Another way for them to help shut down our pineal gland is through fluoride. Its in the water we drink, the toothpaste, in our food, in our tea!
Here is a site that has a breakdown of what fluoride does to the body.
https://draxe.com/is-fluoride-bad-for-you/
And one that talks about how it affects the pineal gland
https://www.globalhealingcenter.com/natural-health/how-fluoride-damages-pineal-gland-health/
Detoxing from fluoride is something everyone should look into.