Is bergamot oil aromatherapy beneficial for pain relief?

Although bergamot essential oil (BEO) aromatherapy has exhibited pain-relieving properties in animal studies,^[1] very limited human research has not borne this out to date. One small RCT of 37 children and adolescents undergoing stem cell transplantation, a painful procedure, explored BEO aromatherapy for pain relief and found it had no significant effect on participants’ pain but did result in statistically significant increases in nausea and anxiety.^[2]