Lemon is a species of small evergreen tree. Nutritionally, the lemon constitutes one of nature’s seven top sources of potassium, a mineral that promotes clear thinking, aids in normalizing blood pressure, and works with sodium to regulate the body’s water balance. The distinctive sour taste of lemon juice makes it a key ingredient in drinks and foods such as lemonade and lemon meringue pie. Limes are one of the smallest members of the citrus family. Lime trees bloom year-round. Their peak bloom varies by region. A hybrid citrus fruit. Excellent source of vitamin C, and are often used to accent the flavors of foods and beverages. It rejuvenates the skin, keeps it shining, protects it from infections and reduces body odor due to the presence of a large amount of vitamin-C and Flavonoids.