Active Pharmaceutical Ingredients
Rosmarinic Acid Introduction
As a water-soluble food antioxidant, rosmarinic acid can be used in animal and vegetable fats, dairy products, oil-rich foods,confectionery and baked goods to replace tert-butyl hydroxyanisole and tert-butyl p-cresol. It is also used as a spice for various soups and seasoning foods to improve taste. Protect the color of the beverage, and have bactericidal and antibacterial properties. 100% natural anti-oxidant widely used in food industry. Its antioxidant performance is stronger than VE.
Rosmarinic Acid Data Sheets
| Analysis | Description | Test Method |
| Appearance | Brown powder | Visual |
| Odor | Characteristic | Organoleptic |
| Identification | Conform with reference sample | Organoleptic |
| Mesh Size | 100% pass 80 mesh | 80mesh screen |
| Moisture Content | ≤ 1.0% | GB5009.3-2016 |
| Heavy Metals | ≤ 10 ppm | GB 5009.3 |
| Arsenic (As) | ≤ 1.5 ppm | GB 5009.4 |
| Lead (Pb) | ≤ 2 ppm | GB 5009.11 |
| Cadmium（Cd） | ≤1ppm | GB 5009.12 |
| Mercury （Hg） | ≤1ppm | GB 5009.17 |
| Total Plate Count | ≤10000 cfu/g | GB 5009.15 |
| Yeast and Mold | ≤100 cfu/g | GB 5009.3 |
| Escherichia Coli | < 10cfu/g | GB 5009.4 |
| Salmonella/25g | Absent | GB 5009.11 |
| Effective constituent | Rosmarinic acid≥30% | HPLC |
Rosmarinic Acid Function
1. Rosmarinic acid is an important component in rosemary extract. It has a strong antioxidant activity, and its antioxidant activity is stronger than vitamin E, caffeic acid, chlorogenic acid, folic acid, etc.
4. Rosmarinic acid inhibits acute and chronic infections, is resistant to ultraviolet rays and inhibits elastin degradation.
2, it can effectively remove the environmental pollution of reactive oxygen species, inhibit the formation of melanin, with excellent whitening and moisturizing effect. Rosmarinic acid also has a strong anti-inflammatory activity, which can protect the skin, strengthen the skin, promote blood circulation, and promote skin function.
3. It also has antibacterial, antiviral and anti-tumor effects.
Product Application
1. Rosmarinic acid has a variety of biological activities such as antioxidant, anti-inflammatory and antibacterial.
2. It is widely used in medicine, health care products and cosmetics.
3. Rosmarinic acid has been studied in the field of medicine for the treatment of inflammation, rheumatism and skin diseases.
4. In the food industry, rosmarinic acid can be used as a natural food preservative. 
Why Choose us?
Sost biotech is a manufacturer of Rosmarinic Acid 30% Rosemary Extract, the main categories include plant extracts, Chinese herbal powder, biochemical raw materials, natural extracted raw materials.
1.We have SC factory system, with HALAL, kosher,HACCP, ISO9001,ISO22000 certificates and other complete strength factories.
2.All of our ingredients meet strict quality and food safety standards, and surpass industry standards for purity and cleanliness.
3.Factory direct delivery, can be commodity inspection, have better customs clearance capacity
Packing & Shipping
What We Can Do?
Product Data Sheets
| Analysis | Description | Test Method |
| Appearance | Brown powder | Visual |
| Odor | Characteristic | Organoleptic |
| Identification | Conform with reference sample | Organoleptic |
| Mesh Size | 100% pass 80 mesh | 80mesh screen |
| Moisture Content | ≤ 1.0% | GB5009.3-2016 |
| Heavy Metals | ≤ 10 ppm | GB 5009.3 |
| Arsenic (As) | ≤ 1.5 ppm | GB 5009.4 |
| Lead (Pb) | ≤ 2 ppm | GB 5009.11 |
| Cadmium（Cd） | ≤1ppm | GB 5009.12 |
| Mercury （Hg） | ≤1ppm | GB 5009.17 |
| Total Plate Count | ≤10000 cfu/g | GB 5009.15 |
| Yeast and Mold | ≤100 cfu/g | GB 5009.3 |
| Escherichia Coli | < 10cfu/g | GB 5009.4 |
| Salmonella/25g | Absent | GB 5009.11 |
| Effective constituent | Rosmarinic acid≥30% | HPLC |