What is the difference between lemonade and lemon juice?

Lemon juice is a pure juice which is made by it gives you instant energy and rich in vitamin c and it is sour to taste it is used for weight loss.Lemonade is a refreshing drink which is made by lemon water and powdered sugar it does not have any benefits in it because of refreshment people used to buy this.If you want to lose weight try natural lemon juice.