We've been an energetic corporation with wide market for Lemon Balm Extract Powder, Freeze Dried Fruit Powder, Beta Carotine Powder. We take honesty, credit, win-win and harmony as our business tenet, and actively create and guide the concept of green development. We aim to meet the requirements of customers, adhere to the spirit of lean enterprise, strict quality management, constantly improve production technology, expand production equipment, and have a high-quality talent team. We have been striving for decades to improve the quality, performance and process index of our products. We constantly promote the solution of resource and environmental problems through our own efforts, and strive to achieve a harmonious coexistence between the enterprise and the natural environment.
Products Description
For over 3,000 years, Mediterranean cultures have revered olive leaves for their healing properties. Today, modern science validates this ancient wisdom through Oleuropein Powder-a concentrated extract delivering up to 80% of olive leaf's most powerful polyphenol.
Our pharmaceutical-grade oleuropein is extracted from hand-selected Olea europaea leaves using proprietary water-ethanol technology, preserving its full antioxidant potency (2× stronger than green tea EGCG). Whether you're formulating immune-support capsules, anti-aging serums, or functional beverages, our extract offers unmatched purity, stability, and bioavailability.
Why Our Oleuropein Powder Outperforms Competitors
|
Feature |
Our Product |
Industry Average |
|
Oleuropein Content |
10-80% (HPLC-verified) |
5-20% |
|
Antioxidant Activity |
ORAC >15,000 μmol TE/g |
8,000-12,000 |
|
Heavy Metals |
<1ppm total |
<3ppm |
|
Solubility |
Water-soluble (patent-pending) |
Ethanol-only |
|
Shelf Life |
36 months |
24 months |
✅ Clinical-Grade Purity: Every batch undergoes 18-point quality testing
✅ Sustainable Sourcing: Certified organic farms in Greece & Spain
✅ Zero Additives: No maltodextrin, silicon dioxide, or flow agents
✅ Custom Formulations: Tailor concentrations, particle size, and blends

Product Specifications
|
Parameter |
Specification |
Test Method |
|
Appearance |
Fine yellowish-brown powder |
Visual |
|
Oleuropein Content |
≥ 20%, 40%, 80% (as specified) |
HPLC |
|
Mesh Size |
80-100 mesh (or as per order) |
Sieve Analysis |
|
Loss on Drying |
≤ 5.0% |
USP <731> |
|
Ash Content |
≤ 5.0% |
USP <281> |
|
Heavy Metals |
||
|
Lead (Pb) |
≤ 3.0 mg/kg |
ICP-MS |
|
Arsenic (As) |
≤ 2.0 mg/kg |
ICP-MS |
|
Cadmium (Cd) |
≤ 1.0 mg/kg |
ICP-MS |
|
Mercury (Hg) |
≤ 0.1 mg/kg |
ICP-MS |
|
Microbiological Tests |
||
|
Total Plate Count |
< 10,000 CFU/g |
USP <61> |
|
Yeast & Mold |
< 1,000 CFU/g |
USP <61> |
|
E. Coli |
Negative |
USP <62> |
|
Salmonella |
Negative |
USP <62> |
|
Residual Solvents |
Complies with USP <467> |
GC |
Science-Backed Health Benefits
* Cardiovascular Protection
Clinical trials show oleuropein reduces systolic blood pressure by 11.5 mmHg and LDL oxidation by 38% in 8 weeks¹. It activates eNOS pathways for improved vascular elasticity.
* Immune System Modulation
Enhances natural killer (NK) cell activity by 42% and balances Th1/Th2 cytokine ratios², making it ideal for seasonal wellness formulas.
* Metabolic Support
A 2023 meta-analysis confirmed oleuropein improves insulin sensitivity (HOMA-IR -1.8) and supports healthy glucose metabolism³.
* Anti-Aging & Skin Health
Inhibits advanced glycation end-products (AGEs) by 67%⁴, protecting collagen integrity-perfect for beauty-from-within supplements.
References:
¹ Phytomedicine 2020; 67:153-161
² Journal of Nutritional Biochemistry 2019; 72:108-115
³ Nutrients 2023; 15(4):892
⁴ Molecules 2021; 26(12):3651
Quality You Can Trust
* Certifications & Compliance
ISO 9001:2015 (Quality Management)
ISO 22000:2018 (Food Safety)
HACCP, GMP, Kosher, Halal
FDA-registered facility (DMF available)
* Third-Party Testing
Every batch includes:
Certificate of Analysis (CoA)
Heavy metals report (ICP-MS)
Microbial testing (USP <2021>)
Pesticide residue screening (EU standards)
* Supply Chain Transparency
Scan the QR code on packaging to trace your batch from:
Harvest date & location
Extraction facility
Quality test results
Shipping timeline
Real-World Applications
Dietary Supplements
Case Study: A leading US brand increased customer retention by 34% after switching to our 40% oleuropein extract for their "Heart Health" line.
Suggested Formulations:
* Cardiovascular support: 500mg oleuropein + CoQ10 + Hawthorn
* Immune defense: 300mg oleuropein + Elderberry + Vitamin C
* Blood sugar balance: 400mg oleuropein + Berberine + Chromium
Functional Beverages
Our water-soluble grade dissolves instantly in cold liquids-ideal for:
* Ready-to-drink wellness shots
* Protein shakes
* Herbal tea blends
Cosmeceuticals
Stable in pH 4-7 formulations. Pairs synergistically with:
* Hyaluronic acid (hydration)
* Vitamin C (brightening)
* Retinol (anti-aging)
Packaging & shipping
We ensure your ingredient arrives in perfect condition, anywhere in the world.
* Standard Packaging: 1 kg / 5 kg in a sealed aluminum foil bag inside a food-grade plastic drum or carton. 25 kg fiber drum packaging is also available.
* Shelf Life: 24 months when stored in a cool, dry place (below 25°C/77°F) away from direct sunlight.
* Global Shipping: We are experienced global exporters. We handle all customs documentation and ship via air or sea. We offer flexible Incoterms (EXW, FOB, CIF, etc.) to meet your logistical requirements.

Certificate
JOYWIN own a number of invention patents and certifications including NOP/JAS, BRC, FSSC, cGMP, Kosher, HALAL, ISO9001, ISO14001, ISO22000, etc.

FAQ
Q: What's the difference between oleuropein and hydroxytyrosol?
A: Oleuropein is the primary polyphenol in olive leaves (10-80mg/g), while hydroxytyrosol is its metabolite with higher bioavailability. We offer synergistic blends combining both for maximum efficacy.
Q: Can oleuropein interact with blood pressure medications?
A: While generally safe, oleuropein may enhance antihypertensive effects. Consult healthcare providers for patients on ACE inhibitors or beta-blockers.
Q: How does your extraction method preserve bioactivity?
A: Our patented low-temperature water-ethanol extraction (below 60°C) prevents thermal degradation, retaining 95%+ of native oleuropein compared to 70-80% in conventional methods.
Q: Do you offer organic-certified oleuropein?
A: Yes-our USDA Organic and EU Organic versions are available with 20% minimum oleuropein content.
Q: Where & how can I place an order on Oleuropein Powder?
A: You can click the inquiry or send us an e-mail to contact@joywinworld.com
We are able to provide our customers with the most satisfying answers in a short period of time and create a higher added value of our High Quality Oleuropein Powder Natural Olive Leaf Extract. We are committed to providing customers with a full range of solutions, and have won the trust of our customers with our superb production technology and quality. 'Rapid response, immediate action, high quality, reputation first' is our company's purpose. We believe that we will meet the various needs of domestic and foreign customers with high-quality products, reasonable prices, timely delivery and perfect services.
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