Bilberry Side Effects
Toxicity
Bilberry extract does not have any known negative effects, based on the University of Michigan Health System, when consumed in safe quantities. Nevertheless, taking an excessive amount of the extract for a very long interval of time could be hazardous, warns the University of Maryland Clinic. The tannins in bilberry might bring about weight reduction, muscle spasms, and also maybe even loss of life.
Source: http://www.naturalal...d-side-effects/
The last few words in that quote are very concerning too me. Has anyone heard anything similar to this or is this just a University being extra precautious/paranoid?