4. It may boost your metabolism.
Insulin and leptin are two hormones that are critical in the regulation of the body’s metabolism. Insulin aids in the storage of nutrients from the bloodstream, whereas leptin functions as a hormone of satiety. According to research, fasting on water may make your body more susceptible to these hormones. A higher level of sensitivity boosts the efficiency of these hormones, which means that your body will be better equipped to control blood sugar levels and prevent obesity.