Nature's Bounty D3-2000 IU supplement bottle
Nature's Bounty

D3-2000 IU Review

What We Researched
1 active ingredient analyzed · 4 inactive ingredients decoded · 7 brand certifications checked · Last updated: Aug 2026
100
Product Score Excellent
100
Brand Score Excellent

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 D3 Cholecalciferol) 2000 IU 500%
Bioavailability Excellent

Absorption Rating

  • Vitamin D (as D3 Cholecalciferol) Good
Other Ingredients Excellent

Fillers & Additives

  • Soybean Oil
  • Gelatin
  • Vegetable Glycerin
  • Corn Oil
Efficacy Excellent

Dosage Analysis

  • Vitamin D (as D3 Cholecalciferol) 2000 IU Effective

Supplement Facts

Ingredient Amount % Daily Value
Vitamin D (as D3 Cholecalciferol) 2000 IU 500%

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.

Vegetable Glycerin Safe

Helps form softgel capsule shells and acts as a humectant.

Corn Oil Generally_safe

It is used as a carrier oil or emollient.

Brand Trust Report
Nature's Bounty

Founded 1971 · Ronkonkoma, New York, USA · 712 products · naturesbounty.com

Certifications

7 certifications
Clean Label Project Verified Source
Health Canada Licensed Verified Source
Labdoor Verified Source
Usda Organic Verified Source
Consumerlab Verified Source
Fda Gmp Inspections Verified Source
USP Verified Verified

Transparency

5 claims
Third Party Testing Claim — Verified Source
In House Testing — Verified Source
Testing Lab Disclosure — Claimed
Contains Proprietary Blend — True

Violation History

5 incidents
Lawsuit Falsely advertising heart health benefits of fish oil supplements.2025Source
Lawsuit Deceptive use of Amazon reviews ('review hijacking') to promote products.2024Source
Recall Nature's Bounty Kids Multivitamin Gummies2023-06-02Source
Prop 65 Lead2023-03-28Source
Lawsuit Falsely advertising 'fish oil' supplements that are a synthetic omega-3 product.2023Source
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Frequently Asked Questions
Is Nature's Bounty D3-2000 IU a good supplement?

Nature's Bounty D3-2000 IU 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 300 servings per container. Of the 4 inactive ingredients, 3 are rated safe and 0 are flagged for review. The manufacturer, Nature's Bounty, holds a brand trust score of 100/100 with 7 verified certifications including Clean Label Project, Health Canada Licensed, Labdoor, Usda Organic.

What are the ingredients in Nature's Bounty D3-2000 IU?

Nature's Bounty D3-2000 IU contains 1 active ingredients: Vitamin D (as D3 Cholecalciferol) (2000 IU). Notable high-dose ingredients include Vitamin D at 500% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Nature's Bounty D3-2000 IU safe to take?

Nature's Bounty D3-2000 IU 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 Nature's Bounty a trustworthy supplement brand?

Nature's Bounty receives a brand trust score of 100/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1971 and headquartered in Ronkonkoma, New York, USA, the company offers 712 products in their lineup. They hold 7 verified certifications including Clean Label Project, Health Canada Licensed, Labdoor, Usda Organic. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Nature's Bounty has 5 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.