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L-Carnitine-L-Tartrate

    • Product Name L-Carnitine-L-Tartrate
    • Alias lclt
    • Einecs 242-696-1
    • 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

    461691

    Chemical Name L-Carnitine L-Tartrate
    Molecular Formula C11H19NO8
    Molecular Weight 361.27 g/mol
    Appearance White, crystalline powder
    Solubility Highly soluble in water
    Taste Slightly acidic
    Odor Odorless
    Cas Number 36687-82-8
    Ph Value 3.0 - 4.0 (1% solution)
    Storage Conditions Store in a cool, dry place, away from light
    Melting Point 93-95°C
    Common Uses Nutritional supplement, sports nutrition, and weight management

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

    Packing & Storage
    Packing White, sealed plastic bottle labeled "L-Carnitine-L-Tartrate, 500g" with safety information, batch number, and manufacturer's logo clearly displayed.
    Shipping L-Carnitine-L-Tartrate is shipped in tightly sealed, moisture-proof containers to preserve quality. Packages are labeled according to regulatory guidelines and transported under cool, dry conditions. Standard shipping involves protective packaging to prevent contamination or damage. Bulk shipments use drums or fiberboard boxes, with handling precautions to avoid exposure to heat or humidity.
    Storage L-Carnitine-L-Tartrate should be stored in a tightly closed container, in a cool, dry, and well-ventilated area away from direct sunlight and moisture. The ideal storage temperature is between 2°C and 8°C (refrigerated). Keep it away from incompatible substances, such as strong oxidizing agents. Ensure good laboratory practices are followed to maintain the product’s stability and quality.
    Application of L-Carnitine-L-Tartrate

    Applications of L-Carnitine-L-Tartrate in Industrial Manufacturing

    L-Carnitine-L-Tartrate, as a premium-grade nutritional ingredient, supports advanced formulation and high-efficiency processing across several regulated downstream sectors. Manufactured under strict quality control, our material delivers consistent assay, traceability, and batch reliability for industrial-scale applications where quality assurance and regulatory conformity remain paramount. Below, we present the principal industrial scenarios where L-Carnitine-L-Tartrate serves as a functional component, including explicit practices for formulation design, production line integration, compliance adherence, and end-product development.

    1. Sports Nutrition Supplement Production

    Manufacturers in the sports and performance nutrition sector utilize L-Carnitine-L-Tartrate as an active ingredient in formulations aimed at athletes and fitness enthusiasts. Its bioavailable form supports product differentiation for pre-workout blends, recovery formulas, and capsules targeting enhanced exercise recovery and fat metabolism, addressing performance-driven consumer expectations. Integrating this ingredient demands compliance with international sports supplement guidelines, validated measuring protocols, and documented traceability within batch records for audit trails.

    Industry compliance standards

    • EU Food Supplements Directive 2002/46/EC
    • US FDA 21 CFR 111 (Dietary Supplement cGMP)
    • NSF Certified for Sport® (for products marketed to professional athletes)
    • ISO 22000 Food Safety Management System

    Typical usage ratio

    • 0.5–3% by weight in powders; 250–2000 mg/serving in finished capsules and tablets—adjusted according to jurisdictional limits and label claims

    Downstream process integration

    • Dry-blending with microcrystalline cellulose and flavor matrix prior to tablet compression or powder sachet packaging; direct addition to solution in ready-to-drink filling for liquid supplements

    Final product types

    • Effervescent powders, chewable tablets, hard-shell capsules, ready-to-drink performance beverages, single-serve stick packs

    2. Fortified Functional Beverage Manufacturing

    Beverage formulators incorporate L-Carnitine-L-Tartrate to meet rising market demand for energy and metabolic health drinks catering to active individuals and lifestyle consumers. Its high solubility and stability under beverage pasteurization processes allow seamless integration into complex liquid matrices, while maintaining clarity and taste neutrality in the final product. Real-time monitoring and HPLC assay verification ensures conformity to nutritional labeling and ingredient verification requirements upon release testing.

    Industry compliance standards

    • GB 14880-2012 (China Food Additive Hygiene Standard)
    • EU Regulation No 1333/2008 on Food Additives
    • FDA 21 CFR 172.375 (Food Additives Permitted for Direct Addition to Food for Human Consumption)
    • HACCP-certified beverage processing

    Typical usage ratio

    • 100–800 mg/250 mL serving, adjusted per permitted national enrichment limits and sensory profile considerations

    Downstream process integration

    • Pre-dissolved in deionized water and introduced before batch pasteurization; real-time in-line mixing within high-shear liquid blending units before aseptic or hot-fill bottling

    Final product types

    • Energy drinks, functional juices, isotonic sports beverages, nutraceutical tea blends

    3. Clinical and Medical Nutrition Manufacturing

    Clinical nutrition companies utilize L-Carnitine-L-Tartrate to fortify specialized medical foods and enteral feeds, aiming to support metabolic health in populations with carnitine deficiencies, including post-surgical and renal care patients. This scenario commands adherence to stringent pharmacopoeial purity, batch validation, and risk assessment under strict medical food and nutrition protocols. The raw material introduction requires documented weighing, dissolution under nitrogen to prevent oxidation, and assurance of zero cross-contamination in GMP-certified cleanrooms.

    Industry compliance standards

    • USP–NF Monograph on L-Carnitine
    • EU Regulation (EU) No 609/2013 (Food for Special Medical Purposes)
    • FDA 21 CFR 104.20 (Medical Foods)
    • ISO 13485 Medical Devices/Quality Management (for clinical nutrition manufacturing facilities)

    Typical usage ratio

    • 200–1000 mg per serving in powder, liquid, or tube-feeding preparations—dosage set case-by-case as prescribed by clinical dietetic guidelines and country-specific patient needs

    Downstream process integration

    • Weighed in precise micro-batches, pre-hydrated, and added post-SIP (Sterilize-In-Place) or via jacketed blending tanks for aseptic medical food production; packaged in laminar flow-filling environments

    Final product types

    • Medical nutrition powder sachets, ready-to-use oral supplements, tube-feeding emulsions, hospital nutrition drinks

    4. Pet Nutrition and Veterinary Dietary Manufacturing

    Producers of veterinary and specialty pet nutrition formulas select L-Carnitine-L-Tartrate for inclusion in advanced premixes, addressing weight management and cardiovascular health in dogs and cats. Full traceability and feed-grade labeling ensure suitability for regulated pet food markets, while compliance documentation includes species-specific safety data and nutritional ingredient audit logs. Typical manufacturing deploys batch-scale mixing in jacketed ribbon blenders, with stringent in-process quality verification and in-house NIR (Near-Infrared) confirmation.

    Industry compliance standards

    • AAFCO Official Publication (Association of American Feed Control Officials)
    • FEDIAF Guide to Good Practice for the Manufacture of Safe Pet Foods
    • US FDA 21 CFR 507 (Current Good Manufacturing Practice for Animal Food)
    • GMP+ International Feed Safety Assurance

    Typical usage ratio

    • 50–500 mg/kg final feed; individual inclusion rates set based on end-use species, breed size, and product positioning in specialty veterinary lineups

    Downstream process integration

    • Premixed with mineral and vitamin core blends in automated batch mixers prior to extrusion or cold-press pelletizing; post-mixing liquid application for coated kibbles

    Final product types

    • Weight management pet kibbles, clinical veterinary prescription diets, functional pet treats

    5. Infant and Pediatric Nutrition Manufacturing

    Manufacturers of infant formulas and pediatric supplements incorporate L-Carnitine-L-Tartrate to meet essential nutrition requirements recognized by global health authorities. Strict adherence to infant food safety rules and trace parent-child batch histories form part of every production lot. Processing uses closed-system blending and vacuum mixing, and the ingredient is always subject to additional in-house micro-testing to rule out contamination risks, as per cGMP and trace element controls common in the infant formula sector.

    Industry compliance standards

    • Codex Alimentarius Standard 72-1981 (Infant Formula)
    • GB 10765-2021 (China - Infant Formula Food Safety National Standard)
    • EU Regulation (EU) 2016/127 (Infant Formula & Follow-on Formula)
    • FDA 21 CFR 106 (Infant Formula Quality Factors and Records and Reports)

    Typical usage ratio

    • 7–30 mg/L final prepared formula, based on regional regulatory limits and pediatric dietary recommendations

    Downstream process integration

    • Dispensed post-sieving, hydrated, and gently homogenized into liquid phase prior to vacuum drying or canning; verified by batch-release amino acid profile assay

    Final product types

    • Infant formula powders, pediatric nutritional drinks, follow-on infant cereal blends
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    Certification & Compliance
    More Introduction

    L-Carnitine-L-Tartrate: Practical Benefits from the Perspective of a Chemical Manufacturer

    Introduction to L-Carnitine-L-Tartrate

    At our manufacturing facility, L-Carnitine-L-Tartrate (LCLT) receives significant attention. Years of hands-on work with this compound have shown its reliability and flexibility in a range of industries. Every batch brings us close to a product that meets real-world demands, not just what’s written in trade brochures. Discussion of quality or performance never stays theoretical—evidence stands clear through stable processes on the production line and feedback from direct users.

    Understanding the Model and Specifications

    We produce L-Carnitine-L-Tartrate in powder form with a standard mesh size between 40 and 80, which creates an efficient surface for easy mixing or compounding. Moisture content, purity, and microbial load fall within very tight ranges, checked with standard methods born from direct industry practice, not just textbook ideals. Typical L-carnitine content hovers above 68%, with the tartrate component balancing the blend. Over time, we refined our purification steps to reach an assay above 97%. End-users working with food fortification or nutritional supplements rarely encounter flow or caking problems, since we've addressed particle agglomeration through stepwise adjustments in drying and milling.

    Clients in sports nutrition and pharmaceuticals mention sensitivity to taste and odor. We've dedicated resources to minimizing characteristic off-notes by controlling residual solvent traces down to near undetectable levels. The result grooves well with both bulk production and specialty compounding. Over years, nobody needs to ask twice about stability—the shelf life matches the stated projection when lots are stored under clean, dry warehouse conditions.

    How L-Carnitine-L-Tartrate Is Used on an Industrial Scale

    From the very first kilograms we shipped, demands from large and small producers shaped our choices. Main applications fall into nutritional food products—powdered, tablet, and ready-to-drink sectors—and sports supplements. Food formulators report that LCLT combines well with amino acids, energy boosters, and flavor systems, rarely interacting in unwanted ways as long as process steps stick to GMP guidelines.

    Pharmaceutical groups experiment with LCLT as an active or supporting ingredient, largely in formulations targeting recovery or dietary management. Processing teams value our form for its reliable density, which flows through tableting machines without separating or clumping. We’ve hosted clients wanting to fortify energy drinks and protein powders; taste masking and granule homogeneity have consistently ranked as priorities. LCLT achieves fast uptake and absorption according to standard dissolution profiling, something sports brands point out when promoting rapid benefits.

    Direct Comparisons with Other Carnitine Forms

    Experiences on the production floor distinguish LCLT from regular L-carnitine or L-carnitine base. Many customers used to blend the base version into powders and liquids, only to find tackiness or rapid clumping, especially in humid environments. Our team switched to tartrate salt after clear patterns emerged: less hygroscopicity, finer dispersion in dry blends, and better overall palatability. Where L-carnitine base can absorb moisture from the air and harden in storage, our tartrate version stays pourable and shows lower water activity on routine tests.

    The body absorbs both the base and tartrate forms well—on the chemical level, the main difference comes from the tartrate’s ability to stabilize and deliver the functional component in a predictable way. GMP auditors from client groups have commented on the clear batch-to-batch consistency. Athletes and health brands talk about the lack of aftertaste and easier encapsulation, both direct results of our tailoring of this model.

    Quality and Traceability: Lessons Learned Over the Years

    Batch quality rarely comes by accident. Every step—from sourcing raw materials, through fermentation or chemical synthesis, right up to packaging—demands hands-on vigilance. We remember the decades-old formulas where inconsistent source lots threatened whole shipments. In-house QC teams figured out that even minor slip-ups with temperature or pH threw off the carnitine-tartrate ratio, so we installed extra controls and invested in more precise handling.

    Routine HPLC testing, real-world handling, and cross-lot comparisons have shaped our approach more than anything written in manuals. We log and track every output, holding back questionable stock for retesting. Now and then, a minor color change or odor shift shows up, usually traced back to container seals or shipment temperature spikes. Instead of hiding these, we set up straightforward complaint channels and initiate root-cause reviews, leading to tighter shipper controls and regular employee training refreshers.

    Customer-Focused Adjustments

    Experience builds knowledge, and the most valuable feedback still comes straight from clients' operators, not just their executives. Early on, sports powder lines flagged poor flow with denser carnitine grades, so we improved granule break-up and sieving. Tablet makers complained of residue in pressing dies if particle size ran coarse, so we adapted to a finer but free-flowing blend.

    We take pride in transparent labels: each order’s accompanying certificate declares exact water, assay, lead, and heavy metal profiles. Certification processes from various markets—Japan, North America, and across the EU—have nudged us toward even stricter internal standards, with direct experience showing the importance of matching customer specs, not just minimum compliance.

    LCLT’s Standing in Modern Food and Nutrition

    L-Carnitine-L-Tartrate found early traction in sports applications, brought on by research into its role in energy metabolism. Manufacturers ranging from boutique energy drink brands to large dairy fortifiers come to us with detailed queries about formulation stability and compound release over time. Studies outside of our factory doors keep reporting the benefits for exercise recovery and metabolic efficiency, fueling consistent market interest.

    Beyond theory, end users in health brands notice a mild tartness that rarely overwhelms drink or bar formulations. High-intensity producers remark on ease of large-scale blending, a lasting contrast with the older base or fumarate grades that sometimes stuck to machinery or attracted ambient humidity. Marketers promoting 'clean label' supplements have requested non-GMO, BSE/TSE-free guarantees; this aligns with our origins—built on synthetic or fermentative routes, rather than animal extracts.

    Why Model Variation Matters

    No two manufacturing environments face identical challenges; local weather shifts, batch size, or downstream processing subtleties mean that one model rarely covers all needs. We’ve responded with custom grind sizes upon request, blending in de-lumping steps that many small players lack. Those with technical staff laser-focused on solubility find LCLT meets their needs across different product matrices—tablets, capsules, and even gels or liquid shots.

    In direct tests, our LCLT disperses more rapidly in aqueous drinks than base grades and dissolves fully in acidic conditions, favored by beverage formulators. Energetic blending won’t produce foam or unwanted haze, another improvement led by trial-and-error work with mixers on pilot lines.

    Keeping Up with Regulatory Changes

    Operational risk balloons when suppliers ignore regulatory nuances. Our facility remains vigilant to evolving local, national, and international rules concerning food safety and ingredient traceability. Regular site audits and document reviews drive constant improvements in documentation and actual practice. In recent years, increases in client scrutiny, especially from multinational food companies, have brought greater demand for detailed allergen statements, clean warehousing, and batch recall readiness.

    We established recall simulation drills in line with global standards, something that builds real confidence—not theory—during third-party inspections. Export-oriented clients often request additional documentation for customs authorities, meeting strict residue and contaminant level checks. We participate in industry roundtables, working with regulatory bodies so our product lines stay ahead of new purity, labeling, and dietary supplement claims laws.

    Sustainability and Environmental Considerations

    The move toward sustainable sourcing started long before it became trendy. Partly driven by economic pressure, partly by customer values, our adoption of greener process water cycles, energy-efficient drying steps, and closed-system handling for raw acids and bases cut real costs and won us long-term partners. Agricultural-origin byproducts sometimes slipped into early trails, leading to inconsistencies—a lesson that shaped our pivot toward fully synthetic, repeatable processes.

    Our monthly environmental monitoring logs support not just clean-in-place regimens but waste stream reduction. End-use customers in Europe and North America, especially, show strong preference for products accompanied by credible emissions and water usage records. Investment in on-site water recycling and heat recovery technology balances product quality with responsible operations.

    Facing Supply Chain Realities

    Market stories of price spikes or shortages come alive on the chemical factory floor, where any raw material delay threatens schedules. Direct relationships with input suppliers, negotiated from years of shared experience, let us stabilize output during volatile periods. When the pandemic hit raw acid supplies, it meant rerouting procurement and sometimes adjusting purification protocols to accommodate minor material variation, always confirmed by real-time QC testing.

    Customers rarely tolerate unexplained delays, so we invested in warehouse automation and upgraded our line tracking tools. Order fulfillment continues with a blend of advanced software and experienced logistics staff, shortening turnaround times. For clients who forecast seasonal surges—such as sports supplement launches or new food product rollouts—we work out storage and scheduled batch production strategies to ensure availability, even with international shipping uncertainties.

    Building Long-Term Trust

    Trust crystallizes through repeated delivery on promises and quick, open response to problems. Clients who started with small R&D orders often come back for full-scale production runs because we follow up if a batch is held up, explaining causes and fixing what’s broken. Third-party auditors from ingredient brands or pharma majors regularly comment on the openness of our documentation. No batch ever ships without archived QC data, certificates of analysis, and all compliance paperwork in order—with every lot traceable back through the process flow, ingredient sources, and shipment dates.

    Over time, this reliability fosters relationships that last beyond contract dates. Many customers invite us to participate in new project development, seeking advice on which ingredient parameters better suit their evolving formulations. We see knowledge built on actual outcomes—how the texture or shelf life of finished goods tracks backward to our ingredient property sheets and the fine-tuning conducted on the line.

    Supporting Innovation

    A static catalog rarely meets all needs. NPD teams in beverage, sports, and clinical nutrition reach out to us for input before trial pilots, especially when blending LCLT with new flavor systems or functional matrices. Lab-scale experiments, scale-up process tweaks, and post-launch reviews spin off new requirements for handling, stability, or dissolution—not all of which surface in literature. Our facility keeps a reserve for quick-sample dispatch, so clients run direct experiments before formalizing their sourcing decisions.

    In collaborative partnerships, sharing real-world observations shortens the distance to commercial readiness. We often propose alternate mesh sizes, humidity-resistant carriers, or different packaging tailored to actual shipping environments. Packaging teams request barrier films and container upgrades to address storage climates ranging from equatorial heat to arctic chill, each imposing its own limits on product characteristics.

    Continuous Improvement in the Chemical Industry

    Meeting expectations means more than passing checklists; it means constantly measuring up to a moving target defined by technological, regulatory, and consumer shifts. Ongoing investments in plant safety, QC capacity, and downstream support reflect direct requests and criticisms voiced by buyers, regulators, and lab partners. We host regular operator workshops, not only for regulatory compliance but to encourage process insight and safeguard work culture.

    Quality circles, with input from line workers and management alike, map recurring challenges and brainstorm better fixes—such as catching potential cross-contamination before it affects a whole series of runs. Incremental changes, even in something seemingly minor like retooling hopper seals or verifying raw acid supplier credentials, echo down the chain and impact product consistency.

    Real Challenges and Practical Solutions

    Product stability in diverse environments remains a constant pressure point. We monitored shipped lots to equatorial customers and noticed more rapid shifts in powder consistency or minor odor changes. Solutions have included retooling moisture barrier packaging and revisiting optimal storage temperature guides provided to clients.

    Another point—tailored batch sizes—matters for niche clients who manage modest production volumes. Multipurpose reactors and adjustable mixer schedules offer true flexibility, preventing excessive holding times that threaten best-before integrity.

    The call for transparent supply chains grows louder every year. Early adopters demanded lot-level traceability; now, it's a standard. We’ve assigned digital tracking at every batch’s origin and endpoint to provide reliable answers to both regulatory auditors and client QC teams.

    The Importance of Human Experience

    Years spent physically overseeing batches, not just reviewing paperwork, bring a unique confidence to every certificate we sign. Data from ICP, HPLC, and titration never replace firsthand observation: how the product pours, looks, or blends at scale. Conversations with clients—factory managers balancing machine throughput or formulators battling ingredient crystallization—fuel improvements that can’t be scripted.

    Industry chatter about the ‘next big’ ingredient rarely distracts from the ongoing reality: only a product made, moved, and managed by people who understand the details stands the test of escalated scrutiny.

    Conclusion: Commitment to Practical Value

    Manufacturing L-Carnitine-L-Tartrate pushes us to adapt, refine, and back up big claims with physical proof. Partnerships with buyers, collaborative troubleshooting, and the constant drive for documented consistency shape every shipment. Clients welcome a product made with predictable properties, clean traceability, and adaptability not just to new trends but to daily realities of industrial handling. Our story continues along with the changing landscape of nutrition, health, and ingredient technology—always focused on measurable value and honest feedback.