Milk Thistle Extract, derived from the seeds of Silybum marianum, is a highly potent botanical active standardized for its main component, Silymarin, a powerful complex of flavonolignans. In skincare, it provides exceptional benefits by offering superior photoprotective defense against UV and environmental damage, exhibiting strong anti-inflammatory and soothing properties, and delivering robust, multi-pathway antioxidant action. It is a premium, clinical-grade ingredient for advanced anti-aging, sensitive, and sun-damage repair formulations.
| INCI Name | Silybum Marianum (Milk Thistle) Extract |
|---|---|
| CAS No. | 84604-20-6 |
| Origin | Extracted from Milk Thistle Seeds |
| Appearance | Brownish yellow to yellow-brown powder |
| Active Ingredient | Silymarin ≥ 80% (customizable) |
| Odor | Mild plant-like odor |
| Solubility | Soluble in ethanol and propylene glycol; slightly soluble in water |
| Recommended Usage | 0.1% – 2% (depending on formulation) |
In the prestige skincare market, the most significant threat to a brand’s reputation is the efficacy gap between marketing claims and clinical reality. Formulators are increasingly struggling to combat “inflamm-aging”—the persistent, low-grade cellular inflammation triggered by environmental exposure that leads to premature loss of skin integrity. Generic botanical extracts provide surface-level calming, but they fail to address the underlying oxidative stress that accelerates structural damage. Our Standardized Milk Thistle Extract (standardized to 80% Silymarin) is the professional-grade solution for this challenge. We provide a pharmaceutical-level bioactive that acts as an “internal shield,” effectively mitigating the cascade of UV and pollution-induced cellular damage that traditional sunscreens alone cannot address.
Advanced Photoprotective Defense: Scientifically validated to significantly reduce UV-induced cellular DNA damage and oxidative markers, effectively mitigating the pathways of photo-aging and chronic inflammation.
Master-Level Inflammatory Modulation: High-purity Silymarin actively inhibits the NF-κB signaling pathway, providing superior relief from redness, erythema, and the reactivity associated with compromised, sensitive, or post-procedural skin.
Structural Lipid-Membrane Preservation: Enhances cellular membrane integrity, actively neutralizing Reactive Oxygen Species (ROS) that threaten the structural protein network (collagen/elastin).
High-Purity Bioavailability: Standardization to 80% total Silymarin ensures consistent, reproducible therapeutic performance at low dosage levels (0.2% – 1.5%), allowing formulators to design high-performance, elegant serums and creams.
| Parameter | Specification |
| Active Marker | Standardized to 80% Total Silymarin |
| Physical Form | High-Purity Powder / Soluble Extract |
| Solubility | Oil / Glycol / Solvent-soluble |
| Recommended Dosage | 0.2% – 1.5% |
| pH Stability | 4.0 – 7.0 |
| Shelf Life | 24 Months |
| Storage | Cool, dark, dry place, protected from oxidation |
Accelerate your development pipeline with these strategically optimized pairings designed to deliver market-leading, high-protection results:
The “Total Environmental Shield” Serum: Combine with Ferulic Acid and Vitamin E. This is the definitive broad-spectrum antioxidant trio; Milk Thistle Extract targets intracellular lipid-membrane protection, while Ferulic Acid and Vitamin E stabilize the system, creating a multi-layer defense against urban pollutants and UV radiation.
The “Clinical Repair” Recovery Balm: Pair with Panthenol and Ceramides. This synergy is unmatched for sensitized or post-procedural skin; the Milk Thistle Extract provides the intensive inflammatory “shut-down,” while the Panthenol and Ceramides reinforce the barrier structure for accelerated recovery.
The “Adaptive Vitality” Day Cream: Integrate with Stable Vitamin C (Ascorbyl Glucoside). By utilizing Milk Thistle as an antioxidant “booster,” you defend the skin against internal oxidative damage, while the Vitamin C works on surface-level brightening and pigment prevention, creating a powerful “prevent-and-correct” day regimen.
Our production standards reflect the precision required by global dermatological brands, ensuring total supply chain confidence:
ISO 9001
ISO 22000
COSMOS
HALAL
IQNET
Our comprehensive technical dossier—including TDS, MSDS, and COA—is available to support your regulatory and safety assessment requirements.
True innovation requires moving beyond basic plant-derived ingredients toward standardized, clinical-grade bioactives that offer measurable cellular-level protection. Stop settling for variable-grade extracts that compromise your formulation’s performance. Integrate the standardized reliability of our 80% Milk Thistle Extract into your next-generation high-potency skincare line.
Contact our technical advisory team to secure your professional evaluation samples and gain immediate, priority access to our full library of technical validation reports and stability testing data.
Request your technical dossier and premium-grade, high-purity samples today to initiate the next generation of high-potency, cellular-level skin protection.
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