Sample: Available 20g
Appearance: Brown yellow powder
Delivery: within 3 days after payment
Certifications: ISO, HACCP, HALAL, KOSHER
Foil bag: 1-10kg; Drum: 20,25kg
- Product Description
Oat Straw Extract Powder - Premium Botanical Ingredient for Health & Wellness Formulations
Xi'an Linnas Biotech Co., Ltd. manufactures Oat Straw Extract Powder through advanced solvent extraction and spray-drying technology, delivering concentrated ratios from 10:1 to 50:1. In contrast to raw ground herb, our extract ensures batch-to-batch uniformity and improved bioavailability by standardizing bioactive components such as flavonoids, saponins, and silica derivatives. Our production facility's ISO 9001, HACCP, HALAL, and KOSHER certifications ensure contamination-free processing, addressing important industry concerns about microbiological hazards and heavy metals. Samples (20g) are available in brown-yellow fine powder form and ship in three days, facilitating quick formulation development for dietary supplements, functional drinks, and cosmetic applications aimed at skin nourishing, stress reduction, and cognitive support.
Why Pick Our Powdered Oat Straw Extract?
Compared to whole herb powders, our extraction method provides greater efficacy by concentrating the medicinal ingredients from Avena sativa stems and leaves. Inert fiber material is eliminated while heat-sensitive phytonutrients are preserved by the carefully regulated extraction ratios.
Because of this, the extract is perfect for liquid supplement formulations, tablet pressing, and capsule filling. Every batch will have consistent dosage and predictable efficacy.
Strict GMP regulations govern the operation of our sophisticated production processes. Throughout production, automated quality control systems keep an eye on microbiological restrictions, moisture content, and particle size distribution.

Product Specifications
|
Parameter |
Details |
|
Specification |
10:1, 20:1, 30:1, 50:1 Extract Ratio |
|
Appearance |
Brown Yellow Fine Powder |
|
Particle Size |
95% Pass 80 Mesh |
|
Moisture Content |
≤5% |
|
Ash Content |
≤5% |
|
Heavy Metals |
≤10ppm |
|
Sample Availability |
20g Free Sample |
|
Delivery Time |
Within 3 Days After Payment |
|
Certifications |
ISO 9001, HACCP, HALAL, KOSHER |
Application Solutions for All Sectors
Supplemental Nutraceuticals
Our extract is included by formulators into formulations for sleep support, stress reduction, and cognitive wellness. Large serving quantities are not necessary because the concentrated bioactives promote nervous system homeostasis and mental clarity.
Functional Drinks
When mixed with the right solubilizers, our fine Oat Straw Extract Powder dissolves easily into liquid matrices. You can create health shots with clean label appeal, adaptogenic drinks, and soothing teas.
Raw Materials for Cosmetics
Moisture retention and skin barrier restoration are supported by the silica and flavonoid profile. For high-end skincare lines, use it in anti-aging serums, calming creams, and scalp nutrition treatments.

Quality Assurance and Adherence
HPLC, ICP-MS, and UV spectroscopy are used to thoroughly examine each production batch in order to confirm the levels of active compounds and the absence of impurities. The origin of raw materials is tracked to final packaging via our traceability system.
We keep thorough records in order to comply with international regulations. Every shipment comes with a Certificate of Analysis, allergies declarations, and reports on residual solvent.
Our certificates facilitate seamless customs clearance in markets in North America, Europe, the Middle East, and Asia-Pacific. Ingredients that satisfy both functional performance and legal criteria are provided to you.
Customization Services for OEM and ODM
Beyond supplying raw materials, Linnas offers complete manufacturing support. Our technical staff helps create customized botanical compounds, blend unique ratios, and produce formulations.
From 1 kg foil bags to 25 kg fiber drums, we provide a variety of packaging choices. Custom labeling, unique grinding requirements, and third-party testing coordination are examples of private label services.
Our agile manufacturing system adjusts to your project schedule and financial constraints, regardless of whether you require tiny test batches or large-scale production runs.
Delivery & Packaging
Typical Packaging:
- 1–10 kg: Zip-sealed, triple-layered aluminum foil bag
- Fiber drum with multilayer polyethylene lining, 20 kg/25 kg
Every packing material has a food-grade certification. Depending on your needs, we offer neutral packaging or personalized branding.
Delivery within 5-7 business days worldwide is guaranteed with DHL/FedEx express shipping. Bulk orders are shipped by sea freight with full support for export documents.

Frequently Asked Questions
Q: What distinguishes whole oat straw powder from extract powder?
A: There is very little bioactive fiber and about 95% inert fiber in the whole powder. By concentrating medicinal ingredients ten to fifty times while eliminating bulk material, our extract provides observable efficacy at lower dosages.
Q: Does this product dissolve in water for use in beverages?
A: The solubility of standard extraction grades is restricted. For functional drink formulations, we produce specific water-dispersible versions with natural solubilizing carriers. To discuss your particular application needs, get in touch with us.
Q: What is the best way to store things?
A: Keep out of direct sunlight and store in sealed containers in cold, dry settings (<25°C). Because of the powder's hygroscopic qualities, moisture control keeps the active component stable and avoids caking.
Q: Are third-party test results and COA available?
A: Each batch is accompanied with a comprehensive Certificate of Analysis, microbial testing, heavy metal screening, and pesticide residue studies. For the purpose of confirming regulatory compliance, we keep complete records.
Q: What is the minimum order quantity that you accept?
A: Orders ranging from 1 kg for research to multi-ton contracts for commercial production are accepted. Both new and established manufacturers can benefit from flexible MOQ.
Contact Us
Ready to enhance your formulation with premium Oat Straw Extract Powder?Email: cathy@linnas.com.cn
Request your free 20g sample today and experience the Linnas quality difference.









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