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Matrine’s story runs deep through Chinese medical heritage. For centuries, practitioners tapped into the dried roots of Sophora flavescens, confident in the plant’s ability to combat stubborn fevers, inflammation, and parasites. Knowledge passed from apothecaries to pharmacologists who, in the late 1800s, started isolating the individual alkaloids. Researchers in China and Japan first drew out pure matrine. Their early reports hinted at antifebrile and anti-parasitic effects. By the 1970s, new extraction methods drew the line between folk remedy and pharmacological investigation. The move from mortar-and-pestle traditions to chromatography marked matrine’s new chapter and opened the door for modern research labs and biotech companies to usher this plant alkaloid into the world of regulated medicine and agriculture.
Today, matrine usually comes as a fine white powder, packed in tightly sealed drums or HDPE containers from chemical producers specializing in botanical extracts. While local herbalists in East Asia continue to grind roots for infusions, industry leans on purified forms, measured in grams or kilograms. The business now includes refined matrine for pharmaceutical-grade applications, technical versions for crop protection, and high-purity formats designed for lab-scale experimentation. This scaling-up from herbal tincture to bioactive extract has stretched matrine’s presence from the apothecary shelf to global commodity trading networks.
Matrine stands apart for its bitter taste and its resilience to mild heat and light. It presents as a crystalline powder, white to pale yellow. The structure features a tetracyclic quinolizidine core, with the formula C15H24N2O. Melting point lands just shy of 77°C, and it stands up well in acidic and neutral environments, though breaks down under strong base or extended sunlight. Solubility favors water or dilute acid, meaning extraction and formulation makers have options as they build different products. Strong, sharp odor often signals pure matrine, unlike the more grassy profile of crude extracts. This combination of bitter taste, solid form, and water-friendliness has made matrine a practical candidate for oral, dermal, and agricultural formulations.
Producers label matrine by purity, typically above 98% for pharmaceutical types, over 95% for agricultural brands. Certificates of analysis detail residual solvents (usually below 0.5%), specific optical rotation, and moisture content—which goes below 1% for best stability. Batch numbers, traceability codes, and reference to Good Manufacturing Practice offer reassurance to buyers. The shelf life, sealed and cool, approaches two years without big drop-offs in content. Labels need hazard and safety statements, since high-concentration matrine remains hazardous to skin or if inhaled, drawing requirements under global GHS standards.
Large-scale matrine production typically begins with Sophora flavescens root. Pulverized plant matter soaks in ethanol or water for hours, churning as it leaches out alkaloids. Filtration clears fibrous debris, and a solvent exchange process pulls alkaloids into a usable phase. Chromatographic separation comes next, relying on silica or ion-exchange to sort matrine from its cousin alkaloids like sophoridine and oxymatrine. A final crystallization step turns the concentrated liquid into shelf-stable powder. Extraction’s difficulty comes from the variability of herbal material—root harvest, age, and storage all sway yield and purity, forcing most producers to validate every lot before shipping.
Chemists exploring matrine’s structure see more than just a static molecule. The amine and lactam groups act as targets for derivatization. Hydrogenation reduces the double bond, changing bioactivity profile and toxicity. Acetylation and methylation open routes to prodrugs or less bitter compounds for easier dosing. Oxidation reactions, especially at the lactam bridge, spawn analogs with heightened antiviral or insecticidal properties. This push for new derivatives keeps academic and pharmaceutical teams searching for molecules with stronger, safer pharmacologic punch, blending classic roots chemistry with present-day synthetic know-how.
Matrine sometimes hides under other labels in various literature or commercial offerings. Chinese formulators use “Kushen Su” (苦参素), referencing its herbal roots. Chemical catalogs list synonyms like “Sophocarpidine” and “Sophalidine,” but the CAS number 519-02-8 brings clarity amid the confusion. Branded seeds or crop protectants often use “matrine extract,” especially where local language calls for agricultural clarity over pharmaceutical specificity. Multinational distributors may supply “oxymatrine” alongside matrine—careful reading of labels and technical datasheets marks the difference. For regulatory reporting and technical documentation, matrine serves as the global anchor name.
Working with matrine requires guarded attention to health and safety. Skin and respiratory exposure, especially with fine powder, brings risk of irritation or acute toxicity symptoms like dizziness and headache. Material Safety Data Sheets recommend nitrile gloves, lab coats, and filtered masks during handling or weighing. Industrial operations vent dust through HEPA filters, monitor air concentration, and set lock-out zones during bulk drum transfer. Producers ship matrine under controlled substances codes in some countries out of concern for unregulated use. Large quantities traveling internationally face import licensing and customs checks. Employees need dedicated hazard communications training so small spills or accidental contact stay minor rather than escalate into medical events.
Modern medicine’s curiosity about matrine has grown louder every year. In China, tablet and injectable forms make their way into the hospital setting for hepatitis B or certain arrhythmias. Clinical research continues into matrine’s role in cancer, with teams scrutinizing its ability to slow tumor growth, trigger apoptosis, or block angiogenesis. Dermatologists have taken notice as well, exploring matrine-based creams for eczema, psoriasis, and fungal infections. Outside the clinic, farmers and crop protection firms deploy matrine as a biopesticide with a low chance of resistance buildup. Its mode of action disrupts insect nervous systems, yet leaves mammals relatively unscathed at recommended doses. Animal health products sometimes blend matrine as a natural dewormer, a handy tool as the world moves away from synthetic anthelmintics. In Asia, nutraceutical companies market herbal patch and beverage products rich in matrine, citing immune modulation and liver protection. Each sector brings its own quality and regulatory demands, so supply chains to hospitals look nothing like shipments to farms or health food stores.
Research labs keep matrine busy under the microscope. Universities, especially in China, publish new bioactivity reports every few months. Studies suggest matrine’s anti-inflammatory and anti-viral mechanisms operate through modulation of NF-κB and suppression of fibrogenic cytokines. Animal models point to anti-fibrotic, anti-tumor, and neuroprotective effects—the kind of preclinical excitement that signals broader interest in clinical translation. Analytical chemistry teams have devised new HPLC and LC-MS methods for matrine assay, crucial for consistent dosing and side-effect risk management. Multinational pharma companies look at matrine not just for disease treatment, but as a molecular backbone to tweak for future medicines that sidestep toxicity or boost disease specificity.
Like all active alkaloids, matrine’s benefits sit beside its risks. Acute and chronic dosing studies, mainly in rodents, show possible liver and neuronal toxicity at high concentrations or extended periods above recommended dose. Reproductive and teratogenic risks remain low, but not absent. Clinical observations in China have flagged rare allergic reactions and, with intravenous use, local irritation or venous inflammation. Even biopesticide applications face tough review: residue on edible crops can travel into the food chain, bringing regulatory scrutiny for both farmers and exporters. Those risks fuel robust pharmacovigilance programs: tracking adverse event data, running follow-ups on suspected toxicity, and setting ever tighter maximum residual limits. Careful titration, clear warning labels, and long-term safety monitoring serve as bedrock norms across the supply chain.
Matrine’s next steps look promising but challenging. Green chemistry teams chase more sustainable extraction, targeting water-based methods and plant cell culture over root-digging. Drug designers scan the molecule’s surface for new analogs, hungry for wider therapeutic window and selective disease targeting. Regulatory harmonization matters as matrine moves into Europe and North America: clear quality standards, toxicological profiles, and residue limits drive international acceptance and trade. Agriculture faces rising pests that have developed resistance to older chemicals, and environmentalists appreciate biopesticides that break down without polluting soil or water. As plant-based therapies keep finding legitimacy, matrine’s blend of centuries-old knowledge and modern science has a strong chance to shape medicine and farming beyond China, inspiring new research and product development worldwide.
Matrine comes from the Sophora flavescens plant, a fixture in Chinese herbal medicine for centuries. My grandmother brewed Sophora root teas when I caught a cough or rash as a kid. She trusted it because generations before her relied on the same roots and leaves. The fact that Matrine has a history in home remedies gets overlooked in today’s supplement market, but tradition carries lessons that science keeps confirming.
In the last decade, researchers started paying serious attention to Matrine. Over 2,000 articles in medical databases mention Matrine's impact on human and animal health. Kidney, liver, and skin problems topped the list of conditions explored. One thing that stands out is how researchers highlight Matrine's ability to reduce inflammation and slow the spread of certain viruses and bacteria. Scientists in China tested Matrine on hepatitis B infections and recorded lower viral activity in some studies. That caught the eye of doctors everywhere, looking for safe compounds that can back up classic drugs or reduce their side effects. As someone who has seen family members slog through treatments with heavy side effects, the promise of natural supplements like Matrine offers real hope.
Research teams from Shanghai and Texas dug into Matrine’s effects on cancer cells. In test tubes and animal models, Matrine slowed the growth of breast, liver, and lung tumors. These studies sparked interest, but it’s important to stress that swallowing Matrine supplements from a store shelf is not the same as the controlled clinical studies reported in major journals. The jump from a cell study to real-world cancer support takes years. Still, families faced with limited options end up researching alternative approaches night after night. Some oncologists have started to include Matrine as a conversation point, weighing its potential with the patient’s overall plan. Real stories show that some people find relief from side effects like nausea or pain, but quality evidence from big clinical trials remains thin.
Pest control raises a set of problems where Matrine offers unique answers. Farms in China and Southeast Asia turned to Matrine-based sprays as a way to protect crops from insects without relying on synthetic pesticides. I helped neighbors plant organic vegetables, and we gave Matrine a try when aphids attacked the beans and cucumbers. The results surprised us — fewer bugs and no ugly warning labels on the food. That fact alone made local growers see Matrine as a genuine alternative. Food safety and residue avoidance become more urgent every year, and Matrine’s short breakdown period works in its favor for people who want real accountability in their food chain.
Not every plant-based compound is harmless. Matrine in high doses can cause headaches, dry mouth or digestive discomfort. The safety question highlights why responsible advice matters. My own experiments with herbal teas taught me that more isn’t always better. A medical check-up before using supplements is just plain common sense, especially for anyone with liver or kidney issues. In China, doctors blending traditional and modern approaches set dosing limits and watch for drug interactions. That careful approach makes sense and builds trust, especially if Matrine is seen as part of a bigger picture, not magic in a bottle.
Matrine grabs attention for its roots in traditional Chinese medicine, where folks use extracts from the Sophora flavescens plant to deal with all sorts of health problems. People talk about its impact on pain, swelling, liver function, and even bacterial infections. Walk the aisles of herbal shops and it pops up in capsules, teas, and topical products. So the idea of adding it to diets or health routines isn’t far-fetched, especially as interest grows in plant-based therapies.
Spending some time digging into medical studies, I kept running into lab and animal experiments showing that matrine might cut down inflammation, ease nerve pain, and even limit the growth of certain cancer cells. These claims spark hope, but research on humans still lags behind. Most human data come from small case reports, not robust clinical trials.
One big concern: dosage. In some animal studies, small amounts proved helpful, but higher doses quickly led to toxic effects like trembling, trouble breathing, or liver problems. A study from 2021 warned that too much matrine can damage the liver and central nervous system in mice. No one should assume results in mice always mirror what happens in people, but it sets off alarms.
A few clinical trials that use oral matrine for hepatitis B or cancer have shown mixed results. Side effects include nausea, dizziness, stomach pain, and, in rare cases, liver damage or irregular heartbeat. I look at that list and see red flags. Even if something is “natural,” our livers have to process it like any other chemical.
Manufacturers don't always follow strict rules in making herbal supplements. Products with matrine might carry contaminants, mix with other strong plant alkaloids, or offer doses much stronger than labeled. I’ve seen reports where testing found everything from pesticides to heavy metals in herbal supplements off store shelves. This matters because what you swallow goes far beyond the ingredient list. Without standardization, safety takes a hit.
I keep hearing from folks who want to mix herbal remedies with prescription drugs. That can backfire. Matrine may change how the body breaks down some medicines, including blood thinners or drugs for heart issues. Old studies suggest it might boost or block the activity of certain enzymes in our liver. This can raise or lower the levels of prescription drugs enough to cause side effects or cut their benefits.
Kids, pregnant women, and people with liver or heart problems face extra risks. There’s no solid dose recommendation and no clear long-term data. Most pharmacists I know would warn against taking matrine supplements if you fall into those groups.
Herbal medicine feels like a natural path, especially for those tired of pills and side effects. But real safety comes from honest conversations with health professionals. People should bring up supplements at doctor visits. Some clinics use apps or databases that flag risky interactions or warn about liver concerns. Public health agencies could help by increasing oversight and testing on these products.
Until better-quality research shows benefits outweigh risks, I stay cautious. I’d never take matrine on a whim or order bottles online without questions. If someone cares about liver health or chronic conditions, they deserve evidence and clear advice—not just hope and marketing.
Matrine comes from the roots of Sophora flavescens, a common plant in traditional Chinese medicine. For years, herbalists have turned to matrine as a natural remedy for a wide range of conditions, including liver diseases, cancer, and certain skin complications. The excitement about new uses sometimes glosses over the importance of keeping tabs on side effects, especially when borrowing remedies from folk traditions. It’s easy to forget that natural substances can pack quite a punch—both good and bad.
Stomach trouble pops up often in people experimenting with matrine. Nausea, vomiting, and diarrhea top the list. The digestive tract seems to have a rough time adjusting, as noted in several patient reports and animal studies. Some users even talk about appetite loss after taking supplements that contain this compound.
Research from clinical settings in China highlights that GI side effects usually start soon after dosing and tend to fade once the supplement is stopped. In rare cases, extended stomach and gut problems have driven patients to quit therapy altogether. Anyone who already has a sensitive digestive system might want to approach matrine with caution, as the risk of stomach pain and loose stools may be higher.
Reports from both lab experiments and human cases show that matrine can stress the liver. Elevated liver enzymes have caught doctors’ attention, signaling some degree of hepatic strain. In one group of liver cancer patients, high doses led to documented cases of jaundice and even liver inflammation.
The liver already juggles breaking down medications and other supplements, and piling on more work with unknown compounds ups the risk of toxicity. People who already deal with hepatitis or cirrhosis should talk to a doctor before even considering matrine.
Some folks using matrine supplements have described feeling unusually tired or even dizzy. Science backs up these experiences: animal studies suggest possible sedative effects on the nervous system. High doses might make it tough to drive or safely operate equipment. Herbalists sometimes praise matrine for its calming impact, but there’s a thin line between relaxation and disruptive drowsiness.
Allergies remain an unpredictable wildcard when introducing any herbal treatment. A handful of users have developed rashes or itchy skin after using matrine-based extracts. Although rare, serious allergic responses like swelling or difficulty breathing call for urgent medical attention. Just because a compound comes from a plant does not guarantee it’ll suit everyone’s immune system.
The bottom line: For all of matrine’s promising use, side effects remain a real concern. Some people might tolerate it well, but many will not. Researchers are still untangling the safe dosing window and possible risks, especially in Western clinical settings. Anyone seriously considering matrine should get a full check-up, chat with a knowledgeable doctor, and look for any early warning signs their body might send. Herbal remedies can help, but nothing makes up for solid medical guidance and regular lab monitoring.
- Chinese Journal of Integrative Medicine (2020): “Toxicity and Safety Evaluation of Matrine in Laboratory Settings”- PubMed: “A Review on Adverse Events Associated with Matrine”- FDA Dietary Supplement Advisory Bulletins
Matrine sits at the core of certain traditional Chinese remedies, especially those drawn from Sophora flavescens roots. People have harvested these plants for centuries, but the process of getting matrine out of tough, woody roots hasn’t always kept up with new demands for purity and safety. Every batch tells a story about the land it grows in, the weather that season, and, most of all, the choices people make to pull out just what’s needed—nothing more or less.
Farmers start out by drying the roots, sometimes just by spreading them under the sun, sometimes with careful heat to avoid cooking away the good stuff inside. Clean roots go through grinding and crushing, which increases the surface area, helping solvents soak out more matrine. The age-old process involved boiling roots in water or ethanol, depending on tradition. More refined setups in labs or manufacturers use ethanol under controlled temperatures, trying not to break down delicate molecules.
I’ve seen firsthand how different solvents change the taste, smell, and quality of the finished product. Use of ethanol keeps things safer for human consumption compared to industrial chemicals. A balance must be struck: stronger solvents pull out more, but also grab things that nobody wants in medicine or pesticides. Research from academic journals supports the idea that ethanol and water mixtures deliver strong yields while avoiding dangerous residues.
After soaking, the leftover mixture gets filtered—no one wants bits of root in their medicine. This is the step where companies face real pressure to get things right, since contamination or carelessness can turn a promising natural product into a health risk. Chemicals aren’t welcome in my home, so seeing a producer stick to natural solvents and filtering methods gains my trust faster than any guarantee on a label.
The filtered solution then concentrates down, sometimes with gentle heating, sometimes by evaporating the liquid under reduced pressure. Industry depends on rotary evaporators, equipment I’ve used in chemistry labs. These help pull solvent off without scorching the active ingredients. What’s left is a thick, resinous goop packed with alkaloids that includes matrine. This material often gets processed one step further through column chromatography, which uses a column filled with silica or resin and pushes the extract through, trapping unwanted coloring and impurities. Only the strong, bitter essence of matrine slides out the other end.
Companies that want their product to meet international standards test for purity, heavy metals, and pesticide traces. Having regulations and rampant testing protects the average person who just wants something safe to use. Graduated extraction methods and strict adherence to Good Manufacturing Practice (GMP) play a large role, but quality often begins with source materials and transparency throughout each stage.
I see future breakthroughs relying on greener solvents and even enzyme-assisted extraction, shrinking the environmental impact and costs for everyone involved. Academic papers report ultrasound-assisted extraction could help as well; farms could set up newer systems that save both time and energy. These tweaks help keep medicines cleaner, make environmental watchdogs satisfied, and, most importantly, avoid risking the health of people who seek relief through plant-based alkaloids like matrine.
Matrine, a natural alkaloid extracted from the Sophora flavescens plant, keeps turning up in conversations about sustainable agriculture, botanical pesticides, and alternative wellness. People often look for it because of its reputation for fighting insect pests and soil-borne plant diseases. Some research points toward possible antiviral, antibacterial, and anti-inflammatory effects. Scientists don’t stop studying it, but buyers, whether farmers or manufacturers, share a more practical question: where do you actually get it?
Some years back, hunting for something like matrine would have turned into a headache. But today, even smaller producers don’t need to look far. The global shift toward greener farming and rising interest in plant-based remedies means that matrine isn’t just a research chemical tucked away in labs anymore.
Several Chinese bioscience firms list matrine as a core offering, usually as a standardized powder or solution. These suppliers mostly sell to businesses, not to casual gardeners or individuals wanting a bottle for experimenting in the backyard. Alibaba and Global Sources host dozens of companies, but a quick message will often show you who actually has quality controls in order.
Agricultural distributors sometimes carry matrine-based pesticides already registered for use, usually alongside other plant-based compounds. One can often spot matrine products in stores that serve organic growers. For farmers, going through an authorized distributor not only brings in technical help, but ensures batch consistency. In some countries, matrine’s use in commercial crops needs the product to pass safety checks, including residue analysis, so buyers should ask for documentation before sealing any deals.
Scientists and R&D teams contact laboratory reagent companies. Sigma-Aldrich and ChemFaces, for example, stock matrine at different purity levels. These vendors are reputable, but prices often seem high compared to direct-from-factory quotes. Quality makes the difference. Certificates of analysis, lot traceability, and purity data aren’t just forms — they build trust, reduce lab risks, and help meet regulatory demands.
As for supplements, in many cases, matrine isn’t as easy to buy in finished pill or capsule form as ginseng or curcumin. National regulations play a big role. The FDA classifies anything with a “therapeutic” claim as a drug, not a supplement; sellers in America tiptoe around this. Retailers in China offer matrine capsules but not always in a way that international buyers trust.
Before trying matrine products, buyers should remember that quality matters and not all products are the same. Some unregistered online stores mix matrine with unknown fillers or label it as “pure” without proof. Risks grow bigger if one chooses cheap, untested sources. People I’ve met in agricultural circles say they prefer to buy only from known dealers with a reputation for transparency.
China leads the world ecosystem for matrine production. Most of the global supply comes from established extraction factories in provinces where Sophora flavescens grows well. Local endorsements, export permits, and testing keep the best suppliers ahead of fly-by-night sellers.
For anyone considering matrine, the safest bet is to contact suppliers with a clear track record—preferably with third-party lab test results available, and some kind of industry presence. Ask tough questions, request paperwork, and pay attention to customer reviews. It’s not just about getting the compound — it’s about trust in what’s inside the bag or bottle.
| Names | |
| Preferred IUPAC name | (7aS,13aR,13bS,13cR)-13a,13b,13c,14,15,16-hexahydro-2H,10H,11H-1,6-methanopyrido[1',2':1,2]azepino[4,5-b]quinolizin-10-one |
| Other names |
Sophocarpidine Ku-Shen alkaloid Sophaline Saphocarpidine |
| Pronunciation | /ˈmætrɪn/ |
| Identifiers | |
| CAS Number | 519-02-8 |
| Beilstein Reference | 35852 |
| ChEBI | CHEBI:6872 |
| ChEMBL | CHEMBL22534 |
| ChemSpider | 71229 |
| DrugBank | DB12915 |
| ECHA InfoCard | 03cfe4e6-0672-40b6-9aea-bb5c873e8f82 |
| EC Number | 613-326-5 |
| Gmelin Reference | 6974 |
| KEGG | C09716 |
| MeSH | D010103 |
| PubChem CID | 73065 |
| RTECS number | LQ8225000 |
| UNII | F90E07076R |
| UN number | UN2811 |
| CompTox Dashboard (EPA) | DTXSID5022322 |
| Properties | |
| Chemical formula | C15H24N2O |
| Molar mass | 248.35 g/mol |
| Appearance | White crystalline powder |
| Odor | Odorless |
| Density | 1.24 g/cm³ |
| Solubility in water | slightly soluble |
| log P | 0.46 |
| Vapor pressure | 1.16E-6 mmHg at 25°C |
| Acidity (pKa) | 7.7 |
| Basicity (pKb) | 2.84 |
| Magnetic susceptibility (χ) | -7.2e-6 |
| Refractive index (nD) | 1.613 |
| Dipole moment | 2.13 D |
| Thermochemistry | |
| Std molar entropy (S⦵298) | 259.3 J·mol⁻¹·K⁻¹ |
| Std enthalpy of formation (ΔfH⦵298) | -218.6 kJ/mol |
| Std enthalpy of combustion (ΔcH⦵298) | -5252 kJ/mol |
| Pharmacology | |
| ATC code | QP53AX30 |
| Hazards | |
| Main hazards | Harmful if swallowed. Causes skin irritation. Causes serious eye irritation. Toxic to aquatic life with long lasting effects. |
| GHS labelling | GHS07, GHS09 |
| Pictograms | GHS06,GHS09 |
| Signal word | Warning |
| Hazard statements | H302, H315, H319, H335 |
| Precautionary statements | P264, P270, P273, P280, P301+P312, P330, P391, P501 |
| Flash point | Flash point: 198.9°C |
| Autoignition temperature | 397°C |
| Lethal dose or concentration | LD₅₀ oral rat 580 mg/kg |
| LD50 (median dose) | LD50 (median dose): 113.5 mg/kg (mouse, intravenous) |
| NIOSH | RA1575000 |
| PEL (Permissible) | PEL: Not established |
| REL (Recommended) | 0.02 mg/m³ |
| IDLH (Immediate danger) | Not established |
| Related compounds | |
| Related compounds |
Sophoridine Oxymatrine Cytisine Anagyrine |
