Could your Eyeglasses and Metal Fillings Be Causing Your Brain Fog?

Mineral deficiencies have become rampant in the modern world. Over the last 3000 years or so, many of the minerals have washed down into the sea. Lots of people are deficient in both iodine and zinc. Iodine is needed to make thyroid hormone and zinc is needed in order to taste properly, make stomach acid, smell, have a properly functioning hormonal system and hundreds of physiological functions.