A marketing plan is a business document written for the purpose of describing the current market position of a business and its marketing strategy for the period covered by the marketing plan.
What does the research say? Research studies on essential oils show positive effects for a variety of health concerns including infections, pain, anxiety, depression, tumors, premenstrual syndrome, nausea, and many others. The resources on this page are meant to highlight a few examples.
Story at-a-glance 1  -. Many natural essential oils have anxiety-inhibiting effects, including sweet orange, bergamot, and lavender. 2  One systematic review of aromatherapy among people with anxiety symptoms showed that most of the studies indicated positive effects to quell anxiety.