The main component of milk thistle extract is silymarin 80%. The product is a brown powder made from the dried seeds of this plant and has a bitter taste. It is easily soluble in acetone, ethyl acetate, ethanol and methanol, not easily soluble in chloroform, and insoluble in water. Our silymarin is mainly used in the fields of cosmetics, health products and food additives. It has a variety of pharmacological activities and is an important pharmaceutical raw material.
Product Function
1. Protect the liver
Silymarin powder is the main active ingredient for liver protection, has regenerative function, stimulates the formation of new liver cells, and improves liver function.
2. Antioxidants
Its phenolic hydroxyl groups provide hydrogen atoms and have a powerful antioxidant effect.
3. Hangover
Milk thistle can effectively decompose the alcohol components entering the liver, assist liver cells to repair, promote the differentiation and proliferation of liver cells, and achieve the effect of hangover.
4. Lower blood lipids
Many blood lipid-lowering drugs clinically use milk thistle extract.
Certificate of Analysis
Item | Specification | Result | Method | |
Assay | Silymarin 80% | 80.10% | UV | |
Physical & Chemical Data | ||||
Appearance | Light Brown Yellow Fine Powder | Conforms | Organoleptic | |
Odor & Taste | Characteristic | Conforms | ||
Analytical Quality | ||||
Identification | Identical | Identical | TLC | |
Sieve | NLT 95% Through 80 mesh | Conforms | Conforms | Mesh Screen |
Extract Solvent | Ethanol & Water | Conforms | Conforms | |
Loss on Drying | ≤5.0% | 3.30% | 3.30% | CP2020 |
Ash | ≤5.0% | 3.56% | 3.56% | CP2020 |
Bulk Density | 0.30~0.70g/ml | Conforms | Conforms | CP2020 |
Pesticide Residue | ||||
BHC | ≤0.2ppm | Conforms | GC-MASS | |
DDT | ≤0.2ppm | Conforms | GC-MASS | |
PCNB | ≤0.1ppm | Conforms | GC-MASS | |
Total Heavy Metals | ≤10ppm | Conforms | Colorimetry | |
Arsenic(As) | ≤2ppm | Conforms | AAS | |
Lead(Pb) | ≤2ppm | Conforms | AAS | |
Mercury(Hg) | ≤0.1ppm | Conforms | AAS | |
Cadmium(Cd) | ≤1ppm | Conforms | AAS | |
Microbiological Tests | Irradiation | Non | ||
Total Plate Count | ≤1000cfu/g | ≤10000cfu/g | Conforms | CP2020 |
Yeast & Mold | ≤100cfu/g | ≤300cfu/g | Conforms | CP2020 |
E.Coli | Negative | Negative | Negative | CP2020 |
Salmonella | Negative | Negative | Negative | CP2020 |
Staphylococcus | Negative | Negative | Negative | CP2020 |
Conclusion | Conform with specification | |||
Product Application
1. Cosmetic: Anti-wrinkle
It keeps the collagen structure in the skin unchanged, thereby preventing the formation of wrinkles. Improves skin's smoothness, firmness, and reduces wrinkle depth. There is also a relationship with the saccharification of the skin, preventing the saccharification of the skin, thereby removing yellowness and brightening the skin.
2. Healthcare Product, Supplements
Silymarin 80% is the raw material of the most liver-protective health care products. The liver health benefits of milk thistle are mostly related to the fact that it contains silymarin, a powerful antioxidant and anti-inflammatory agent. Milk Thistle Liver Tonic is rich in silymarin, which helps the liver detoxify more efficiently.
Flow Chart

Storage and Stability
The product can usually be stored for 24 months if it is not opened and the temperature is below 15°C. Low temperature environment is more conducive to product storage. In addition to heat insulation, the product should also be light-proof, moisture-proof, anti-oxidation, etc. The product contains some chemical substances, which may deteriorate or damage the product under the light and humid environment.
Our Certificates
We have passed SC certificate, ISO9001, ISO22000, GMP, FSSC22000, HACCP, Halal, Kosher certificate, and FSPCA. We have gotten Rhdiola Rosea Extract Patent and Shiitake mushroom extract patent.

Why Choose Qyherb?
1. Experienced Natural Ingredients Manufacturer: 15 years of dedication to extracting active ingredients from natural herbal medicine plants; Focus on applying natural plant in food, dietary supplements, cosmetics, health products and other fields.
2. Advanced Equipment: 2 factories with 10000㎡; modern processing equipment (extraction, concentration, column layer, spray drying, CNC vacuum drying oven, etc.); GMP production workshop.
3. One-stop Product Solution Supplier: Provide a variety of product specifications. Not only raw materials, professional team also provides OEM service(development, production, processing and sales).
4. Reliable Quality Assurance: Independent laboratories and professional technicians; advanced testing equipment; complete product certificates (Halal/KOSHER/SC/ISO9001/ISO22000).

We are committed to providing the best product solutions. If you’d like to buy Silymarin 80%, please contact us at info@dnbiology.com. Products in various specifications, or customized according to customer needs.
For all products purchased in our company, we must have certain quality assurance. We will do our best to provide customers with the best quality service, no matter in pre-sale, in-sale or after-sale, as long as you need, we will definitely be there.
Why choose us?
- We prioritize customer relationships and communication to ensure satisfaction.
- We strive to meet and even surpass our customers' needs, and become long-term, win-win partners with our customers.
- We work closely with our customers to ensure timely delivery and exceptional service.
- We have established a good corporate image by virtue of high-quality products and preferential prices at production terminals.
- Our Herbal Extract products are backed by scientific research and evidence-based practices.
- All products are designed and produced with high-end and sophisticated equipment, which provides a reliable guarantee for the performance of the products.
- We believe in offering personalized service to every customer.
- Our company is a company integrating R&D, design, manufacturing, technical service, and marketing. Since its establishment, the company has been guided by the international market. With our strong scientific research capabilities and unremitting pursuit of high quality, the professionally designed and manufactured Silymarin 80% products are sold well in many overseas countries and have received much praise.
- Our company is a Chinese factory that specializes in producing high-quality Herbal Extract products.
- With high quality Silymarin 80%, reasonable prices and timely after-sales service, our company is deeply trusted by our customers.
Hot Tags: silymarin 80%, China silymarin 80% suppliers, manufacturers, factory, Ginkgo Biloba Powder, Green Coffee Bean Extract Powder, Ganoderma Mushroom Extract, Beta Carotene Powder, Stevioside Powder, Kudzu Root Extract Puerarin 98











