The benefits of eating lemon are as follows: 1. It can quench thirst, because lemon is rich in organic acids, which can stimulate the production of fluid in the mouth, and for people who suffer from thirst and dry mouth caused by fluid injury, eating lemon has good benefits of quenching thirst. 2. The benefits of eating lemon are very obvious. 3, eating lemon can resolve phlegm and cough, for people with cough and cough caused by lung dryness, eating lemon has good benefits of resolving phlegm and relieving cough.