Xi'an DN Biology Co., Ltd. is a professional manufacturer of Passionflower Extract Powder, the purity is high, extracted from Passiflora incarnata L. . Our product has a consistent 10:1 concentration ratio with vitexin content from 1-10% as confirmed by UV spectrophotometry. We assure a constant supply and high quality with a processing capacity up to 3,000 tons per year and 4 extraction containers (6 m³). Our extract is screened through 80 mesh, contains ≤5% moisture content and is ISO 9001, GMP, HACCP, Kosher and Halal certified. The stock is 100 tons therefore delivery will be swift and will be made within 7-15 days.
The product is a concentrated botanical extract from the aerial sections of the passionflower plant.
This standardized extract, in contrast to raw plant materials, ensures reproducible amounts of the active flavonoids, vitexin and isovitexin.
We use sophisticated solvent technology in our extraction procedure to concentrate the medicinal ingredients. This takes away the seasonal changes of strength you would see in raw herbs. The outcome? An ingredient that is trustworthy and meets regulatory requirements for dietary supplements and functional foods.
The powder form provides great flowability for your industrial processes. Whatever you need to do with it, whether filling capsules, pressing tablets or making beverage blends, our extract will slide right into your production line.
| Parameter | Specification |
|---|---|
| Appearance | Brown Yellow Fine Powder |
| Active Ingredient | Vitexin 10% |
| Extraction Ratio | 10:1 (TLC) |
| Mesh Size | 80 mesh |
| Testing Method | UV |
| Loss on Drying | ≤5% |
| Heavy Metals | ≤10ppm |
| Microbial Count | Total plate count ≤1000cfu/g |
| Solubility | Soluble in water |
| MOQ | 1kg |
| Packaging | 25kg/Drum |
Source of Natural Plant
Our passionflower is from selected cultivation bases with traceability throughout the chain. Each batch is traceable to its source, offering you complete insight into the path your component has taken.
Deep integration with planting partners assures consistent raw material quality. You won’t suffer the supply problems that are frequent with wild-harvested botanicals.
Extraction Technology Standardization
Our facility is equipped with high end analytical tools like HPLC, GC, TLC, UV-Vis spectrophotometers. These tools ensure that each batch fulfills the vitexin content you set.
The extraction process is equipped with 3 integrated concentration systems with the abilities of stratification, decolorization and vacuum drying. This multi-step process removes undesirable chemicals, while maintaining beneficial flavonoids.
The spray drying process transforms liquid extracts into fine powder with good flow characteristics. It combines readily with other ingredients, your production staff will love it.
All Quality Control
“We test extensively at various stages of production. Heavy metal screening to ensure levels are <=10ppm. Microbial testing reveals total plate counts are below 1000cfu/g.
Our independent laboratory performs identification verification by TLC and UV. Third party testing is available for further validation for regulatory filings.
Loss on drying is less than 5% to safeguard your product from moisture degradation. The strict standard prolongs shelf life and assures potency during storage.
Certifications You Can Depend On
Our production plant is ISO 9001, ISO 22000, GMP, FSSC 22000, HACCP, Halal and Kosher certified. These are not only decorative wall hangings, they are a statement of our devotion to quality processes.
FDA-compliant production techniques make importing your items a seamless experience through customs. We know the documentation requirements in different markets and give full COAs.
Free pre-shipment samples so you can see the quality before you place a big order. Use our Passionflower Extract Powder in your compositions with no risk.
Flexible Supply Solutions
We ship your purchases swiftly, as we have 100 tons in stock. In stock items will be shipped within 7 days of payment confirmation. Custom Extraction Orders 7-15 Days Turnaround
Do you need a certain % of vitexin? Our OEM/ODM services can modify extracts according to your formula needs. Minimum order amounts of only 1kg for testing batches.
DDP shipping options make international logistics simple. We take care of the complications so you can focus on developing and promoting your products.

Supplements
Your customers looking for natural relaxation support will love this substance. The flavonoid profile helps with healthy sleep patterns and promotes calm feelings in stressful situations.
“The compatibility of the powder with other botanicals is valued by formulators.” “Combine it with magnesium, L-theanine, or valerian for complete stress-management products.”
Functional Food & Beverages
It is water soluble making it perfect for use in ready-to-mix powder blends. Create relaxing teas, relaxation shots or nighttime wellness drinks.
Its brown-yellow colour is in line with the aesthetics of herbal drinks. Light herbal scent won’t clash with other substances in your composition.
Uses in Cosmetics
Primarily found in supplements, however some formulators are investigating topical treatments. Vitexin’s antioxidant activity is looking very promising in skin-care studies.
Always test for stability when adding the product to new delivery systems. Our technical team is always on hand to give application support to help your product development.
Anti-Inflammation Support
The bioactives serve to reduce signs of systemic inflammation. It is good for clients who are concerned about joint comfort, skin health and metabolic wellbeing.
You can market on the natural plant origin as customers are increasingly looking for botanical alternatives to synthetic chemicals.

Heavy Metal Testing
Each batch of manufacture is tested for lead, arsenic, cadmium and mercury. Our specification of ≤10ppm guarantees compliance with California Prop 65 and EU legislation, offering consumer protection.
We keep complete test records for audit purposes. If regulatory bodies ask for documentation, we submit full batch reports.
Control of Microbial
Our GMP certified factory has comprehensive environmental monitoring. Air filtering systems and sanitation routines are in place to prevent contamination during processing.
Total plate count specification of ≤1000cfu/g, keeping your finished products stable throughout their shelf-life. Yeast, mould, and pathogen testing gives extra safety assurance.
Allergen Control
Passionflower extract has no common allergies such as gluten, dairy and nuts. Our facility has allergy management systems in place to prevent cross-contact.
Kosher and Halal certifications ensure that products comply with the dietary regulations of their respective religions. It widens your possible customer base over several markets.

Store your goods in a cool, dry place away from direct light. Proper storage maintains the vitexin content and extends the usable shelf life.
Store in well closed containers to exclude moisture. Botanical powders are hygroscopic, and hence clump up when exposed to dampness.
Best if used within 24 months of manufacture date for best efficacy. Date coding on each drum helps you to perform adequate inventory rotation.
Q: What makes your product different from competitors?
A: Our extract combines standardized vitexin content (verified by UV testing) with comprehensive certifications including ISO 9001, GMP, and HACCP. The 10:1 concentration ratio provides consistent potency you can't achieve with raw herbs. Plus, our large stock capacity (up to 100 tons) ensures you never face supply interruptions.
Q: Can you customize the vitexin percentage for specific formulations?
A: Absolutely. Our OEM/ODM services adjust extraction parameters to meet your target specifications, typically ranging from 1-10% vitexin. Minimum order quantities for custom extracts start at reasonable levels. Contact our technical team to discuss your formulation needs.
Q: How does your extract support relaxation and sleep?
A: The flavonoid compounds, particularly vitexin, interact with GABA-A receptors to promote calming effects. This makes it valuable for stress management formulations and evening wellness products. We provide scientific literature to support your product claims within regulatory guidelines.
Q: What quality documentation do you provide with each order?
A: Every shipment includes a Certificate of Analysis (COA) with complete testing results—identity verification, vitexin content, heavy metals, microbial counts, and physical parameters. We also supply specification sheets, allergen statements, and certification copies for your regulatory files.
Q: What's your return policy if there's a quality issue?
A: We support returns or exchanges for quality-related issues within 15 days of receipt. Our technical team provides application guidance to help you successfully incorporate the extract into your formulations. Customer satisfaction drives our service philosophy.

Contact us at Info@dnbiology.com for Passionflower Extract Powder to request samples, discuss custom formulations, or place your order.