For those scientific-minded individuals who would like to see the original research, here are my references. Some journals require a subscription to access the full article. In that case, you can email me and I will send you a .pdf file.
Frankincense, Anxiety, and Depression: Moussaieff, A., M. Gross, E. Nesher, T. Tikhonov, G. Yadid, and A. Pinhasov. “Incensole acetate reduces depressive-like behavior and modulates hippocampal BDNF and CRF expression of submissive animals.” Journal of Psychopharmacology 26.12 (2012): 1584-1593. Print.
Rosemary and Cognitive Function: Moss, M., and L. Oliver. “Plasma 1,8-cineole correlates with cognitive performance following exposure to rosemary essential oil aroma.” Therapeutic Advances in Psychopharmacology 3.2 (2012): 103-113. Print.
Copaiba and Pain Relief: Gomes, N. M., C. M. Rezende, S. P. Fontes, M. E. Matheus, and P. D. Fernandes. (August 2006). Antinociceptive activity of Amazonian Copaiba oils. Journal of Ethnopharmacology. 109:486-492. Print.
Copaiba and Inflammation: Basile, A. C., J. A. A. Sertie, P. C. D. Freitas, and A. C. Zanini. (October 1988). Anti-inflammatory Activity of Oleoresin from Brazilian Copaifera. Journal of Ethnopharmacology, 22:101-109