Looking for a trusted Comfrey Leaf Powder manufacturer? Botanical Essence is your reliable partner for high-quality, natural plant extracts. Contact us at [email protected] for inquiries, bulk pricing, and technical support.
What Is Comfrey Leaf Powder?
Comfrey Leaf Powder (Symphytum officinale) is a potent herbal extract derived from the leaves of the comfrey plant, a member of the Boraginaceae family. Renowned in traditional medicine for its wound-healing, anti-inflammatory, and tissue-regenerative properties, comfrey has been used for centuries in herbal remedies.
Key Botanical Insights
- Source: Symphytum officinale (common comfrey), Symphytum asperum (prickly comfrey), or Symphytum x uplandicum (Russian comfrey).
- Active Compounds:
- Allantoin – Promotes cell proliferation and skin repair.
- Rosmarinic Acid – A powerful antioxidant and anti-inflammatory agent.
- Tannins – Astringent properties for wound care.
- Pyrrolizidine Alkaloids (PAs) – Present in trace amounts (higher in roots than leaves); carefully controlled in commercial extracts for safety.
- Processing: Harvested at optimal maturity, dried, and finely milled into a 100% pure, natural powder to preserve bioactive compounds.
Traditional & Modern Uses
Historically, comfrey was called "knitbone" due to its remarkable ability to accelerate bone and tissue healing. Today, it remains a staple in:
- Herbal medicine for bruises, sprains, and joint pain.
- Topical formulations (creams, ointments, poultices) for wound care.
- Dietary supplements (in controlled, PA-free extracts) for internal support.
⚠️ Note: Due to pyrrolizidine alkaloid (PA) content, internal use of raw comfrey is not recommended without professional guidance. Botanical Essence provides PA-tested, safe-for-use extracts compliant with international safety standards.
Comfrey Leaf Powder Specifications
| Parameter | Details |
|---|---|
| Product Name | Comfrey Leaf Powder / Comfrey Extract |
| Botanical Source | Symphytum officinale (Leaf) |
| Active Ingredients | Allantoin, Rosmarinic Acid, Tannins |
| Extraction Ratio | 10:1 (Custom ratios available) |
| Shikonin Content | 1%–30% (Optional, upon request) |
| Part Used | Leaf (Root extract available separately) |
| Appearance | Fine greenish-brown powder |
| Mesh Size | 80–120 mesh (Customizable) |
| Solubility | Partially soluble in water; fully soluble in ethanol |
| pH (1% Solution) | 5.0–7.0 |
| Moisture Content | ≤5% |
| Heavy Metals | Compliant with USP/EP standards |
| Microbiological | Total Plate Count <1,000 CFU/g; Yeast & Mold <100 CFU/g; E. coli & Salmonella negative |
| Sterilization | High-temperature treatment (Non-irradiated) |
| Shelf Life | 24 months (when stored in a cool, dry, sealed container) |
| Packaging | 25 kg paper drums with inner polyethylene lining (Custom packaging available) |
Comfrey Leaf Powder Benefits & Applications
🔹 Bone & Wound Healing
- Accelerates tissue regeneration due to allantoin, which stimulates cell growth.
- Historically used in WWII first-aid kits for rapid wound and fracture recovery.
- Supports collagen synthesis, aiding in skin and bone repair.
🔹 Muscle & Joint Support
- Clinically proven (2013 review) to reduce pain, inflammation, and swelling in:
- Degenerative arthritis
- Back myalgia
- Sports injuries (sprains, strains, contusions)
- Topical applications (creams, gels) provide localized relief for joint stiffness.
🔹 Skin Health & Anti-Aging
- Allantoin hydrates, exfoliates, and soothes skin, making it ideal for:
- Acne & eczema treatments
- Anti-aging serums (reduces fine lines & wrinkles)
- Post-surgical & burn care (promotes scar healing)
- Antioxidant properties neutralize free radicals, protecting skin from environmental damage.
🔹 Respiratory & Circulatory Support
- Shikonin-rich extracts (1%–30%) may:
- Promote blood circulation
- Regulate breathing (used in traditional remedies for bronchitis & pleuritis)
- Support cardiovascular health (historically used for angina)
🔹 Industrial & Cosmetic Applications
- Pharmaceuticals – Used in healing ointments, anti-inflammatory drugs.
- Cosmetics – Key ingredient in skin-repair creams, anti-aging products.
- Nutraceuticals – PA-free extracts for dietary supplements (under expert supervision).
- Veterinary Care – Applied in wound-healing sprays for animals.
Why Choose Botanical Essence’s Comfrey Leaf Powder?
✅ Premium Quality & Safety
- PA-Tested & Controlled – Ensures minimal pyrrolizidine alkaloid levels (below regulatory limits).
- DNA-Verified Authenticity – Guarantees 100% pure comfrey with no adulteration.
- Comprehensive Testing – Full COA (Certificate of Analysis) provided, including:
- Heavy metal testing (Pb, As, Hg, Cd)
- Pesticide residue analysis (EP/USP/CP compliant)
- Microbiological safety (pathogen-free)
- PAH (Polycyclic Aromatic Hydrocarbons) compliance (EP standard)
✅ Industry-Leading Certifications
- ISO 22000 (Food Safety Management)
- HACCP (Hazard Analysis Critical Control Points)
- KOSHER & HALAL Certified (Suitable for religious dietary requirements)
- FDA Registered (Compliant with U.S. food & supplement regulations)
- SC (Chinese Health Food Certification) – Approved for use in functional foods.
✅ Reliable Supply Chain & Customization
- Stable Inventory – In-stock & ready for immediate shipment.
- Flexible Specifications – Custom extraction ratios, shikonin levels, and particle sizes available.
- Bulk & Wholesale Options – Competitive pricing for manufacturers, distributors, and private-label brands.
- Private Labeling – OEM/ODM services for custom branding & packaging.
✅ Ethical & Sustainable Sourcing
- Wildcrafted & Organically Grown – Sourced from non-GMO, pesticide-free comfrey plants.
- Traceable Supply Chain – From farm to final product, ensuring transparency.
- Eco-Friendly Processing – No irradiation, minimal chemical intervention.
Storage & Handling Guidelines
To maintain maximum potency and shelf life:
✔ Store in a cool, dry place (below 25°C / 77°F).
✔ Keep in a sealed, airtight container (preferably with a desiccant).
✔ Avoid direct sunlight & moisture to prevent degradation.
✔ Use within 24 months for optimal efficacy.
Partner with Botanical Essence for Superior Comfrey Extracts
As a leading manufacturer and exporter of botanical extracts, Botanical Essence delivers:
✅ Consistent, high-purity Comfrey Leaf Powder for pharmaceutical, cosmetic, and nutraceutical industries.
✅ Technical support for formulation development & regulatory compliance.
✅ Fast, reliable logistics with global shipping capabilities.
Contact us today at [email protected] to discuss:
- Bulk pricing & MOQs
- Custom specifications
- Sample requests
- Private-label opportunities
Experience the healing power of comfrey with a supplier you can trust. 🌿




