Origanum majorana A Remedy For Marjoram is sometimes used as a remedy for stomach pain and the common cold, although its effectiveness for these problems has never been fully verified. Other unsubstantiated uses include treatment of headache, dizziness, and severe cough.
Homeopathic practitioners recommend it for nervous conditions.
The dried leaves and flowers are considered medicinal, as is Marjoram oil. When used at customary dosage levels for limited periods of time, Marjoram poses no problems. However, you should avoid extended use. No interactions have been reported. No harmful effects are known.