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  • How are reviewers describing this item?
    great, low, good, level and prescription.
  • Our engine has profiled the reviewer patterns and has determined that there may be deception involved.
  • Our engine has determined that the review content quality is low.
  • Our engine has analyzed and discovered that 61.2% of the reviews are reliable.
  • This product had a total of 150 reviews as of our last analysis date on Mar 13 2019.


Most positive reviewquestion

Excellent product I recommended to those who have a deficiency in vitamin D3

Least positive reviewquestion

Not enough review data to provide meaningful insight.

Most authentic reviewquestion

I take large doses of Vitamin D as part of my drug regimen for cancer. These are OTC and therefore significantly less expensive...  Read More

Least authentic reviewquestion

Absolutely PERFECT!!!!

Helpful Insights


    Posted by a reviewer on Amazon

    Just stared taking the product.

    Posted by a reviewer on Amazon

    I had a bad winter with sickness, so every time i felt a cold/virus coming on, i took three with 4,000 units of vitamin c for a couple of days, and that did stop the virus in its track.

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