterile filtration and compounding, then unit-packed for hospital or clinical distribution.

    Final product types

    • Complete parenteral nutrition solution bags
    • Hospital-use micronutrient admixture vials

    5. Veterinary Injectable and Oral Vitamin Formulations

    Animal health product manufacturers select cobamamide to formulate injectables and oral solutions designed for high-value livestock and companion animal supplementation. Its coenzyme form offers rapid biological response and supports critical care, reproductive, and metabolic maintenance interventions in regulated veterinary medicine settings.

    Industry compliance standards

    • VICH GL9 Good Clinical Practice Guidelines
    • Pharmacopoeia standards for veterinary drugs (BPV/Ph. Eur. Veterinary)
    • FDA CVM (Center for Veterinary Medicine) requirements for finished products
    • Good Manufacturing Practice as per WHO guidelines for veterinary injectables

    Typical usage ratio

    • 0.1–0.5 mg per mL for injectable solutions, or adjusted to 20–100 μg/kg for oral premixes, according to species and weight-based dosage schedules.

    Downstream process integration

    • Added during batch preparation of injectable solutions or during microencapsulation for oral premixes, followed by sterile filling or granular blending and final packaging phase.

    Final product types

    • Injectable veterinary solution ampoules
    • Oral vitamin premix for feed
    • Soluble veterinary tablets
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    Certification & Compliance
    More Introduction

    Cobamamide: Our View from the Manufacturer’s Floor

    A Closer Look at Cobamamide

    Decades on the production floor have taught us the difference between substances that quietly support life and the ones that headline every innovation. Cobamamide belongs to the first group, working behind the scenes so reliably that sometimes its role gets taken for granted. As the active coenzyme form of vitamin B12, cobamamide matters deeply to the pharmaceutical and nutritional industries. Our team has focused on manufacturing cobamamide with a purpose: to provide a pure, potent, and stable product that doesn’t leave you guessing about its integrity or performance.

    Model and Specifications Driven by Real-World Demands

    We produce cobamamide in two main forms: highly pure crystalline powder and standardized granulated blends. Both models fit research and formulation needs, yet the powder stands out wherever precision and the fastest dissolution rates give an edge—injectable preparations, fast-dissolving tablets, high-energy blends. Our current lot follows established specifications for identity, purity, and particle size that our partners have pressed for. We keep purity above 98%, using HPLC and microbiological assays at batch level. That’s no vanity metric; it means reduced risk of unwanted side reactions in your end use. Every shipment comes with its own batch documentation and retains samples for traceability—no mysterious origins, no untold stories in the production chain.

    On Stability and Handling

    Anyone who’s handled cobamamide at scale knows how sensitive it can get—humidity, temperature, even repeated sampling can wear down its quality. We’ve built climate controls into our packaging and invested in foil-laminate, light-proof pouches inside sealed containers for every batch. Warehousing happens under conditions monitored 24 hours a day, and quick-access documentation on packaging allows quality control officers to know how old a sample is and whether it has left storage. We’ve found this reduces loss, cuts claims, and lets our customers focus on the next stage of their manufacturing without worrying about falling potency or contamination.

    Where Cobamamide Fits into the Bigger Picture

    Cobamamide isn’t just another supplement ingredient. In clinics, it’s used for patients who cannot metabolize standard vitamin B12. Physicians see the value in its direct role as a coenzyme, supporting critical reactions in cell energy production and DNA synthesis. That connection isn’t academic—it comes up in every dosage form we help develop, whether for patient pills or injectable solutions. Facility pharmacists talk about reduced conversion steps in vivo compared to cyanocobalamin or methylcobalamin. That track record makes cobamamide the go-to for certain neurological and metabolic applications, especially where a faster physiological response matters.

    Usage: Guidelines Born from Practice

    Over years of working with cobamamide, the teams in our plant and our partners in the field have honed best practices for formulation. Our granular form finds its way into bulk blending lines for direct compression tablets, while the pure powder moves mostly into sterile solution compounding. There’s a reason for this divide—granules resist dusting during handling and play nicely with direct-feed tablet presses in automated lines. For labs preparing personalized parenteral doses, the powder’s solubility and verified purity count for more. Based on ongoing collaboration with hospital pharmacies and compounding centers, most formulations use active concentrations ranging from micrograms per dose in daily supplements up to milligram levels for acute deficiency protocols.

    Quality as a Daily Discipline

    The value of cobamamide depends entirely on quality management, not slogans. As a manufacturer, we run incoming checks on all B12 intermediates before synthesis, vetting everything down to solvent purity. Each production cycle gets a full set of in-process controls: pH, moisture content, spectral integrity, trace metals. Final product moves through full microbiological panels, residual solvent checks, and repeat assays for content—every single lot, no exceptions. This attention to detail isn’t theoretical. We’ve seen how even small deviations in moisture or temperature during crystallization will affect shelf life and dissolve rates in finished products. That consistency, reinforced by feedback from production managers and researchers worldwide, earns us repeat business and trust. Cobamamide quality is a daily effort, measured in careful actions, not claims.

    How Our Cobamamide Differs: More Than a Box-Ticked

    Cobamamide comes in several grades—pharmaceutical, food, and industrial. We focus on pharmaceutical production because that’s where traceability, reproducibility, and purity matter most. We produce every batch with food-safe input chemicals, but push to a higher level to ensure nothing lingers from waste streams, solvents, or byproducts. Frequent inquiries come in about contaminants—hydroxycobalamin and cyanocobalamin residues, trace solvents, or even endotoxin levels. Our in-lab testing goes beyond baseline requirements. We compare every lot against international standards, but we also listen to real-world users. Sometimes, issues don’t show in documentation but become clear as performance drops in high-speed filling lines or low-dose tablet presses. Process feedback led us to adjust granule sizing three times in the last two years for fewer stoppages and higher yields at formulation partners.

    From Batch Records to Formulation Success

    Many manufacturers will hand over a spec sheet and expect your team to bridge the rest. Our approach runs deeper. Access to actual batch records, storage stability data, and process-change logs brings our technical partners into the loop. We share details on particle sizing adjustments, changes to drying cycles, and new analytics we adopt. That helps partner sites troubleshoot issues—such as gel formation in parenteral compounding or unexpected color shifts—before they become wasted effort. It also lets formulators push the boundaries for rapid-dissolving or extended-release platforms, with confidence that their active remains stable and predictable dose after dose.

    Comparing Cobamamide to Other Products

    People often ask what sets cobamamide apart from its cousins like cyanocobalamin, methylcobalamin, or hydroxocobalamin. The answer largely comes down to bioavailability and speed. Cobamamide enters the central biochemical cycle right away, since the body uses it directly as a coenzyme. In contrast, cyanocobalamin and methylcobalamin both call for additional metabolic steps—requiring the liver to convert them before they become biologically useful. In patients with impaired metabolism, those extra steps slow down response or even block absorption entirely. For the same dose, cobamamide can yield a quicker and more reliable physiological effect, especially where absorption or metabolic limitations exist. This efficiency shapes trust among clinical buyers and explains the rapid adoption in hospital protocols using injectable forms for acute deficiency or neurological cases.

    Safety, Stability, and Customer Support

    Producing cobamamide safely requires strict segregation of synthesis lines, regular surface testing for potential cross-contamination, and hands-on staff training. These procedures add hours and cost to every batch, but ignoring them would mean risking the reputation we’ve built over years. Handling and packaging also get routine audits—we leverage barcoding and digital logs to maintain complete accountability for every drum and sample as it moves from warehouse to shipment. Stability studies, conducted across a range of real-world conditions (not just optimal storage), have shown our products maintain potency beyond published shelf-life benchmarks when treated correctly. Our customer support logs dozens of technical queries every month, ranging from advice on reconstitution for clinical trials to troubleshooting high-speed blending on commercial lines. This feedback loop lets us tighten our process and share practical know-how back to our partners.

    Cross-sector Insights Born from Practice

    Manufacturing cobamamide gets us regular interaction with a wide array of partners—generic pharmaceutical companies, specialist supplement brands, formulation scientists, and clinical researchers. Their needs rarely look the same. Some push for ultra-fine powders to speed up dissolution; others want larger, dust-free granules for industrial blenders. Our development team reacts not only to lab feedback but to what actually happens in production: fouling in tablet presses, caking in storage silos, or even consumer complaints about smell or color. By tracing issues straight to their origin—composition changes, packaging improvement, a different supplier—we help customers move forward, while adapting our own manufacturing parameters to get ahead of the next potential hurdle.

    Regulatory Compliance Built from Experience

    Our cobamamide lines operate under strict current Good Manufacturing Practices, qualified by both domestic and international inspections. Producing for regulated markets means we record every process detail—from raw material supplier audits to equipment calibration protocols, to detailed cleaning logs. Auditors check our records, but the discipline matters more for our regular partners who depend on product consistency batch after batch. Every improvement, whether in cleaning validation or an extra analytical test, gets documented, shared, and—where it delivers value—locked into future standard operating procedures. This ongoing evolution shows not in paperwork but in the reduced number of batch failures, higher customer satisfaction, and shrinking numbers of field complaints over time.

    Listening to Partners, Improving by the Day

    As producers, we know more gets learned on the job than in manuals. New research on cobamamide’s potential therapeutic roles keeps appearing, and every advance in rapid-dissolve tablet formats, combination therapies, or sustained release calls for us to refine our process. We prioritize constant engagement with our users—through site visits, technical calls, or participation in formulation workshops. Our engineers and chemists frequently visit customer plants to observe real production conditions, listen to feedback, and offer simple tweaks or tailored solutions. That channel runs both ways: users see the effort in our QC and batch controls, and we gain true-world context to stay relevant and responsive.

    Why Cobamamide Remains Key in Modern Production

    Modern healthcare puts more emphasis on swift, predictable outcomes—especially in deficient or compromised patients. Cobamamide’s ability to sidestep complex metabolic routes and provide ready-to-use coenzyme activity gives it an edge over older B12 forms. In production, this translates into greater reliability, especially for acute-care formulations and advanced nutraceuticals. Hospital purchasing managers and contract manufacturers report fewer formulation difficulties, less loss during storage, and more consistent lot-to-lot performance with our cobamamide. This feedback feeds directly into continuous improvement efforts, reinforcing the trust that our partners place in our product.

    Facing Industry Changes—A Manufacturer’s View

    Demand for cobamamide has grown as awareness expands about the limitations of older B12 derivatives. We've stepped up capacity to meet larger and more diverse orders, while not losing sight of quality controls. As a manufacturer, we do not rush upgrades on a whim. Changes only come after careful validation—testing new materials for trace contamination, running comparison analyses, and confirming consistency at scale. Sometimes that means pulling back on a promising technology if it cannot deliver repeatable quality in a real production environment.

    On Partnerships and Transparency

    Trust in cobamamide starts with transparency and builds through proof. We welcome audits, site visits, and direct engagement whenever possible. Data sharing runs deep; many long-standing partners have direct access to our process data, deviation logs, and independent test results. We see this as a cornerstone of responsible manufacturing. Only with open, honest communication can we, as a producer, create lasting value for both partners and end-users who rely on our cobamamide to support health and life.

    Looking Forward

    The future for cobamamide points toward greater specificity in clinical uses, tighter controls in nutritional applications, and an ongoing shift to higher-purity, more robust formulations. Our investments continue in both personnel and infrastructure, aiming to respond quickly to shifts in demand or regulation. We watch advances in analytical instrumentation, data traceability, and process automation, aiming to bring these into our lines as soon as they show tangible benefit to product quality and customer service. Production isn’t standing still, and neither are we. Our ongoing mission is to provide real-world, reliable cobamamide for those who need it most—built from the ground up by people who take pride in their craft.