First of all we would like to remark the Pineal calcification process,(or Brain sand) this can happen due multiple factors independently or somethimes combined.
One key factor is the exposition of your body to water, water non distilled, which contains or might contain: (Clorure, Fluor, Bromure, Plome...and other heavy metals....)

What is Fluor (Fluoride)?
Calcification of your Pineal Gland
Alzheimer and heavy metals on the brain (Also Fish and mercury)
The Indian tradition of depuration, and some techqiques and recomendations

Water to drink
Sacred baths / Ritual Baths / Holy Baths / Ceremonial Baths
Water contains information and saves emotions, water represents emotions
Piscis