The benefits of eating more lettuce are as follows: 1. The energy itself will be relatively low, while the dietary fiber can increase the sense of satiety, to avoid the intake of other excessive food, has a very good prevention of overweight and obesity benefits. The disadvantage of eating more lettuce is that its sexual taste is cold, for the lack of Yang Qi, cold hands and feet people must strictly control the intake, otherwise it will be cold on cold and cause discomfort.