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 …

Buyer’s Guide: My Cold Season War Chest of High-Impact Supplements

Here is my buyer’s guide for my email exclusive, “My Cold Season War Chest of High-Impact Supplements.” While I focus primarily on cost-comparison of the best products from my favorite retailers, please keep in mind that choice of retailer also includes these other concerns: Amazon Prime offers the most consistent way to get free shipping in …