Extracted from mature milk thistle seeds, this high-purity silymarin powder features stable potency, excellent safety, and strong antioxidant performance.
It is widely used by supplement factories, functional food brands, and health product manufacturers worldwide.
Yaokun Bio provides stable factory-direct bulk supply, full batch testing, and complete certification support.
What Is 80% Standardized Silymarin?

Finished milk thistle supplement capsules made from standardized 80% silymarin milk thistle extract bulk powder, natural herbal liver care product.
Silymarin is the core active complex of milk thistle seeds.
It contains silybin, isosilybin, silychristin and silydianin, providing comprehensive liver protection effects.
- Total silymarin ≥80% (UV tested)
- Silybin ≥30% (HPLC tested)
- Stable potency in every batch
- No filler, no crude residue
- Meets international herbal pharmacopoeia standards
Production & Extraction Process
We adopt advanced low-temperature extraction and supercritical purification technology to ensure premium quality:
- Hand-selected mature milk thistle seeds
- Low-temperature ethanol extraction (protects active ingredients)
- Multi-stage impurity filtration
- Supercritical CO₂ refining
- Sterile spray drying
- Dual UV & HPLC batch testing
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Protects and Repairs Liver Cells
Stabilizes liver cell membranes, blocks toxin damage, and accelerates liver metabolism.
Ideal for formulas targeting alcohol damage, greasy diet burden, and daily liver detox.
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Boosts Liver Regeneration
High-purity silybin promotes protein synthesis, supporting mild liver damage repair.
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Strong Natural Antioxidant
Neutralizes free radicals, reduces oxidative stress, and improves sub-health conditions.
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Improves Metabolic Balance
Supports healthy lipid metabolism and maintains long-term liver wellness.

Real-life daily taking scene of milk thistle capsules, showing the mainstream application of standardized 80% silymarin extract in oral dietary supplements.
Main Application Fields
Dietary Supplements
Liver detox capsules, liver repair tablets, post-alcohol recovery formulas, multi-antioxidant supplements.
Functional Food & Beverage
Herbal detox tea, antioxidant solid drinks, fortified health beverages.
Functional Skincare (Oral Beauty)
Internal detox and anti-aging oral powder formulations.
Compound Herbal Blends
Compatible with turmeric, artichoke, dandelion and other plant extracts for multi-effect liver care blends.
Product Specifications (Global Export Standard)
| Brand | Specification |
|---|---|
| Brand | Yaokun (曜坤) |
| Product Name | Milk Thistle Seed Extract |
| Active Ingredient | Silymarin |
| Assay Standard | 80% Silymarin (UV), 30% Silybin (HPLC) |
| Raw Source | Silybum marianum seeds |
| Origin | Shaanxi, China |
| Grade | Food Grade / Nutraceutical Grade |
| Appearance | Light Yellow Fine Powder |
| Extraction Method | Ethanol Extraction + CO₂ Supercritical Purification |
| Solvent Residue | Undetectable |
| Heavy Metal | Meets global food safety standards |
| Microbial Status | Safe, no harmful bacteria |
| GMO / Allergen | Non-GMO, Gluten-Free, Vegan |
| Shelf Life | 24 Months |
| Storage | Cool dry place, sealed, avoid sunlight |
| Package | 1kg aluminum foil bag, 25kg fiber drum |
| Certifications | GMP, ISO22000, HALAL, KOSHER |
Advantages of Yaokun 80% Silymarin Powder
Stable standard potency — every batch reaches exact 80% silymarin content
Global compliance — meets EU and FDA food-grade requirements
Good fluidity & compatibility — perfect for capsules, tablets and powder blends
Full document support — COA, test reports, certification files provided
Factory direct price — no middleman, stable bulk inventory
FAQ
Q1: What is 80% silymarin milk thistle extract used for?
A1: It is a high-standard liver-protection botanical raw material for dietary supplements, detox foods, and antioxidant functional formulations.
Q2: Why choose 80% standardized silymarin over regular milk thistle powder?
A2: 80% silymarin has fixed high activity, stable efficacy, and higher bioavailability. It is the only commercial grade accepted for formal health product manufacturing.
Q3: Is 80% silymarin safe for long-term use in formulas?
A3: Yes. It is natural, non-toxic, residue-free, and fully food-grade safe for long-term health product addition.
Q4: Do you support bulk orders and sample testing?
A4: Yes. We support small trial orders and large-scale bulk wholesale with professional technical guidance.
Contact Us for Bulk Wholesale
For stable supply, factory price quotation and technical support, please contact us:
WhatsApp: +86 18209222526