Well, it seems we have a zinc deficiency. It seems with the nutrient deficiencies that we all seem to have; that if taken as a whole and researched may reveal a common etiology or at very least a link that may lead somewhere.
This sounds interesting? I wonder if it is worth trying an oral supplement; not sure it crosses BBB?
Brain-Delivery of Zinc-Ions as Potential Treatment for Neurological Diseases: Mini Review.
Laura