Blood Type O eBook

This eBook is a quick reference guide specifically for Blood Type O.
 
Did you know that Blood Type O is the oldest blood type?  Want to know more?
In this guide you will find quick facts about this blood type's common health concerns, strengths and vulnerabilities.  It also features detailed food lists, portion sizes for Asian, Caucasian & African ancestry along with exercises and supplements that are most beneficial to Blood Type O with the added bonus of a grocery list.