Hard to guess: Maybe 3/4 of a pound (1/3 or a kilogram) each day. Just drinking water in normal amounts is ok, but too much water will dilute one's electrolyte balance... and cause bad side effects. One should definitely consult with his primary care doctor before trying something like this if planning to go more than a couple of days without food, or if there are any underlying medical conditions.
Answered 1/1/2018
438 views
Bad idea: Horrible way to loose weight. Starvation diet usually fails with rebound weight gain
Answered 1/26/2018
436 views
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