Lemon (Nimbu) is an important medicinal plant, cultivated mainly for its alkaloids, which are having anticancer activities and the antibacterial potential. It is a small, thorny tree which reaches a height of 10 to 20 feet. India is the largest producer of lemons in the world. Appearance – Oval, Smooth porous skin Color – Greenish yellow to bright yellow Flesh color – Light yellow Uses – Sorbets, beverages, refreshing drinks, pickles, jams, jellies, snacks, candies etc. Health benefits – treatment of scurvy, piles, peptic ulcer, respiratory disorders, gout, gums, urinary disorders, good digestion, relief from constipation etc. Industrial uses – Body oils, cosmetics, hair oils, tooth pastes, toilet and beauty soaps, disinfectants, mouth washes, deodorants etc.