Marjoram Oil Uses and Benefits. Commonly recognized for its ability to spice foods, Marjoram essential oil is a unique cooking additive with many additional internal and external benefits. The herbaceous flavoring of Marjoram oil can be used to spice up stews, dressings, soups, and meat dishes and can take the place of dried marjoram when cooking. Aside from its culinary benefits, Marjoram can be taken internally to help support a healthy cardiovascular and immune system.* Marjoram can also be used topically and aromatically for its calming properties. It also has a positive effect on the nervous system.* The aroma of Marjoram oil is warm, herbaceous, and woody and helps promote a calming atmosphere. Where to Buy Marjoram Oil! Is marjoram oil good for the skin?! Can you take marjoram essential oil internally?! Is sweet marjoram oil good for your skin?! How do you use marjoram oil?! It is also used as a “nerve tonic” and a “heart tonic,” and to promote better blood circulation. Marjoram oil is used for coughs, gall bladder complaints, stomach cramps, and digestive disorders, Marjoram Oil Uses and Benefits, depression, dizziness, migraines, nervous headaches, nerve pain, paralysis, coughs, runny nose; and as a “water pill. Marjoram Oil is well-known for its ability to balance hormones and, as a result, improve skin health. Sweet Marjoram serves to calm skin and prevent hormone-related breakouts by regulating the body’s production of sebum. Aside from its culinary benefits, Marjoram can be taken internally to help support a healthy cardiovascular and immune system. * Marjoram can also be used topically and aromatically for its calming properties. It also has a positive effect on the nervous system.