Originally Posted by chlinstructor
That’s all the local store has left.

No risk at all, unless you are not eating anything at all for days on end, but only consuming distilled water. Any minerals you find in water are inorganic, and of no use to your body anyway (You piss them all out, without making use of any of them). The minerals you need for health and life are the organic minerals you find in your food. Folk who say otherwise are know-nothings.