What is Milk Thistle Extract/Silymarin/Silibinin (INN)?
Milk thistle is a common name for Silybum marianum, a flowering plant in the Asteraceae family. It also has many other common names, including Marian thistle, Mary thistle, Saint Mary's thistle and Scotch thistle. Milk thistle originates from Southern Europe, although it is now found in temperate regions throughout the world.
Basic Information | |||
Product Name | Milk Thistle Silymarin | ||
Latin Name | Silybum Marianum(L.) |
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Used Part | Seed | ||
Appearance |
Light Yellow Powder |
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Odor &Taste | Characteristic | ||
Test Method |
UV/HPLC |
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Active Ingredient |
Silymarin 50% Silibinins 35% |
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Silymarin | CAS NO. | 65666-07-1 | |
Molecular Formula | C25H22O10 | ||
Molecular Weight | 482.436 | ||
Structure | ![]() |
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Silibinin |
CAS NO. | 22888-70-6 | |
Molecular Formula | C25H22O10 | ||
Molecular Weight | 482.436 | ||
Structure | ![]() |
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Physical Characteristics | |||
Sieve Analysis | NLT 100% pass 80 mesh | ||
Loss on Drying | ≤4.0% | ||
Ash Content | ≤2.0% | ||
Residual Solvents | |||
Ethanol | ≤5000ppm | ||
Total Heavy Metals | ≤10ppm | ||
Pesticide Residues | ≤1ppm | ||
Microbiological Assay |
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Total Plate Count | 5000cfu/g | ||
Total Yeast & Mold | 500cfu/g | ||
E.Coli | Negative | ||
Salmonella | Negative | ||
Staphylococcus | Negative | ||
Function | |||
1.Silymarin powder can protect the liver by promoting the growth of new li 2. Milk thistle extract is an antioxidant or free radical scavenger; 3. Milk thistle extract Silymarin will promote the secretion of bile and inflammation; 4. Milk thistle extract powder prevent the damage of alcohol,chemical toxin and heavy metals. |
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Store in cool & dry place.Keep away from strong light and heat. |
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Shelf life |
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24 months when properly stored. |