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Quick Details

  • Type: Herbal Extract
  • Variety: Olive leaf
  • Form: Powder
  • Part: Leaf
  • Extraction Type: Solvent Extraction
  • Packaging: Drum, Plastic Container, as customer required
  • Place of Origin: Hunan, China (Mainland)
  • Grade: function food&medicine&beverage
  • Brand Name: Huamao
  • Model Number: oleuropein
  • OEM: YES
  • CAS NO: 32619-42-4
  • Appeaerance: Green or brown - yellow powder
  • Testing Method: HPLC
  • Specification: 10% 20% 40%60%
  • Sample: Free
  • Active Ingredient: Oleuropein, Hydroxytyrosol,Oleanolic Acid
  • Source: Olive leaf

Packaging & Delivery

Packaging Details 25kgs/drum, inner by double plastic bag.
Delivery Time within 3-5 working days after confirming the order

                            Wholesale alibaba olive leaf extract / oleuropein 25%

Product Description


Specifications of Oleuropein:


Source:Olive leaf

Country of origin: China

CAS No.: 32619-42-4

Molecular formula: C25H32O13

Molecular weight:540.51

Melting point:87~89°C

Appearance: Green or brown-yellow powder

Specification: 10%, 20%, 30%, 40%

Testing method: HPLC


Specification sheet of Oleuropein:





Active Ingredient

Oleuropein 20%

Plant Part Used



Brown-yellow powder



Extract Solvents

Ethanol & Water

Drying Method


Particle Size

100% through 80 mesh



Loss on Drying




Heavy Metals




Solvent Residue


Total Plate Count


Yeasts and Molds










 Oleuropeincan protect skin cells from UV damage, prevent ultraviolet radiation to the skin membrane lipid decomposition, promote protein for collagen fiber cells, reduce fiber cells for collagen enzyme secretion, block cell membrane resistance to hydrolysis reaction, thus highly protected fiber cells, natural protection against skin damage caused by oxidation, more protection from UV ultraviolet light, effectively maintain skin tender and elastic, can reach the effect of skin, delicate skin.


Function and applications:


1. Broad-spectrum antimicrobial activity: it has a good effect on the infectious and malignant micro-organisms. Olive leaf extract provides a battle with the microbes safe and effective treatment. The study also proved that the extract of the human body only attack pathogens and symbiotic intestinal bacteria harmless, which is its another advantage beyond the man-made antibiotic.

2. Strengthen the immune system: Some physicians have successfully used olive leaf extract medically unexplained illnesses, such as chronic fatigue syndrome and fibromyalgia treatment of patients. This may be the result of direct stimulation of the immune system.

3. Cardiovascular disease: olive leaf extract can reduce arterial discomfort caused by inadequate flow, reduce high blood pressure and inhibition of oxidation of cholesterol.


4. Can be used in the manufacture of treatment of viruses, bacteria, parasites and diseases caused by blood-sucking insects such as new drugs. For skin care products, the original protein can promote skin regeneration, but also from UV ultraviolet rays, keeping skin soft and flexible and effective. 


Product picture:


  Wholesale alibaba olive leaf extract / oleuropein 25%


Company Information

Yongzhou Huamao Biotechnology Co., Ltd. is a high-tech enterprise specialized and engaged in the R&D, production and sale of natural plant extract. Our company was established in June, 2009. Our factory is located in the picturesque scenery single river power station of Yongzhou county, Hunan province, with advantageous natural resources and abundant cheap electricity.


As a professional botanical extract supplier, we have perfect quality assurance system and implement strict quality control standards according to GMP requirements. Both technology center and quality management department are equipped with imported liquid UV detection and experimental instrument.


With a wide range, good quality, reasonable prices, our products are widely recognized and trusted by users and can meet continuously developing economic and social needs.

We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success!



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China (Mainland) | Manufacturer, Trading Company
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3 Transactions 230,000+
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Supplier's Trade Assurance Limit: US $54,000
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