What Is Cepharanthine Powder?

Cepharanthine powder is a highly purified bisbenzylisoquinoline alkaloid extracted from Stephania cepharantha Hayata, a medicinal plant traditionally used in East Asian herbal medicine. As a naturally occurring bioactive compound, cepharanthine has gained significant attention in modern pharmacology and nutraceutical research due to its immunomodulatory, antiviral, anti-inflammatory, and anticancer properties.

Recent studies suggest that cepharanthine may also stimulate the reticuloendothelial system, enhancing immune response and supporting hematopoiesis. Its multifaceted pharmacological effects make it a valuable ingredient for pharmaceutical formulations, dietary supplements, and functional health products.


Product Specifications & Quality Assurance

At Botanical Essence, we provide high-purity cepharanthine powder manufactured under strict GMP and ISO-certified standards to ensure consistency, potency, and safety. Below is a typical Certificate of Analysis (COA) for our premium-grade cepharanthine:

ParameterSpecificationTest Result
AppearanceLight Yellow to White PowderConforms
IdentificationPositive (HPLC)Positive
Purity (HPLC)≥98.0%99.26%
Loss on Drying≤5.0%0.36%
Ash Content≤2.0%0.09%
Heavy Metals≤10 ppmConforms
Arsenic (As)≤1 ppmConforms
Total Plate Count≤1,000 CFU/gConforms
Yeast & Mold≤100 CFU/gConforms
E. coliNegativeConforms
SalmonellaNegativeConforms

Our cepharanthine powder undergoes rigorous third-party testing to verify purity, microbial safety, and heavy metal compliance, ensuring it meets USP, EP, and JP pharmacopeia standards for global regulatory acceptance.


Pharmacological & Therapeutic Benefits of Cepharanthine

1. Anti-Inflammatory & Immune-Modulating Effects

Cepharanthine demonstrates broad-spectrum anti-inflammatory activity by suppressing pro-inflammatory cytokines, including IL-6, IL-1β, and TNF-α. Clinical and preclinical studies confirm its efficacy in:

  • Alleviating acute lung injury and infectious shock in animal models.
  • Improving oral inflammatory conditions such as stomatitis and oral lichen planus (20 mg/day oral administration for 4+ weeks).
  • Managing chronic inflammatory disorders, including rheumatism, arthritis, lumbago, nephritis, edema, and dysentery.

As an immunomodulator, cepharanthine helps regulate T-cell activation and NF-κB, MAPK, and PI3K/Akt/mTOR signaling pathways, making it a potential therapeutic agent for autoimmune diseases and allergies.

2. Antiviral & Antimicrobial Properties

Cepharanthine exhibits potent antiviral activity against multiple pathogens, including:

  • HIV-1 – Inhibits replication in U1 monocytic cells.
  • HTLV-1 – Suppresses proliferation in infected cell lines.
  • Hepatitis B Virus (HBV) – Reduces replication and HBeAg antigen production.
  • SARS-CoV-2 – Blocks viral entry and replication, reducing infectivity.
  • Other viruses – Shows efficacy against influenza, herpes simplex, and enteroviruses.

Its mechanism of action involves disrupting viral membrane fusion and modulating host immune responses, making it a promising candidate for antiviral drug development.

3. Antioxidant & Cytoprotective Effects

Cepharanthine neutralizes oxidative stress by:

  • Inhibiting lipid peroxidation and nitric oxide (NO) production.
  • Reducing cyclooxygenase (COX) expression and pro-inflammatory cytokine release.
  • Protecting against ischemia-reperfusion-induced organ damage (e.g., acute lung injury in rat models).

4. Anticancer & Chemotherapy Support

Cepharanthine has been extensively studied for its anticancer properties, including:

  • Inducing apoptosis in tumor cells (leukemia, lung cancer, liver cancer).
  • Arresting cell cycle progression in malignant cells.
  • Enhancing chemotherapy efficacy while reducing side effects (e.g., leukopenia).

Clinical & Preclinical Synergistic Effects:

  • Combined with 5-FU (30 mg/kg): Enhances anti-Lewis lung cancer activity, prevents metastasis, and reduces 5-FU toxicity while improving efficacy.
  • Combined with FT-207 (5.0–10 mg/kg): Increases 5-FU concentration in tumor tissues (via selective accumulation), reducing systemic toxicity and improving Sarcoma-180 inhibition.

5. Hematopoietic & Leukopenia Prevention

Cepharanthine is widely recognized for its leukocyte-boosting effects, making it a safe and effective adjunct therapy for:

  • Preventing radiotherapy-induced leukopenia (neutropenia).
  • Stimulating peripheral blood leukocyte and platelet production.
  • Supporting bone marrow recovery in chemotherapy patients.

6. Dermatological & Hair Growth Applications

Emerging research highlights cepharanthine’s role in:

  • Preventing hair loss by protecting aminoglycoside-induced hair cell death.
  • Stimulating hair follicle proliferation and delaying keratinization in cultured cells.
  • Treating skin disorders (e.g., eczema, psoriasis) due to its anti-inflammatory and antiparasitic properties.

7. Additional Therapeutic Potential

  • Antiparasitic activity – Effective against certain protozoan infections.
  • Bone protection – Inhibits osteoclast-mediated bone resorption.
  • Radiosensitizing effects – Enhances the efficacy of radiation therapy in cancer treatment.

Industrial Applications of Cepharanthine Powder

Pharmaceutical Industry

  • Antiviral & Immunomodulatory Drugs – Used in HIV, HBV, and COVID-19 research formulations.
  • Cancer Adjuvant Therapy – Combined with chemotherapeutic agents to enhance efficacy and reduce side effects.
  • Anti-Inflammatory Medications – Incorporated into topical and oral treatments for chronic inflammation.

Nutraceutical & Dietary Supplements

  • Immune Support Formulas – Added to capsules, tablets, and functional beverages for leukocyte enhancement.
  • Antioxidant & Anti-Aging Products – Used in wellness supplements for cellular protection.
  • Hair & Skin Health Supplements – Promotes hair growth and skin repair in cosmeceutical applications.

Veterinary & Research Applications

  • Animal Health Formulations – Supports immune function in livestock and pets.
  • Laboratory Research – Used in in vitro and in vivo studies for drug development and mechanistic research.

Technical & Formulation Considerations

Physical & Chemical Properties

PropertyDetails
Molecular FormulaC₃₇H₃₈N₂O₆
Molecular Weight606.7 g/mol
SolubilitySoluble in DMSO, ethanol, and methanol; slightly soluble in water
StabilityStable under normal storage conditions (cool, dry, protected from light)
pH Range5.0–7.0 (1% solution)

Recommended Dosage & Usage

  • Oral Administration: 10–30 mg/day (clinical studies).
  • Topical Applications: 0.1–1% in formulations.
  • Research Use: Varies by study (typically 1–10 mg/kg in animal models).

Storage & Handling

  • Store in a tightly sealed container at 2–8°C (refrigerated).
  • Protect from moisture, heat, and direct sunlight.
  • Shelf Life: 24 months (under proper storage conditions).

Packaging Options

  • 1 kg, 5 kg, 10 kg (aluminum foil bags or fiber drums).
  • Custom packaging available for bulk orders.

Regulatory & Compliance

  • Non-GMO, gluten-free, and allergen-free.
  • Complies with FDA, EU, and JP pharmacopeia standards.
  • Available with COA, MSDS, and third-party testing reports.

Why Choose Botanical Essence for Cepharanthine Powder?

As a leading supplier of high-purity botanical extracts, Botanical Essence offers:

Premium Quality≥98% purity, tested for heavy metals, microbes, and solvents.
Consistent SupplyStable inventory with fast global shipping.
Custom FormulationsTailored particle size, purity levels, and packaging to meet your needs.
Technical SupportExpert guidance on formulation, dosage, and regulatory compliance.
Competitive PricingBulk discounts for wholesale, OEM, and private-label clients.


Contact Us for Bulk Orders & Inquiries

For wholesale pricing, samples, or technical specifications, contact our expert team today:

📧 Email: [email protected]
🌍 Global Shipping Available – Fast delivery to North America, Europe, Asia, and beyond.

Botanical Essence – Your trusted partner in high-quality cepharanthine powder and botanical extracts.

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