Chris Masterjohn's writings on vitamin K2!

Start Here for Vitamin K2

For my writings on vitamin K, start with the ultimate vitamin K2 resource: The Ultimate Vitamin K2 Resource The K2 resource has easy to read practical advice, click-to-expand technical explanations, cute infographics that explain the science in a fun way, supplement recommendations, and a searchable database of the K2 contents of foods. The resource also has a corresponding podcast …

Vitamin A Plays an Essential Role in Setting the Circadian Rhythm and Allowing Good Sleep

New post over at Mother Nature Obeyed. Vitamin A Plays an Essential Role in Setting the Circadian Rhythm and Allowing Good Sleep I discovered this because of a personal health issue I had that includes but goes beyond circadian rhythm. It’s one of several reasons I didn’t finish the PUFA report when I thought I …

An Ancestral Perspective on Vitamin D Status, Part 2: Why Low 25(OH)D Could Indicate a Deficiency of Calcium Instead of Vitamin D

Here is the second installment in my new series over at Mother Nature Obeyed:   An Ancestral Perspective on Vitamin D Status, Part 2: Why Low 25(OH)D Could Indicate a Deficiency of Calcium Instead of Vitamin D Here’s the video summary: Enjoy!  

An Ancestral Perspective on Vitamin D Status, Part 1: Problems With the Naked Ape Hypothesis of Optimal Serum 25(OH)D

I’m writing a new series over at Mother Nature Obeyed. Here’s the first post:   An Ancestral Perspective on Vitamin D Status, Part 1: Problems With the Naked Ape Hypothesis of Optimal Serum 25(OH)D Here’s the summary from the Daily Lipid Video Blog:   Enjoy!  

Undercarboxylated Osteocalcin: Marker of Vitamin K Deficiency, or Booster of Insulin Signaling and Testosterone?

New over at Mother Nature Obeyed: Undercarboxylated Osteocalcin: Marker of Vitamin K Deficiency, or Booster of Insulin Signaling and Testosterone? Enjoy! Update December 17, 2016: If you enjoyed this, I encourage you to check out The Ultimate Vitamin K2 Resource. It has easy-to-read practical advice, click-to-expand technical explanations, infographics that explain the science in a fun way, …