Description
Product Overview
Mullein Leaf Extract (Verbascum thapsus) is a respiratory-support botanical extract standardized to 10% flavonoids (by UV), derived from the leaves of Verbascum thapsus (Scrophulariaceae). Mullein has a long traditional history for soothing respiratory passages and supporting lung comfort. Our bulk mullein extract is GMP-produced, ideal for respiratory health capsules, tablets and herbal formulas.
Botanical Profile
- Botanical Name: Verbascum thapsus
- Part Used: Leaf
- Standardization: Flavonoids 10% (UV)
- Source: GMP-certified extraction facility, Xi’an, China
Product Specifications & Quality Standard
| Parameter | Specification |
|---|---|
| Active Ingredient | Flavonoids 10% (UV) |
| Appearance | Green to yellowish-green fine powder |
| Part Used | Leaf |
| Mesh Size | 80 mesh (95% pass) |
| Loss on Drying | ≤ 6.0% |
| Heavy Metals | Pb ≤ 2ppm, As ≤ 2ppm, Cd ≤ 1ppm, Hg ≤ 0.1ppm |
| Microbiology | Total plate count ≤ 1000 CFU/g, E.coli/Salmonella negative |
| Solubility | Partially soluble in water |
| Storage | Cool dry place, 24 months shelf life |
Physical Characteristics
Appearance: Green to yellowish-green fine powder (see specification table above). Fine free-flowing powder, 80 mesh, suitable for direct encapsulation and tableting.
Key Benefits
- Supports respiratory comfort and clear airways
- Traditional demulcent for throat and lung soothing
- Antioxidant flavonoids support tissue health
- Supports healthy inflammatory response
- Traditional herbal expectorant support
- Gentle, well-tolerated botanical
Main Applications
Respiratory health capsules and tablets; throat comfort lozenges; herbal tea blends; seasonal wellness formulas.
Recommended Usage
Typical dosage: 300-600 mg per day (10% flavonoid extract).
Why Choose Our Bulk Mullein Leaf Extract
- GMP-certified production with ISO 9001 quality system
- HPLC/UV verified active content, batch-to-batch consistency
- Full COA, MSDS and third-party heavy metal testing per batch
- HALAL, KOSHER and organic certifications available
- Flexible MOQ with global export experience to 50+ countries
- OEM/ODM support: capsules, tablets, powder sachets and custom blends
Packaging & Storage
- Packaging: 25kg/drum, double PE bags inside, aluminum foil vacuum bag optional
- Storage: Store in cool, dry, well-ventilated place away from direct sunlight
- Shelf Life: 24 months under proper storage
FAQ About Wholesale Mullein Leaf Extract
Q: What is the specification?
10% flavonoids by UV; leaves of Verbascum thapsus.
Q: What part is used?
Dried leaves.
Q: Is it water soluble?
Partially soluble; fine for capsules and tablets.
Q: Do you provide COA?
Yes, per-batch COA with assay and full tests.
Q: Can it be used in teas?
Yes, often blended into respiratory herbal teas.
Q: What is the MOQ?
25kg per drum; samples available.
Inquiry & Cooperation
As a professional botanical extract manufacturer with 20 years of export experience, we supply high-quality Mullein Leaf Extract at competitive bulk prices. Contact our sales team for spec sheets, COA samples and quotations.


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