Nutmeg oil is produced by steam distillation or steam and water distillation of freshly comminuted, dried nutmegs. The nutmegs should preferably be free from most of their fixed oil prior to distillation. The fixed oil can be alcohol extracted to yield a small amount of essential oil which has been dissolved in the fixed oil during the expression. Nutmeg Oil is a pale yellow or almost water white mobile oil of a light, fresh, warm spicy and aromatic odor, a distinctly terpene topnote and a rich, sweet spicy, warm bodynote. The under. tone and dryout is somewhat woody, but remains warm and sweet in good oils. tsca definition 2008: extractives and their physically modified derivatives. myristica fragrans, myristicaceae.