Technical Data Sheet (TDS)
Silymarin
Product Name: Silymarin
Botanical Source: Silybum marianum (Milk Thistle)
CAS Number: 65666-07-1
Active Components: Silybin, Isosilybin, Silydianin, Silychristin
Grade: Food Grade / Pharmaceutical Grade
Appearance: Light yellow to brownish fine powder
1. Product Description
Silymarin is a flavonolignan complex extracted from the seeds of Silybum marianum (Milk Thistle). It is widely known for its liver-protective, antioxidant, and detoxification functions. Silymarin is commonly used in dietary supplements, pharmaceuticals, and functional foods.
2. Specifications
| Name of Index | Specification / Limit |
|---|
| Appearance | Light yellow to brown powder |
| Odor & Taste | Characteristic |
| Mesh Size | 80 mesh |
| Moisture | ≤5.0% |
| Ash | ≤3.0% |
| Assay (Silymarin, HPLC) | ≥80% (70% / 90% / 95% optional) |
| Heavy Metals | ≤20 ppm |
| Lead (Pb) | ≤2 ppm |
| Arsenic (As) | ≤1 ppm |
| Cadmium (Cd) | ≤1 ppm |
| Mercury (Hg) | ≤0.1 ppm |
| Total Plate Count | ≤1,000 CFU/g |
| Yeast & Mold | ≤100 CFU/g |
| E. coli | Negative |
| Salmonella | Negative |
3. Applications
Dietary Supplements: Capsules, tablets, liver-support formulas
Pharmaceutical Uses: Hepatoprotective agents
Functional Foods & Beverages: Detox and antioxidant formulations
Cosmetics: Anti-aging, antioxidant skincare products
4. Functional Benefits
Supports healthy liver function
Possesses strong antioxidant activity
Helps protect liver cells from toxins and free radicals
Promotes detoxification mechanisms
Supports digestive health
5. Packaging
25 kg fiber drum with double polyethylene inner bags
1 kg / 5 kg aluminum foil bags for small packaging
Customized packaging available upon request
6. Storage & Shelf Life
Store in a cool, dry, well-ventilated place
Protect from moisture, heat, and direct sunlight
Shelf life: 24 months in unopened original packaging
7. Safety & Handling
Non-toxic at recommended levels
Avoid inhalation of dust
Use gloves and mask during bulk handling
Refer to SDS for detailed safety instructions
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