BOTANICALS
Milk thistle (extract, 80% silymarin)
Milk thistle extract, rich in silymarin, supports healthy liver function.
Also known as: silymarin, Silybum marianum, Milk thistle extract
At a glance
- Form
- Milk thistle extract · 80% silymarin
- Category
- Botanicals
- In an apiece formula
- 300 mg a day (you can change it)
- Studied for
- Gut & digestion*
Who should be careful
Our safety rules leave milk thistle out of a formula, or keep the amount lower, with:
Medicines and supplements
- Chemotherapy or targeted cancer pills
- Radiation therapy
- Cancer immunotherapy
Health conditions
- Breast cancer or another estrogen-sensitive cancer
- Endometriosis, adenomyosis or fibroids
Life stage
- Pregnancy
- Breastfeeding
- Trying to conceive
Always check with your doctor or pharmacist before adding a supplement if you take medication, are pregnant or nursing, or have a health condition.
Questions
How much milk thistle a day?
apiece formulas usually include 300 mg a day.
What is milk thistle used for?
Milk thistle extract, rich in silymarin, supports healthy liver function. In apiece it is part of formulas for Gut & digestion.*
Who should be careful with milk thistle?
apiece’s safety rules leave it out or limit it with: Chemotherapy or targeted cancer pills; Radiation therapy; Cancer immunotherapy; Breast cancer or another estrogen-sensitive cancer; Endometriosis, adenomyosis or fibroids; Pregnancy; Breastfeeding; Trying to conceive. Check with your doctor or pharmacist if any apply to you.
Can I get milk thistle in a personalized supplement?
Yes. apiece builds one daily blend around your goals and, if you have them, your lab results. Milk thistle can be part of it at the amount listed, with every ingredient shown and never more than 10 capsules a day.
*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. This page is general information, not medical advice. Check with your doctor or pharmacist before starting a supplement, especially if you take medication, are pregnant or nursing, or have a health condition. Updated 2026-10-21.