Lemon ( Citrus Limon) : A member of the citrus family, lemon is loaded with vitamins especially vitamin C. It is widely used in cooking due to its unique taste and aroma. Health Due to the abundance of vitamin C, lemon oil boosts the immune system and guards against diseases. It is beneficial for asthma patients as it clears nasal passage. Its soothing and sharp aroma reduces depression and stress and can help alleviate insomnia. It is helpful for weight reduction. Skin and Hair Lemon oil rejuvenates dry and damaged skin leaving a bright and refreshing skin. It reduces pimples, dark spots and excessive oil on the skin. It can also strengthen hair and add shine to it. Home care Lemon oil is used as a cleanser for dishes and metallic surfaces. It antioxidant component can reduce spots from fabric and other surfaces. Fragrance Its citrusy smell makes it a good ingredient in making soaps, detergent and perfumes. Precautions Lemon oil that is extracted by cold pressure is phototoxic – can react when exposed to UVA rays while steam distilled oil which yields lemon essential oil is not phototoxic. It is not suitable for topical use