Blueberry
Blueberry is a Green-Yellow food. Green-Yellow foods are normally safe for daily consumption but be careful.
Additional Quotes
Specific references to Blueberry throughout Geoff Bond's publications.
Paleo in a Nutshell — 3. How Did It Go Wrong?, p. 48
Fruits in our ancestral homeland were much less sugary and less watery than most of the fruits we have today. Flowever, most berries (raspberries, blueberries, redcurrants, strawberries, etc.) are low-glycemic; grapefruit, apples, bananas, and many other fruits are also okay. But we have to go easy on sweet, sugary fruits like pineapple, mango, and melons.