Milk Thistle Extract (Silybum Marianum Seed Extract)
Milk Thistle Extract (Silybum Marianum Seed Extract)
Certified quality standards on request:
Available
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Estimated delivery time: 23-JUL-2026 - 27-JUL-2026
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Ingredients (1223/2009) Cosmetics Regulation
Ingredients (1223/2009) Cosmetics Regulation
All variants have cosmetic compliance:
- Variant with Pentylene Glycol: Aqua (Water), Pentylene Glycol, Milk Thistle Extract (Silybum Marianum Seed Extract)
Composition (FDA): Water (A (>50 %)), Extract (B (25-50 %)), Glycol (C (10-25 %)) - Variant with Propylene Glycol: Aqua (Water), Propylene Glycol, Milk Thistle Extract (Silybum Marianum Seed Extract)
Composition (FDA): Water (B (25-50 %)), Glycol (B (25-50 %)), Extract (B (25-50 %)) - Variant with glycerin: Glycerin, Milk Thistle Extract (Silybum Marianum Seed Extract)
Composition (FDA): Glycol (A (>50 %)), extract (B (25-50 %)) - Variant with jojoba oil: Simmondsia Chinensis (Jojoba) Seed Oil, Milk Thistle Extract (Silybum Marianum Seed Extract)
Composition (FDA): Oil (A (>50 %)), Extract (B (25-50 %)) - Variant with squalane: Squalane, Milk Thistle Extract (Silybum Marianum Seed Extract)
Composition (FDA): oil (A (>50 %)), extract (B (25-50 %)) - Variant with sunflower oil: Helianthus Annuus (Sunflower) Seed Oil, Milk Thistle Extract (Silybum Marianum Seed Extract)
Composition (FDA): Oil (A (>50 %)), Extract (B (25-50 %)) - Variant as powder extract: Milk Thistle Extract (Silybum Marianum Seed Extract), maltodextrin
Composition (FDA): extract (A (>50 %)), maltodextrin (C (10-25 %))
Composition (1169/2011) Food Regulation
Composition (1169/2011) Food Regulation
Variants with propylene glycol, glycerine, sunflower oil or as powder extract have food compliance:
- Variant with propylene glycol: water, humectant: propylene glycol, Milk Thistle Extract (Silybum Marianum Seed Extract)
- Variant with glycerine: Humectant: Glycerine (vegetable), Milk Thistle Extract (Silybum Marianum Seed Extract)
- Variant with sunflower oil: Sunflower oil, Milk Thistle Extract (Silybum Marianum Seed Extract)
- Variant as powder extract: Milk Thistle Extract (Silybum Marianum Seed Extract)
Technical documentation
Technical documentation
TDS, SDS and CDS available after login
Compliance
Compliance
Variants with glycerine, sunflower oil or as a powder extract can be obtained with COSMOS, Natrue and/or EU Organic Regulation (Regulation (EU) 2018/848) or USDA Organic compliance on request. Please use our industry inquiry form.
CAS number
CAS number
84604-20-6
Use
Use
This product can be used in a variety of ways in the cosmetics and food industries.
Recommended application concentration
Recommended application concentration
2-5 %
Packaging
Packaging
Milk Thistle Extract (Silybum Marianum Seed Extract): plastic containers.
Organoleptics
Organoleptics
Visual evaluation: Clear liquid, partly slight turbidity
Color evaluation: Amber to light brown
Origin
Origin
Europe and the rest of the world. Organic goods are preferred. Please note that this product contains organic ingredients that cannot be tested for biodegradability. Such ingredients were therefore not taken into account in the assessment.
Chemical-physical properties
Chemical-physical properties
pH: 3,9-7,2
Density: 1.03-1.06
Refractometry: 1.28-1.43
Analyzes
Analyzes
This is provided by dynamic characteristics and may not fully correspond to your language or regulatory space:
Analysis [s], [a]:
Name: Milk Thistle Extract (Silybum Marianum Seed Extract)
Analysis date:
Batch: 60749; (EC) No. 1223/2009
Supplier: CONIUNCTA
Preservative
Preservative
glycol-based
Microbiology
Microbiology
Total number of aerobic mesophilic bacteria / g / Method: ISO 21149:2022-08: < 10; Total number of yeasts and molds / g / Method: ISO 16212:2022-08: < 10; Total number of aerobic mesophilic microorganisms (bacteria + yeasts + molds) / g / Method: ISO 17516:2014-10: < 10; Unspecified microorganisms (also includes gram-negative bacteria such as Pluralibacter gergoviae and Burkholderia cepacia) / g / Method: ISO 18415:2022-08: not detectable; Specified microorganisms (Pseud. aeruginosa, E.coli, Staph. aureus, Candida albicans) / g / Method: ISO 18415:2022-08: not detectable
Durability
Durability
Store in a dry place between 10 and 30°C in the originally sealed container: 24 months.
Flash point
Flash point
> 100 °C
Shipping information
Shipping information
The product will be sent to you depending on your customer status.
Disclaimer
Disclaimer
It cannot be ruled out that a color change may occur during storage and depending on the temperature. If cloudiness or precipitation occurs, the product would need to be filtered. This does not affect the quality of the product. This is a raw material intended for use in the manufacture of cosmetics and/or food. The images shown here are for illustrative purposes only and are to be considered as approximate. The products are guaranteed to meet the specifications listed on their label, packaging and/or certificate of analysis at the time of shipment or for the expressly stated period. CONIUNCTA® disclaims all express or implied warranties, including but not limited to implied warranties of merchantability or fitness for a particular purpose, with respect to our products or related information. The customer is solely responsible for determining the suitability of CONIUNCTA® products for their own applications, uses and processes, including ensuring that there is no infringement of third party intellectual property rights. CONIUNCTA® shall not be liable for incidental, consequential, indirect, exemplary or special damages of any kind arising from the use or failure of the products. All sales are subject to CONIUNCTA®'s complete terms and conditions of sale. Prices are subject to change without notice and CONIUNCTA® reserves the right to change or discontinue products without notice.
FAQ
FAQ
Please read our FAQ.
Milk thistle extract (INCI: Silybum Marianum Seed Extract, CAS 84604-20-6) is a plant-based liquid extract from the fruits of the milk thistle (Silybum marianum). The primary marker is the flavonoid complex silymarin (silybin, silydianin, silychristin). CONIUNCTA supplies the raw material for the cosmetics and food industries.
Production
The extract is obtained using AVE technology (Adaptive Vacuum Extraction) and manufactured in Germany (Made in Germany). It is available in three carrier variants: glycerin, propylene glycol and pentylene glycol. Regardless of the variant, the extract content is around 30 percent. One kilogram of CONIUNCTA extract contains the hydrophilic components of about 35 grams of dried or around 220 grams of fresh plant parts.
Specification
- INCI: Silybum Marianum Seed Extract
- CAS: 84604-20-6
- Appearance: clear liquid, sometimes slightly cloudy, colour amber to light brown
- Solubility: good in water
- Carrier variants: glycerin, propylene glycol or pentylene glycol; glycol-based preservation
- Origin: Europe and worldwide, certified organic material is preferred
- Vegan: yes
- Shelf life: 24 months when stored dry between 10 and 30 °C in the original sealed container
Use in cosmetics
All variants are suitable for cosmetic formulations. The recommended use concentration is 2 to 5 percent. The water-soluble extract can be incorporated into the water phase and is free of essential oils and therefore free of declarable fragrance allergens. Typical fields of use are astringent, pore-refining and balancing formulations as well as regenerating care and formulations for mature skin.
Use in food
For food applications, the glycerin variant is intended. The ingredient is declared as glycerin. The dosage depends on the target formulation.
Frequently asked questions
What is milk thistle extract?
Milk thistle extract is a liquid extract from the fruits of Silybum marianum. Its characteristic constituent is the flavonoid complex silymarin.
What is silymarin?
Silymarin is the eponymous flavonoid complex of the milk thistle and is composed of silybin, silydianin and silychristin, among others. It is the primary marker of this extract.
Is the extract liquid or a dry extract?
CONIUNCTA supplies milk thistle as a liquid extract, a clear, amber to light brown liquid. A dry extract is not part of the range.
Which carrier variants are available?
The extract is available with glycerin, propylene glycol or pentylene glycol as the carrier. All variants are suitable for cosmetics, and the glycerin variant for food.
Is milk thistle extract vegan and where is it manufactured?
The extract is vegan and manufactured in Germany. The technical data sheet (TDS), safety data sheet (SDS) and certificate of analysis (CoA) are available after login, as are prices and volume tiers.
Primary Marker: Silymarin (silybin A + silybin B)





