Vitamin D3, 125 mcg (5,000 IU), 360 Softgels
Scored by the Formulate Research Team · Last reviewed July 2026
Score Breakdown
Three factors carry this score; three more are checked separately and can only take points away. Hover or tap to see what drove each one.
Ingredients per Serving
Certifications & Testing
Other Ingredients
extra virgin Olive Oil, Gelatin, Glycerin, Water, Purified
Recommended Use
Suggested Adult Use: Take 1 softgel daily with food, or as recommended by a nutritionally informed physician.
Frequently Asked Questions
What is Doctor's Best Vitamin D3, 125 mcg (5,000 IU), 360 Softgels's Formulate score?
Doctor's Best Vitamin D3, 125 mcg (5,000 IU), 360 Softgels scores 94 out of 100 (grade A) on Formulate's ingredient-level rubric: clinical evidence, dose accuracy and bioavailability carry the score, while manufacturing, transparency and safety are checked separately and can only deduct.
Is Doctor's Best Vitamin D3, 125 mcg (5,000 IU), 360 Softgels worth it?
Doctor's Best Vitamin D3, 125 mcg (5,000 IU), 360 Softgels scores 94/100 (grade A). That puts it in Formulate's top tier: its ingredient doses, forms, and label transparency hold up against the clinical evidence, and it carries credible third-party testing. Formulate grades every product with the same automated rubric, so the score reflects the formula — not marketing or sponsorships.
What's in Doctor's Best Vitamin D3, 125 mcg (5,000 IU), 360 Softgels?
Each serving contains Vitamin D3 (125 mcg). Serving size: 1 Softgel(s). 360 servings per container.
How do I take vitamin d3, 125 mcg (5,000 iu), 360 softgels?
Suggested Adult Use: Take 1 softgel daily with food, or as recommended by a nutritionally informed physician.
Who makes Vitamin D3, 125 mcg (5,000 IU), 360 Softgels?
Vitamin D3, 125 mcg (5,000 IU), 360 Softgels is made by Doctor's Best. See Formulate's full grade and product lineup for Doctor's Best on its brand page.
Is Doctor's Best Vitamin D3, 125 mcg (5,000 IU), 360 Softgels third-party tested?
Doctor's Best lists the following certifications and testing for this product: Non-GMO, Gluten-Free.
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Disclosure. Formulate may earn a commission from purchases made through links on this page. Commissions never influence scores — every product is graded by the same automated rubric. This page is for educational purposes only and does not replace advice from a qualified healthcare provider.