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HS Code |
655694 |
| Name | Huperzine A |
| Chemical Formula | C15H18N2O |
| Molecular Weight | 242.32 g/mol |
| Source | Huperzia serrata (Chinese club moss) |
| Appearance | Crystalline powder |
| Solubility | Soluble in water and ethanol |
| Purity | Typically >98% |
| Cas Number | 102518-79-6 |
| Boiling Point | Decomposes before boiling |
| Melting Point | 217-219°C |
| Storage Conditions | Store in a cool, dry place |
| Usage | Dietary supplement, cognitive enhancer |
| Mechanism Of Action | Acetylcholinesterase inhibitor |
| Stability | Stable under recommended storage conditions |
| Synonyms | Selagine, HupA |
As an accredited Huperzin A factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Amber glass bottle containing 100 mg Huperzine A, labeled with product name, purity, CAS number, and proper storage instructions. |
| Shipping | Huperzine A is shipped in tightly sealed, clearly labeled containers to prevent contamination and moisture ingress. It is packed in accordance with all applicable regulations for handling chemicals, often as a solid or lyophilized powder. Shipment typically uses cold packs to maintain stability and is accompanied by the necessary safety documentation (SDS/MSDS). |
| Storage | Huperzine A should be stored in a tightly sealed container, protected from light, moisture, and air to prevent degradation. It is best kept at -20°C in a dry, cool, and stable environment. Proper labeling and secure storage away from incompatible substances and unauthorized access are essential to ensure safety and maintain the compound’s stability and potency. |
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Purity 99%: Huperzin A with purity 99% is used in pharmaceutical formulations, where enhanced neuroprotective efficacy is achieved. Molecular weight 242.32 g/mol: Huperzin A with a molecular weight of 242.32 g/mol is used in neuroscience research, where precise dosing accuracy and consistent experimental results are ensured. Melting point 219-221°C: Huperzin A with a melting point of 219-221°C is used in medicinal chemistry, where reliable compound stability during synthesis is maintained. Stability temperature 25°C: Huperzin A with a stability temperature of 25°C is used in long-term storage conditions, where product integrity is preserved over extended durations. Particle size <5 µm: Huperzin A with a particle size less than 5 µm is used in oral drug delivery systems, where improved dissolution rate and bioavailability are demonstrated. Solubility in ethanol 50 mg/mL: Huperzin A with solubility in ethanol at 50 mg/mL is used in liquid injectable formulations, where uniform dispersion and rapid absorption are accomplished. Optical rotation +264° (c=0.1, MeOH): Huperzin A with optical rotation +264° is used in chiral purity assessments, where enantiomeric purity and biological activity are confirmed. Assay (HPLC) ≥98%: Huperzin A with assay by HPLC at ≥98% is used in standardized supplement manufacturing, where product consistency and regulatory compliance are achieved. |
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Working in this field, we’ve seen how Huperzin A holds a unique place among plant-derived alkaloids. Our facility runs continuous extraction and purification processes, drawing on advances we’ve developed ourselves and knowledge shared among specialists. Huperzin A isn’t just another powder we handle; it’s a compound that continues to challenge operators and project leaders. Its structural complexity demands patience with each step, whether running a chromatography column or managing separation schedules. We don’t outsource this work—our teams monitor every stage, from the moment plant material arrives to the last steps before packaging. Named as Huperzin A, this product moves directly from our hands to those working in laboratories and manufacturing lines, with nothing lost along the way.
Huperzin A originates from the club moss, Huperzia serrata. Extracting active molecules from such material calls for specialized techniques. We use solvent systems fine-tuned through years of trial and error, and our pilot facilities are set up to scale small runs to full-size batches without diluting focus. The finished Huperzin A we ship comes as a pure crystalline powder. Chemical purity passes routine HPLC and NMR verification. Specifications usually fall at or above 99% purity, and water content stays below 2%. Our R&D team posts each lot result for internal review, and deviations trigger internal audits. Melting point, specific rotation, and assay all follow pharmacopeia methodologies for customer transparency and internal traceability.
End users rely on us for direct input on handling and application. In tablet production, a consistent particle size ensures dispersibility, while researchers searching for new applications appreciate being able to dissolve the product in over 30 solvents, including methanol, ethanol, and acetonitrile. We ship Huperzin A in various pack sizes; high-barrier packaging guarantees moisture isn’t absorbed in transit. The feedback loop with our clients has helped us optimize both product and packing conditions. If a user faces issues with flow or caking, we work out adjustments, sometimes running trial lots to tweak drying steps. Our control over each variable—plant source, processing, quality review, and support—lets us deliver the consistent, high-quality material that repeat buyers have come to expect from us.
Comparing our Huperzin A to less carefully made alternatives comes down to hands-on experience. The real test happens during downstream use. Some alternate supplies may contain undeclared by-products or contaminants—routine checks in our lab have turned up unidentified signals in samples brought by potential customers unhappy with their former sources. For people in pharmaceutical development or advanced research, impurity profiles matter as much as the major assay itself. Side peaks from incomplete extraction or incomplete purification introduce unnecessary risk, both for efficacy studies and for regulatory review. More than once, we have seen users waste months troubleshooting inconsistent product performance, only to trace issues back to off-spec Huperzin A.
Every batch released from our production floor comes with documentation on all known residual solvents, heavy metal content, and microbial control. We never blend inconsistent material, and we don’t let marketing drive us to stretch batch sizes or dilute purity. These habits have helped us hold a steady reputation while keeping competitive on cost. Technical discussions with our customers often go deeper than just supply and demand; forensic-level attention to analytical data makes honest conversations possible and helps our partners make decisions early instead of losing time during regulatory review.
Pharmaceutical developers have specific requirements that we handle daily. Huperzin A’s value comes in part from its bioactivity; it works as an acetylcholinesterase inhibitor, and the industry watches for even slight variances in potency. Tablets produced for memory support or neurological research must meet narrow regulatory margins. We supply not just the compound itself, but continuous guidance on stability, shelf life, and compatibility with other excipients. For every delivery, our documentation confirms the expected chemical profile, chiral purity, and absence of hazardous by-products.
Long-term customers recognize the difference between consistent batches and those where one delivery may perform fine, and another introduces problems. Other suppliers may not keep careful track of seed stock, extraction solvent sources, or storage time before processing. In our facility, we control upstream variables because we’ve seen how those small changes can affect end-stage purity. For research labs running animal trials or publishing peer-reviewed studies, reproducibility depends on stable input.
As a chemical producer, we typically run Huperzin A under the model designation HZ-A-99 for the highest-grade material. This reflects a specification of minimum 99% purity by HPLC for each lot. For customers with specific particle size requirements, we set up custom milling schedules, with reports on median particle diameter available upon request. Analytical verification uses current best-practice: chromatographic resolution, melting point, and optical rotation. If a researcher needs documentation up to and including residual solvent mapping, we provide it. Every bottle leaves our facility labeled with a batch number traceable to its run date, solvent system, and quality verification sequence.
We keep a rolling record of analytical checks on hand. Consistent peak patterns and impurity logs protect both us and the customer—every Huperzin A order produces batch samples that stay in our control room for years. This reflects our confidence in our production chain. If unusual results ever arise downstream, we follow up with in-house analysis and technical staff, not distant contractors. Our technical support doesn’t disappear after shipping; we own each result as much as the client who receives it.
We have watched the market shift as more producers chase after Huperzin A, some pulling material from different club moss species or even unrelated botanicals. Yield varies wildly depending on season, climate, and collection method—even the altitude where raw plant is harvested influences alkaloid content. We insist on tightly monitored sourcing, working with partners who maintain ecosystem records and harvest club moss by hand. This tight material origin control prevents adulteration and keeps our extraction process repeatable. Competitors using bulk plant imports may introduce unknown variables, running the risk of pesticide residue, variable alkaloid concentrations, or unwanted plant constituents.
Our extraction technique has evolved with each production year. Customers sometimes ask how we handle batch-to-batch variability. The truth is, long before material reaches our facility, we run incoming inspection on shipment lots. Only material above a minimum alkaloid content enters our process. We use multistep solvent extraction with staged filtration and repeated purification runs—no shortcuts and no single-stage processing. Other outfits have attempted quick extractions, often at the cost of trace impurities. By running the process thoroughly, not seeking a short-term yield spike, we provide a product that tests clean and behaves consistently through all downstream uses.
We document each step in the Huperzin A production chain. For our staff, this isn’t just regulatory box-checking—it’s about capturing hard-won experience for each successive batch. Our in-house quality team follows every order from pre-purchase plant inspections to finished product shipment. Each lot’s results, including full chromatograms and NMR spectra, become part of a permanent data record. Clients working under GMP or ICH guidelines can expect robust compliance support, as we maintain a steady dialogue with regulatory specialists and industry auditors. Nothing leaves our plant without signatures from analytical, safety, and production leads who take genuine pride in their craft.
Other chemical companies may focus on labeling or branding, often marketing generic or repackaged material. We focus on long-haul reliability. Our customers, whether they are pharmaceutical developers or academic labs, depend on batch-to-batch consistency. From day one, we’ve managed our processes with the knowledge that the margin of error in a pure compound like Huperzin A matters more than in less critical materials. We see the records, we review the feedback, and we know firsthand that even small slippages in purity or process introduce risks that end users cannot afford.
Technical transparency has built our relationships with customers over decades. We believe in showing every analytic data point requested. No company is free from error, but we mitigate risk by giving full disclosure—whether it’s a slightly shifted melting point or a query over long-term stability. Communication extends beyond paperwork: production supervisors talk directly with clients on the phone or in person before and after each large batch release. We design these conversations to address real needs, avoiding the cookie-cutter responses often found from third-party traders or uninterested resellers.
Regulatory shifts or new research sometimes reveal needs we didn’t anticipate. We’ve seen customers face unplanned audits or specification changes mid-project; our team’s flexibility allows us to help adapt documentation, troubleshoot, and, when needed, quickly reanalyze archived samples. This level of direct, ethical communication means customers view us not just as a supplier, but as a technical partner. Trust is built over time with transparency, not just with the occasional certificate or presentation; it is built with each order, each phone call, and each technical challenge solved together.
Huperzin A now draws interest from pharmaceutical and biotech firms across the globe. With growth in demand come pressures to cut corners, especially as some buyers seek rapid delivery or price concessions. We get requests for faster turnaround, and while we appreciate the urgency, safety, consistent purity, and true cost accounting take priority. Material rushed through production often misses critical filtration or drying phases, and we refuse to make sacrifices that would compromise quality, even if it means turning down orders.
Supply chain reliability remains a challenge for many firms handling Huperzin A. We’ve encountered stories of shipments halted at customs due to ambiguous documentation or misdeclared plant origins. Our teams preempt such risks through careful export paperwork, direct partnerships with shipping vendors, and familiarity with country-specific regulations. We’ve invested in backup plant material sources, ensuring continued fulfillment even if primary regions face seasonal weather or harvesting disruptions. Our operation is not immune to upstream risk, but our preparation shields customers from the disruptions that can sink projects or set back clinical timelines.
The best learning often happens alongside customers tackling new projects. We work with research teams exploring Huperzin A derivatives, expanded indications, or alternative delivery forms. Our technical office answers practical questions from formulation pH stability to compatibility with modern excipient blends. Instead of selling generic advice, our process engineers troubleshoot real-world challenges, from solubility questions to long-term crystal storage. We provide samples for early-stage work and frequently collaborate on optimization, hosting partner scientists onsite or visiting customer labs.
Feedback from these partnerships feeds back into our production loop, not just as ideas but as measurable improvements. The process adjustments and new documentation templates born of joint problem-solving now serve not just those original partners, but the whole customer base. From minor tweaks in milling size to method adjustments that enhance recoverable yield, our collection of these practical solutions sets us apart from less involved manufacturers.
Scaling production of Huperzin A brings unique hurdles. As market volumes have grown, the temptation exists to adopt purely industrial processes—streamlined extraction, synthetic starting materials, and wide-scale automation. We balance tradition with innovation, judging each potential technology by the data. Over-mechanization risks cutting off the feedback that comes from hands-on control. Our supervised, semi-automated production system allows us to scale efficiently without abandoning the tightly monitored steps that guarantee batch consistency.
Raw material access creates further difficulty. Wild harvesting pressures can outpace regrowth, so we practice managed sourcing with verified field partners. Our commitments extend to supporting sustainable collection zones and training harvesters on site identification, collection, and conservation. By focusing on supply chain sustainability, both our company and the broader market benefit from healthy plant populations and stable product pricing.
Every bottle of Huperzin A that leaves our production floor carries more than a chemical compound—it contains the weight of hard experience and persistent problem-solving. By taking production, documentation, and customer support seriously, we build value at every stage. From raw plant inspection, through careful extraction and purification, to peer-reviewed quality checks, our process provides a level of consistency and reliability that many have tried, but few have matched. We always consider the end user: whether they are running a clinical study, launching a new line of cognitive support products, or probing the boundaries of neuroscience. Our work stands on the discipline and relationships built directly with the people who rely on us to deliver the best Huperzin A available.