Melissa, Melissa officinalis, (#2050 - 1ml, 3ml), also known as Balm, has a fresh, light, citrus aroma. It has a relaxing effect on both mind and body. Whilst a sedative, Melissa also has an uplifting quality which makes it a helpful support in times of shock, and for lifting the blues. The plant's yield is low, hence its rarity and higher cost. Melissa is a pure therapeutic quality aromatherapy essential oil from Hungary, obtained from the whole plant..