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Randomised trial, 2025

Do bergamot and grapefruit essential oils reduce PMS and menstrual symptoms?

Grapefruit essential oil significantly reduced both PMS and menstrual symptoms over three cycles, while bergamot only reduced PMS symptoms.

Moderate study design 90 women with premenstrual syndrome

What they did

Randomized controlled trial with 90 women with PMS divided into three equal groups. Each group smelled either grapefruit oil, bergamot oil, or placebo (inert oil) for 30 minutes, three times a day, for 4 days during the luteal phase of their cycle. This was repeated over 3 menstrual cycles.

What they found

Grapefruit essential oil significantly reduced the total PMS score and multiple symptoms including depressive affect, anxiety, fatigue, depressive thoughts, appetite changes, sleep changes, and bloating. Bergamot reduced some PMS symptoms but did not reduce menstrual symptoms. Placebo showed no significant effects.

What it means for you

Grapefruit essential oil may help with both PMS and menstrual symptoms. The main limitation is that women only used the oils for 4 days per cycle, so it is unclear whether longer use would help more.

90

women in study

30

women per group

4

days per cycle of treatment

About the study

Original title
The effect of aromatherapy intervention with Bergamot and Grapefruit essential oils on premenstrual syndrome and menstrual symptoms: a randomized controlled trial
Authors
Özer E, Döner Şİ, Dağ Tüzmen H
Journal
BMC complementary medicine and therapies
Year
2025
Study design
Randomised trial
Participants
30
What was tested
Grapefruit, bergamot, or placebo essential oil inhalation for 30 minutes three times daily for 4 days per cycle, repeated for 3 cycles
Open access
Yes

Topics