>6,000 as of March 2014.
Expect to soon announce an 'open access' database
Dr. Mercola joined the D*action project in early 2013
GrassrootsHealth Charts include
Data from GrassrootsHealth was reformated by Vitamin D Life to make the following
Grassroots
GrassrootsHealth is sponsoring the use of blood spot test kits (laboratory analysis done by ZRT Labs) for a $65.00 + $5 shipping.
The tests are to be done twice a year by each individual along with the submission of some basic health data.
The kits are not available as a ‘stand alone’ without health data.
You have to fill in some information on amount of vitamin D you are taking, etc
They provide a quantity price discount. I suspect all kits are shipped at the same time)
1 test - $65 + $5 shipping
2 tests - $63/test + $5 shipping
10 test - $60/test + $5 shipping
Which, one supposes, will be included in an update to the graph shown below.
Here is a Grassroots Chart as of April 2012
See also Vitamin D Life
- They run an excellent set of Vitamin D webinars
- How the Baggerlys got interested in Vitamin D and then started GrassRootsHealth – April 2013
- Low cost vitamin D Blood Tests
- Vitamin D Might Be Able to Slash Your Breast Cancer Risk by 90 Percent - Baggerly, Mercola: May 2013
- Is 50 ng of vitamin D too high, just right, or not enough
- GrassrootsHealth.net 41 experts 40-60 ng/ml after IoM report
- Vitamin D charts from GrassrootsHealth - May 2016