Rosemary Leaf Extract

Rosemary Leaf Extract is extracted from Rosmarinus Officinalis L. by ethanol and water
Latin Name: Rosmarinus Officinalis L.
Type: Herbal Extract
Form: Powder
Part used: Leaf
Packaging: Drum
Place of Origin: Hunan, China (Mainland)
Grade: Food Grade
Appearance: Fine brown yellow powder
Shelf Life: 2 years
Application: Supplements, Health food
Carnosic acid:
  • Carnosic acid

  • World-way

Natural antioxidants Rosemary Extract in food industry


          World-way Biotech Inc. is one of the main manufacturers of rosemary extract in China, and has a leading position in the terminal application of rosemary extract. We work with university experts for a long time in solving problems regard to full dissolution, smell and color in oil-water mixed solution to significantly improve the shelf life of foods containing both oil and water as well as maintain the original taste of food. In addition, we have extensive experience and data accumulation in terminal products applications, such as market-proven natural compounding antioxidant solutions, export experience in more than 60 countries and regions, to help you move your project forward quickly and efficiently.

Product Name Rosemary Extract
Appearance Brown yellow fine powder
Botanical Source Rosmarinus officinalis L.
Active ingredient Carnosic Acid, Carnosol, Rosmarinic acid, Ursolic acid and oleanolic acid
Used Part Rosemary leaf
Solvent Used Ethanol
Solubility soluble in ethanol
Main Functions Natural Antioxidants in food

25% Carnosic acid by HPLC;

25% Rosmarinic acid by HPLC;

5%-50% Ursolic acid by HPLC;


Appearance Beige to brown fine powder GB 5492
Odor & taste Characteristic GB 5492
Bulk Density 40 - 60 g/100mL GB 18798.5
Identification Complies to standard HPTLC
Particle size 95% through 200 µm CP2015
Loss on Drying ≤5.0% CP2015
Total Ashes ≤5.0% CP2015
Chemical Tests
Rosmarinic acid ≥20.0% HPLC
Lead ≤3.0 ppm CP2015
Arsenic ≤1.0 ppm CP2015
Cadmium ≤1.0 ppm CP2015
Mercury ≤0.1 ppm CP2015
4PAH Benzo(a)pyrene ≤ 10.0 ppb
     4PAH ≤ 50.0 ppb
Solvent Residue Complies to EP current edition CP2015
Pesticides Residues Complies to EP and EU regulation n° 396/2005 GC & LC-MS/MS
Microbiological Tests
Total Plate Count ≤10,000 cfu/g CP2015
Yeast & Mold ≤100 cfu/g CP2015
Enterobacteriacea ≤100 cfu/g CP2015
E.Coli Absent/g CP2015
Salmonella Absent/25g CP2015



1. Apply in food field;
2. Apply in pharmaceuticals and health care field;
3. Apply in cosmetic field


2.Antidepressant effect
3.Inhibitory effect
4.Anti-inflammatory effects
5.Antiviral activity
6.Anticancer anti-tumor effect
7.Anti-allergic effects
9.Antithrombotic antiplatelet effect
10.Antidepressant effect
11.UV radiation effect


● We provide customized specifications.
● We have professional QC team to ensure your product more better.
● Profession SOP from starting raw material to final product.
● Have the strict inspection during the processing.
● Make the 100% inspection before the shipments.

Passed the ISO9001 quality system authentication and FSSC 22000 authentication and Kosher and Halal.
● We are an innovation and dependable herbal extract manufacturer, with:
● Two factories with first class product lines, yearly production about 2000tons;
● A professional research team, supported by center of analysis service of Hunan Agricultural University, advanced analysis equipments to ensure the quality of all products and the capacity of developing new products.
● More than 20-year experience in international business, we are confident in our capability to provide quality products and best services to our customers, to make our clients’ work more easily.

All products have to go through 4 checks in the whole process:
1. Raw material inspection
2. In processing inspection
3. Final inspection
4. Outgoing inspection


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Product Inquiry

  • Q Do you manufacture all natural products?

    A Yes, we manufacture products with no artificial ingredients.
  • Q Can I have a sample ?

    A Sure, 20g-50g free sample is available for your testing.
  • Q Do you have a guarantee on your products?

    A We guarantee the goods produced is same as the samples confirmed by you, and strictly tested every item comply with CHP, EP or USP before shipping.
  • Q What is your delivery?

    A Normally the delivery is 7-10 working days
  • Q What do you produce?

    A We produce standardized herbal extract to ratio extract, such as Pesticide Free Ginseng Extract, Cocoa Polyphenols, Apple Phloridzin, Sweet Tea Extract, Resveratrol From Giant Knotweed Extract, Sorghum Extract, Dong Quai Extract, Milk Thistle Extract, Red Clover Extract, Echinacea Purpurea Extract, Magnolia Bark Extract etc
We look forward to working with you to develop cost effective products and long term relationships with mutual benefit.

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 Room 1706,1st Building Of Wankuntu, Changsha 410014, Hunan, China.
 +86-13974944225
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