Windmill Milk Thistle 560 mg supplement bottle
Windmill

Milk Thistle 560 mg

What We Researched
2 active ingredients analyzed · 11 inactive ingredients decoded · 1 brand certification checked · 2 retailers compared · Last updated: Mar 2026
68
Product Score Fair
74
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Calcium (as Dicalcium Phosphate) 80 mg 6%
Milk Thistle seed extract (as Silymarin) 560 mg †
Bioavailability Very Good

Absorption Rating

  • Calcium (as Dicalcium Phosphate) Fair
  • Milk Thistle seed extract (as Silymarin) Good
Other Ingredients Good

Fillers & Additives

  • Dicalcium Phosphate
  • Microcrystalline Cellulose
  • Stearic Acid
  • Croscarmellose Sodium
  • Silica
  • Magnesium Stearate
  • Water
  • Hypromellose
  • Glycerin
  • Talc High
  • Carnauba Wax
Efficacy Fair

Dosage Analysis

  • Calcium (as Dicalcium Phosphate) 80 mg Under-dosed
  • Milk Thistle seed extract (as Silymarin) 560 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
Calcium (as Dicalcium Phosphate) 80 mg 6%
Milk Thistle seed extract (as Silymarin) 560 mg †

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Dicalcium Phosphate Safe

Serves as both a filler and a supplemental source of calcium and phosphorus.

Microcrystalline Cellulose Safe

Adds bulk to small-dose supplements to make tablets/capsules a manageable size.

Stearic Acid Safe

Helps ingredients flow smoothly through manufacturing equipment.

Croscarmellose Sodium Safe

Helps tablets break apart and dissolve quickly in the stomach.

Silica Safe

Prevents ingredients from clumping and improves powder flow.

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Water Safe

Dissolves and carries water-soluble ingredients.

Hypromellose Safe

Forms vegetarian capsule shells. Dissolves easily in the stomach.

Glycerin Safe

Retains moisture and helps dissolve ingredients in softgels and liquids.

Talc Avoid

It is used to improve powder flow and prevent clumping.

Carnauba Wax Safe

Provides a glossy, protective coating on tablets.

Price Comparison

Target $13.13 $0.22 / serving
Best Price

Price History

Tracked across major retailers. Updated periodically.

$15$14$13$12$11 $13.13
Target

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
Windmill

Founded 1972 · West Caldwell, New Jersey, United States · 150 products · windmillvitamins.com/

Certifications

1 certification
Fda Gmp Inspections Verified Source

Transparency

3 claims
Third Party Testing Claim — Verified Source
In House Testing — Verified Source

Violation History

4 incidents
Prop 65 Lead2024-11-15Source
Prop 65 Lead and Cadmium2018-10-01Source
Lawsuit Deceptive packaging with excessive empty space (slack-fill) in their Super Greens product containers.2018Source
Fda Warning Violations of Current Good Manufacturing Practices (cGMP) and making drug claims for several of their supplement products.2014-10-07Source
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Frequently Asked Questions
Is Windmill Milk Thistle 560 mg a good supplement?

Windmill Milk Thistle 560 mg received a product quality score of 68/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 2 active ingredients with 60 servings per container. Of the 11 inactive ingredients, 10 are rated safe and 0 are flagged for review. The manufacturer, Windmill, holds a brand trust score of 74/100 with 1 verified certifications including Fda Gmp Inspections.

What are the ingredients in Windmill Milk Thistle 560 mg?

Windmill Milk Thistle 560 mg contains 2 active ingredients: Calcium (as Dicalcium Phosphate) (80 mg), Milk Thistle seed extract (as Silymarin) (560 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Windmill Milk Thistle 560 mg safe to take?

Windmill Milk Thistle 560 mg has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Windmill a trustworthy supplement brand?

Windmill receives a brand trust score of 74/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1972 and headquartered in West Caldwell, New Jersey, United States, the company offers 150 products in their lineup. They hold 1 verified certifications including Fda Gmp Inspections. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Windmill has 4 historical regulatory incidents 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. 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.