Is Life Extension Milk Thistle safe while breastfeeding?

Grade A. 3 Safe, 0 Caution, 0 Avoid. No major safety flags.

Clarity Product Analysis

Life Extension

Milk Thistle

Name: Milk Thistle
Brand: Life Extension

All clear3 of 8 ingredients checked · 3 safe · 0 caution · 0 avoid

All checked ingredients rated Safe

3Checked

AGrade

3Safe

0Flagged

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Full ingredient analysis

Ingredient	Verdict	Evidence	Notes
Isosilybin A and Isosilybin B	Not in DB
Milk Thistle extract	Safe	Gold	Cycle: Phase1; Phase2
Rice Flour	Safe	Silver	Safe. Arsenic in rice does not significantly concentrate in breast milk.
Silibinins	Not in DB
Silica	Safe	Gold
Silymarin	Not in DB
Vegetable Cellulose	Not in DB
Vegetable Stearate	Not in DB

See all 8 ingredients analyzed. Free, instant access.

According to the Clarity Ingredient Safety Database by Health AI. 3 of 8 ingredients verified against 1,595 evidence-graded entries. Last verified: April 2026. Database version 4.2. Check this product live →

What this means

All checked ingredients in this product are rated Safe.

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1,595 ingredients. 20+ safety dimensions. Evidence-graded.

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Product analysis by Clarity (Health AI). Based on published evidence for breastfeeding, pregnancy, and general safety. Not medical advice. Formulations may change; verify current ingredients on the label.

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