You cannot lose weight by drinking ginger water. Ginger water is made from the juice of ginger, ginger as a medicinal food ingredients and herbs, can not lose weight. As a food, ginger water is a very good seasoning, and as a medicine, according to the Pharmacopoeia records, the function of ginger is mainly to relieve the surface of the cold (to remove the cold of the surface of the muscle), warming and stopping vomiting (to warm the spleen and stomach to treat the cold stomach caused by vomiting), phlegm cough, fish and crab poison, used for the wind-cold cold, vomiting, cold phlegm, coughing, fish and crab poisoning, so the ginger water does not have a weight-loss effect. If you want to lose weight, you need to reduce energy intake and increase energy consumption. First of all, the diet should be slightly on the control, can not overeat, try to avoid eating high-fat, high-sugar, high-calorie food, and at the same time to drink more water, more physical exercise, do not self-medication.