US
Nutricost

Nutricost Vitamin D3 5

  • Vitamin D
4.8/ 5 on Amazon4,700Amazon ratings10,000+bought last month2.7ProductDome score
  • More reviewed than 62%
Limited evidenceLast refreshed Aug 4, 2026Amazon data + ProductDome analysis · methodology
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ProductDome scorecard

How it ranks among the 137 vitamin d we track

2.7/ 5ProductDome scoreLimited evidence
Owner satisfaction · 56% of scorecategory median 4.7★4.8

4.8★ across 4,700 Amazon ratings, Bayesian-smoothed toward the category average.

Evidence strength · 17% of scorecategory median 3,200 ratings4.6

4,700 Amazon ratings, weighted on a log scale so huge counts don't drown everything.

Buyer demand · 11% of score5.0

10,000+ bought on Amazon last month.

Data quality · 11% of score2.5

Brand identity, imagery, description and spec coverage.

The ProductDome score is separate from the Amazon rating shown above: it combines the Bayesian-smoothed Amazon rating with evidence volume, tracked demand, and data quality across the 137 vitamin d we track - how the scorecard works · full vitamin d data report. Confidence: limited - incomplete product information.Last refreshed Aug 4, 2026. Data-computed, not a hands-on test. Compiled by the ProductDome Research Team.

Overview

Nutricost - a vitamin d.

Specifications

BrandNutricost

How it compares

This product against the closest alternatives we track in vitamin d.

ProductAmazon ratingRatingsProductDome score
Nutricost Vitamin D3 5This product4.8 / 54,7002.7 / 5
Nature's Bounty Vitamin D3 5000 IU SoftgelsNature's4.8 / 583,5004.7 / 5
Sports Research Vitamin D3 5000 IU with Coconut MCT OilSports4.8 / 571,4004.7 / 5
Nature Made Vitamin D3 5000 IUNATURE4.8 / 567,1004.7 / 5
vitafusion Vitamin D3 GummiesVitafusion4.8 / 554,5004.7 / 5