It's not poison .
Its just that water is a solvent, especially when it contains no minerals.
If you are deficient, you will be giving up more from your food and blood stream and may become more deficient in the necessary nutrients.
Young people with dense bones and good health won't notice the effects as much as an old timer.
These days men are commonly osteoporotic from poor nutrition, sedentary lifestyle and processed foods/beverages. Short term use = little to no risk.
I wouldn't drink it long term.

Pop/soda is far worse.

Last edited by Happy_Camper; 02/17/21.