The lemon is a citrus tree. Lemons are with circular in shape and are yellow inside and they are with yellow peel. In lemons contain large amounts of vitamin C and citric acid, which gives the citrus acidity in these. Vitamin C is spread throughout the human body and prevents the development of diseases. Lemon juice is one of the most appropriate means to purify the body and to maintain stamina. Lemons participate in many diets because they improve digestion.