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Windmill Liquid D3 125 mcg supplement bottle
Windmill

Liquid D3 125 mcg Review

What We Researched
3 active ingredients analyzed · 2 inactive ingredients decoded · 2 brand certifications checked · Page generated: Sep 2026
93
Product Score Excellent
83
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
Vitamin D (as Cholecalciferol) 125 mcg 625%
Bioavailability Excellent

Absorption Rating

  • Vitamin D (as Cholecalciferol) Good
Other Ingredients Excellent

Fillers & Additives

  • Sunflower Oil
  • D-Alpha-Tocopheryl Acetate
Efficacy Very Good

Dosage Analysis

  • Vitamin D (as Cholecalciferol) 125 mcg High

Supplement Facts

Ingredient Amount % Daily Value
Calories 10 kcal
Total Fat 1 g 1%
Vitamin D (as Cholecalciferol) 125 mcg 625%

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Sunflower Oil Safe

Helps dissolve and absorb fat-soluble vitamins.

D-Alpha-Tocopheryl Acetate Unknown
Brand Trust Report
Windmill

Founded 1972 · West Caldwell, New Jersey, United States · 302 products · windmillvitamins.com/

Certifications

2 certifications
Fda Gmp Inspections Source available Primary evidence
NSF Certified Supporting evidence unavailable

Transparency

4 claims
Third Party Testing Claim — Verified Evidence available Evidence
In House Testing — Verified Evidence available Evidence
Testing Lab Disclosure — True Brand claim; evidence unavailable

Violation History

4 incidents
Prop 65 Lead2024-11-15 Source available Primary source
Prop 65 Lead and Cadmium2018-10-01 Source available Primary source
Lawsuit Deceptive packaging with excessive empty space (slack-fill) in their Super Greens product containers.2018 Source available Primary source
Fda Warning Violations of Current Good Manufacturing Practices (cGMP) and making drug claims for several of their supplement products.2014-10-07 Source available Primary source
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Frequently Asked Questions
Is Windmill Liquid D3 125 mcg a good supplement?

Windmill Liquid D3 125 mcg received a product quality score of 93/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 3 active ingredients with 60 servings per container. Of the 2 inactive ingredients, 1 are rated safe and 0 ingredients are flagged for review. The manufacturer, Windmill, holds a brand trust score of 83/100.

What are the ingredients in Windmill Liquid D3 125 mcg?

Windmill Liquid D3 125 mcg contains 3 active ingredients: Calories (10 kcal), Total Fat (1 g), Vitamin D (as Cholecalciferol) (125 mcg). Notable high-dose ingredients include Vitamin D at 625% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Windmill Liquid D3 125 mcg safe to take?

GoodSupp reviewed the inactive-ingredient data available for Windmill Liquid D3 125 mcg. 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 Windmill a trustworthy supplement brand?

Windmill receives a brand trust score of 83/100 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 302 products in their lineup. 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 — 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.