Skip to content
  • Home
  • Terms of Use & Medical Disclaimer
  • Intellectual Property & DMCA Policy
  • About
  • Legal Notice
  • Privacy Statement (US)
  • Cookie Policy
NatWonk – Dr Bier’s Research Reviews

NatWonk – Dr Bier’s Research Reviews

An Informed Medicine Approach

Menu

Tag: Vitamin D

A Randomized Clinical Trial Evaluating Vitamin D Normalization on Major Adverse Cardiovascular-Related Events Among Acute Coronary Syndrome Patients: The TARGET-D Trial – Conference Abstract Only

November 22, 2025
| No Comments
| Cardiovascular Health

Comment: I don’t usually review abstracts, but I think this is interesting enough that it’s worth posting at the very least to mark the dosing strategy, which finally mimics what we do clinically. The most compelling takeaway from the TARGET-D trial isn’t just the reduction in recurrent Myocardial Infarction (MI), but how they achieved it: through […]

Read More »

A Statistical Error in the Estimation of the Recommended Dietary Allowance for Vitamin D

November 16, 2025
| No Comments
| Miscellaneous

Comment: This one’s a bit of a favorite, as I don’t think anyone who measures vitamin D serum levels in clinical practice believes the IOM suggested dose could possibly be accurate. Here the authors point out a statistical mistake that was made and reassesses the same data to come to extrapolate to a far higher […]

Read More »

Letter to Veugelers, P.J. and Ekwaru, J.P., A statistical error in the estimation of the recommended dietary allowance for vitamin 

November 16, 2025
| No Comments
| Miscellaneous

Comment: This is a graph that I keep close at hand as I share it with patients very frequently.  It shows how diverse the requirements are to achieve adequate serum vitamin D levels, and how the actual supplementation level to get most people into target range is far higher than the IOM recommendations, which were […]

Read More »

Effect of Vitamin D2 Supplementation on 25-Hydroxyvitamin D3 Status: A Systematic Review and Meta-Analysis of Randomized Controlled Trials

September 28, 2025
| No Comments
| Miscellaneous

Comment I’ve been using a basic rule of thumb –  D3 – D2 = real vitamin D This study doesn’t exactly say that, but does give me a basis for my general statement that D2 may be worse than no D at all as it negatively impacts D3 status.   Summary Clinical Bottom Line This […]

Read More »

This work is licensed under CC BY-NC 4.0 Excludes third-party study data & figures.

Notify Me!

Once daily when a new review is posted.

Thank you!

You will be notified 

when a new review is posted.

Categories

  • Interventions & Treatments
    • Medications – General Pharmaceuticals
    • Nutritional Supplements
  • Labs & Statistics
  • Lifestyle & Environment
    • Diet & Nutrition
    • Sleep
    • Ultraviolet – Sun Exposure
  • Longevity & Mortality
  • Medical Conditions
    • Cancer
    • Cardiovascular Health
    • Endocrine Health
    • Gastrointestinal Health
    • Immune System
    • Metabolic Health
    • Musculoskeletal Health
      • Osteoporosis
    • Neurological & Cognitive Health
    • Renal Health
  • Miscellaneous
  • Synthesis

Recent Posts

  • Pravastatin and cognitive function in the elderly – Results of the PROSPER study
  • Effects of blood pressure and lipid lowering on cognition – Results from the HOPE-3 study
  • Statin use and dementia risk: A systematic review and updated meta‐analysis
  • Association of statins use and genetic susceptibility with incidence of Alzheimer’s disease
  • Sex and Sleep: Perceptions of Sex as a Sleep Promoting Behavior in the General Adult Population

Archives

  • April 2026
  • March 2026
  • February 2026
  • January 2026
  • December 2025
  • November 2025
  • October 2025
  • September 2025

Menu

  • Home
  • Terms of Use & Medical Disclaimer
  • Intellectual Property & DMCA Policy
  • About
  • Legal Notice
  • Privacy Statement (US)
  • Cookie Policy

NatWonk – Dr Bier’s Research Reviews 2026 . Powered by WordPress

Our Spring Sale Has Started

Please read these Terms of Use & Medical Disclaimer (“Terms”) carefully before using OncWonk.com or NatWonk.com (the “Sites”). Your access to and use of the Site is conditioned on your acceptance of and compliance with these Terms. By accessing or using the Site, you agree to be bound by these Terms.