So it looks like going from a high - carb diet to a low - carb diet needn't lead to much loss of water weight. (perfecthealthdiet.com)
Transpiration and respiration are also important factors that are helpful in loss of water weight. (healthcare-online.org)
But clearly, some people do experience large losses of water weight when they adopt a low - carb diet or a fast, and then regain it upon carb re-feeding. (perfecthealthdiet.com)