Clary Sage (Salvia sclarea):
Contains approximately 60-70% Linalyl Acetate, Clary Sage Essential Oil is likely the essential oil that is highest in this calming ester that give Clary Sage its ability to ease stress and calm frazzled nerves, linalyl acetate is also present, at lower levels. Clary Sage Essential Oil also contains approximately 10-15% linalol. Probably the most intriguing constituent present within the oil is sclareol, a diterpene. Clary Sage Essential Oil is widely used in a number of topical, respiratory, digestive, emotional and feminine issues.
Sweet Fennel (Foeniculum vulgare):
Sweet Fennel Essential Oil contains approximately 70-80% trans-Anethole (an ether) and is known for its ability to assist with digestive and menstrual concerns and for its diuretic, mucolytic and expectorant properties.
Lavender (Lavandula Augustifolia):
Lavender Oil has a beautiful, versatile aroma. It is anti-bacterial and is a must-have for your first-aid kit. Its calming and sedative properties make Lavender Essential Oil a wonderful oil to help relax, fight stress and to promote sleep. Well known for its sedative properties and for its ability to help calm stress and anxiety and to help promote sleep. If used in excess, however, Lavender Oil can actually act as a stimulant.
Lemongrass (West Indian: Cymbopogon citratus East Indian: Cymbopogon flexuosus):
For Mind and Spirit, Robbie Zeck shares this about Lemongrass Essential Oil: "The intense, radiant energy of Lemongrass inspires expansion on all levels. Whenever there is a sense of restriction or limitation in life, Lemongrass lifts the spirits and gets things moving again."
Lemongrass might help prevent the growth of some bacteria and yeast. Lemongrass also contains substances that are thought to relieve pain and swelling, reduce fever, improve levels of sugar and cholesterol in the blood, stimulate the uterus and menstrual flow, and have antioxidant properties.
Marjaram (Origanum majorana):
Robbi Zeck describes Marjoram Essential Oil: Marjoram's warm herbal aroma will strengthen your nervous system, rebuild your reserve, fortify your spirit and reduce obsessive thinking.
Marjoram Essential Oil is quite balancing to the body and the mind. Emotionally, Marjoram Oil is helpful for use with stress, anxiety and grief.
Peppermint (Mentha piperita):
Peppermint Essential Oil contains menthol. Menthol induces a cooling sensation, and use of Peppermint Oil (at low dilution) in a body mist or even in the diffuser can help to cool you down. (hot flashes ya'll)
Emotionally, Peppermint Essential Oil is stimulating and is a good choice for inclusion in blends intended to help enhance alertness and stamina.
Source: Aromaweb & WebMD