Milk Thistle
Silybum marianum
Milk Thistle is an herb in the Asteraceae family.
Last reviewed August 3, 2026
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What is Milk Thistle?
Tall thistle with distinctive white-veined leaves and purple flower heads; seeds are the medicinal part.
Origin: Mediterranean
Growing Notes: Full sun, tolerant of poor soil, can self-seed aggressively — contain if grown at home.
What is Milk Thistle traditionally used for?
Traditionally used to support liver function and general digestive wellness.
How is Milk Thistle prepared?
Crush 1 tsp seed before simmering, covered, 10-15 min, for better extraction.
Dosage: Decoction: 1 tsp crushed seed per cup.
Is Milk Thistle safe to use?
Generally recognized as safe in culinary/traditional tea amounts. Consult a healthcare provider before use during pregnancy or nursing, before giving to children, or if taking prescription medication.
This is educational information, not medical advice. See our full Disclaimer before use.
What else is Milk Thistle called?
- Our Lady's Thistle (Europe)
Recipes Featuring Milk Thistle
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Used in rituals & traditions
The symbolic and spiritual side of Milk Thistle is kept in the Cauldron:
- Planetary & elemental correspondence
- Folklore & spiritual associations