Nature Made Extra Strength D3 supplement bottle
Nature Made

Extra Strength D3

What We Researched
1 active ingredient analyzed · 4 inactive ingredients decoded · 4 brand certifications checked · Last updated: Mar 2026
66
Product Score Fair
86
Brand Score Good

Product Analysis

Transparency Very Poor

Supplement Facts

IngredientAmount% DV
Vitamin D3
Bioavailability Excellent

Absorption Rating

  • Vitamin D3 Good
Other Ingredients Excellent

Fillers & Additives

  • Soybean Oil
  • Gelatin
  • Glycerin
  • Medium Chain Triglycerides
Efficacy N/A

Dosage Analysis

Dosage data not available for assessment.

Supplement Facts

Ingredient Amount % Daily Value
Vitamin D3

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Soybean Oil Safe

Dissolves fat-soluble ingredients. Contains soy allergen.

Gelatin Safe

Forms the capsule shell that holds the supplement contents.

Glycerin Safe

Retains moisture and helps dissolve ingredients in softgels and liquids.

Medium Chain Triglycerides Safe

Enhances absorption of fat-soluble vitamins.

Brand Trust Report
Nature Made

Founded 1971 · West Hills, California, USA · 161 products · naturemade.com

Certifications

4 certifications
Consumerlab Verified Source
Labdoor Verified Source
Usp Verified Verified Source
Fda Gmp Inspections Verified Source

Transparency

4 claims
Third Party Testing Claim — Verified Source
Coa Availability — Claimed Source
In House Testing — Verified Source

Violation History

2 incidents
Lawsuit Presence of toxic plastic chemicals in prenatal multivitamins.2025Source
Recall Specific lots of Nature Made Adult Gummies Multi, Multi + Omega-3, Multi for Her plus Omega-3s, and Super B Complex w/C & Folic Acid2016-06-15Source
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Frequently Asked Questions
Is Nature Made Extra Strength D3 a good supplement?

Nature Made Extra Strength D3 received a product quality score of 66/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 1 active ingredients All 4 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, Nature Made, holds a brand trust score of 86/100 with 4 verified certifications including Consumerlab, Labdoor, Usp Verified, Fda Gmp Inspections.

What are the ingredients in Nature Made Extra Strength D3?

Nature Made Extra Strength D3 contains 1 active ingredients: Vitamin D3. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Nature Made Extra Strength D3 safe to take?

Nature Made Extra Strength D3 has been analyzed for ingredient safety across all its components. All 4 inactive ingredients — including capsule materials, fillers, and binders — are rated safe based on regulatory data and published safety research. This is a clean formulation with no controversial additives. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Nature Made a trustworthy supplement brand?

Nature Made receives a brand trust score of 86/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1971 and headquartered in West Hills, California, USA, the company offers 161 products in their lineup. They hold 4 verified certifications including Consumerlab, Labdoor, Usp Verified, Fda Gmp Inspections. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Nature Made has 2 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.