Milk Thistle is a botanical extract whose active complex is known as silymarin. It is the most extensively studied herbal remedy for liver health. Silymarin acts as a powerful antioxidant and membrane stabilizer, preventing toxins from entering hepatocytes and stimulating ribosomal RNA polymerase to enhance liver cell regeneration. In the context of longevity, maintaining a pristine liver is critical for metabolic homeostasis, toxin clearance, and preventing non-alcoholic fatty liver disease (NAFLD).
Verdict
An excellent, highly targeted intervention for preserving liver function and combating metabolic aging.
HEALTHSPAN IMPACT
High Value
RISK LEVEL
Very Low
EVIDENCE GRADE
B
MONTHLY COST
$10 - $25
Protocol
- Take 150-300 mg of an extract standardized to 70-80% silymarin, 1-3 times daily, ideally with meals.
Flags
- May have a mild laxative effect at very high doses.
- Can interact with the CYP3A4 liver enzyme pathway, potentially altering the metabolism of certain prescription drugs.