The glycemic index of loofah is low, less than 55, and its sugar content is about 5% or less. Loofah is a common melon vegetable with low glycemic index, which can be consumed by the general public. It is also a suitable food for people with high blood glucose, which helps to replenish the body with the required nutrients and does not cause too much fluctuation in blood glucose when consumed in moderation. The Glycemic Index (GI) of a food reflects the speed and ability of a food to raise blood glucose compared to glucose. Generally speaking, low GI foods cause small changes in blood glucose, while high GI foods cause large increases in blood glucose. Generally speaking, GI>70 is high GI food, GI in 55-70 is medium GI food, GI<55 is low GI food. The diet of diabetic patients should be based on low sugar, low salt, low fat, eat more fresh vegetables, but also should eat less and more meals, to avoid eating irregularly, stay up late and other bad dietary habits. For more health knowledge, it is recommended to consult a nutritionist.