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Puritan's Pride Milk Thistle Extract supplement bottle
Puritan's Pride

Milk Thistle Extract Review

What We Researched
1 active ingredient analyzed · 6 inactive ingredients decoded · 6 brand certifications checked · Page generated: Sep 2026
100
Product Score Excellent
89
Brand Score Good

Two independent scores — the product and the brand behind it, never blended into one number. See our methodology.

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Milk Thistle Seed Extract (as Silymarin) 250 mg †
Bioavailability Excellent

Absorption Rating

  • Milk Thistle Seed Extract (as Silymarin) Good
Other Ingredients Excellent

Fillers & Additives

  • Soybean Oil
  • Maltodextrin
  • Gelatin
  • Glycerin
  • Paprika
  • Soy Lecithin
Efficacy Excellent

Dosage Analysis

  • Milk Thistle Seed Extract (as Silymarin) 250 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
Milk Thistle Seed Extract (as Silymarin) 250 mg †

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Soybean Oil Safe

Dissolves fat-soluble ingredients. Contains soy allergen.

Maltodextrin Generally_safe

Helps carry and stabilize active ingredients. Provides bulk.

Gelatin Safe

Forms the capsule shell that holds the supplement contents.

Glycerin Safe

Retains moisture and helps dissolve ingredients in softgels and liquids.

Paprika Safe

It is added to provide a red or orange color.

Soy Lecithin Safe

Helps blend oil and water-based ingredients. Common allergen.

Brand Trust Report
Puritan's Pride

Founded 1973 · Oakdale, NY, United States · 902 products · puritan.com

Certifications

6 certifications
Nsf Gmp Source available Primary evidence
Fda Gmp Inspections Source available Primary evidence
Gluten Free Gfco Source available Primary evidence
Non Gmo Project Source available Primary evidence
Usda Organic Source available Primary evidence
Vegan Certified Source available Primary evidence

Transparency

4 claims
Third Party Testing Claim — Claimed Evidence available Evidence
In House Testing — Verified Evidence available Evidence
Contains Proprietary Blend — True Brand claim; evidence unavailable

Violation History

1 incident
Lawsuit The lawsuit alleged that the 'buy one get one free' offers were deceptive because the cost of the 'free' product was built into the price of the purchased product.2017 Source available Primary source
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Frequently Asked Questions
Is Puritan's Pride Milk Thistle Extract a good supplement?

Puritan's Pride Milk Thistle Extract received a product quality score of 100/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 1 active ingredients with 180 servings per container. All 6 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, Puritan's Pride, holds a brand trust score of 89/100.

What are the ingredients in Puritan's Pride Milk Thistle Extract?

Puritan's Pride Milk Thistle Extract contains 1 active ingredients: Milk Thistle Seed Extract (as Silymarin) (250 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Puritan's Pride Milk Thistle Extract safe to take?

GoodSupp reviewed the inactive-ingredient data available for Puritan's Pride Milk Thistle Extract. All 6 inactive ingredients — including capsule materials, fillers, and binders — are currently classified as safe in GoodSupp's ingredient reference data. This label analysis cannot determine whether the product is safe for a particular person, and source labels may change. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Puritan's Pride a trustworthy supplement brand?

Puritan's Pride receives a brand trust score of 89/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1973 and headquartered in Oakdale, NY, United States, the company offers 902 products in their lineup. Note: Puritan's Pride has 1 historical regulatory incident on record, which are factored into the trust score.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records — read our methodology. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.