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Research and Studies : Essential Oils

At Stimuli, we have based all of our products on publicly available international research.

Natural Essential Oils contain numerous properties that can affect humans in various ways. Studies are continuously being conducted by researchers and scientists around the world on these properties and on the science of aromachology. As this is still at a nascent stage, there is a lot to be explored and we aim to keep our research hub updated as more studies are published over time. Eventually, we would also like to contribute towards these efforts through our own studies and experiences as well.

Last Updated On – 15 January 2022

INGREDIENTPURPOSERESULTSCLICK ON LINK FOR MORE INFORMATION ON THE STUDYBLENDS IN WHICH THIS INGREDIENT IS USED
BasilTo determine effectiveness of a blend of essential oils of peppermint, basil, and helichrysum on mental exhaustion/ moderate burnout.Even though both groups had a reduction in perception of mental exhaustion, the group exposed to the blend had a much greater reduction.Link to StudyMorning Plunge, Spice Route, Cosmic Zeal, Spa Day
BergamotTo identify the effects of aromatherapy on blood pressure and stress responses of clients with essential hypertension.Inhaling a blend of Bergamot, Lavender and Ylang Ylang essential oils showed a reduction in psychological stress responses and serum cortisol levels, as well as the blood pressure of people with essential hypertension.Link to StudyTangy Sunshine, Spice Route, Starry Night, Surreal Dream, Toasted Marshmallow, Intrinsic Compass, Cosmic Zeal, Bull’s Eye, Young Love, Old Fashioned
BergamotTo observe the effects of bergamot essential oil inhalation on mental health and well-being.15 Minutes with bergamot essential oil improved participants’ positive feelings compared with the control group (17% higher).Link to StudyTangy Sunshine, Spice Route, Starry Night, Surreal Dream, Toasted Marshmallow, Intrinsic Compass, Cosmic Zeal, Bull’s Eye, Young Love, Old Fashioned
BergamotTo explore the effects of bergamot essential oil on depressive mood and sleep quality in postpartum women.The study supports the effectiveness of bergamot essential oil aromatherapy in alleviating depressive mood in postpartum women.Link to StudyTangy Sunshine, Spice Route, Starry Night, Surreal Dream, Toasted Marshmallow, Intrinsic Compass, Cosmic Zeal, Bull’s Eye, Young Love, Old Fashioned
BergamotTo understand the benefits of bergamot essential oil in a high-stress working environment.Significant decrease in blood pressure, heart rate.Link to StudyTangy Sunshine, Spice Route, Starry Night, Surreal Dream, Toasted Marshmallow, Intrinsic Compass, Cosmic Zeal, Bull’s Eye, Young Love, Old Fashioned
BergamotTo determine if there was a significant difference between the sleep quality of patients who inhaled a placebo and those who inhaled an aroma mixture of Lavender, Bergamot, and Ylang Ylang.Duration of sleep and the time it took to fall asleep were no different, but patient-reported sleep quality was significantly better when inhaling the blend. Participants reported less bathroom usage, not feeling cold and less disturbance at while sleeping compared to placebo.Link to StudyTangy Sunshine, Spice Route, Starry Night, Surreal Dream, Toasted Marshmallow, Intrinsic Compass, Cosmic Zeal, Bull’s Eye, Young Love, Old Fashioned
BergamotTo compare effects of massage and inhalation of essential oils on symptoms of depression in older adults.Both massage and inhalation of essential oils, a blend of lavender, orange and bergamot, lowered depression levels, while the control group had no changes.Link to StudyTangy Sunshine, Spice Route, Starry Night, Surreal Dream, Toasted Marshmallow, Intrinsic Compass, Cosmic Zeal, Bull’s Eye, Young Love, Old Fashioned
Black PepperTo understand the effects of essential oils on sympathetic activity (body’s response in stressful situations) in adults.Rose and Patchouli essential oils showed a 40% decrease in relative sympathetic activity. Rose also showed a 30% decrease in adrenaline concentration. Inhalation of essential oils such as pepper oil, estragon oil, fennel oil or grapefruit oil, resulted in 1.5- to 2.5-fold increase in relative sympathetic activity.Link to StudySnow Crystal, Spice Route
CedarwoodTo understand the effects of cedar wood on endocrinological and psychological responses.It was found that cedarwood regulates mood, and could decrease sympathetic nervous activity. Cedarwood essential oils could be useful for maintaining mental health among women.Link to StudyTangy Sunshine, Spice Route, Toasted Marshmallow, Desert Oasis, Zero In
CedarwoodTo observe the effects of cedar fragrance on cognitive function and behavioural and psychological symptoms of dementia in Alzheimer type dementia.Cedarwood aroma improved behavioural and psychological symptoms of dementia (BPSD) in Alzheimer type dementia and could reduce the burden of nursing care.Link to StudyTangy Sunshine, Spice Route, Toasted Marshmallow, Desert Oasis, Zero In
ChamomileTo investigate the effect of inhalation aromatherapy using lavender and chamomile essential oils on depression, anxiety, and stress of community-dwelling older people.Inhalation of both lavender and chamomile essential oils helped in decreasing depression, anxiety, and stress levels in community-dwelling older adults. This statistically significant improvement occurred immediately.
Link to StudyToasted Marshmallow, Bull’s Eye, Zero In, Spa Day, Inner Peace
ChamomileTo determine the effect of music therapy and aromatherapy with chamomile – lavender essential oil on the anxiety of clinical nurses.Results showed that the interventions of music therapy and aromatherapy with chamomile-lavender essential oil reduced the anxiety of nurses.Link to StudyToasted Marshmallow, Bull’s Eye, Zero In, Spa Day, Inner Peace
Clary SageTo identify the effect of aroma inhalation on stress responses (physical symptoms, levels of anxiety, perceived stresses) in nursing students.Physical symptoms decreased, anxiety dropped, and perceived stress scores were low; showing that this could be an effective stress management method.Link to StudyTangy Sunshine, Starry Night, Toasted Marshmallow, Intrinsic Compass, Spa Day
Clary Sage (Spanish Sage)To observe changes in mood and cognitive performance following after essential oil to healthy young volunteers.Mood improved, increase in self-rated ‘alertness’, ‘calmness’ and ‘contentedness’ following the 50-microl dose and elevated ‘calmness’ following 25 microl.Link to StudyTangy Sunshine, Starry Night, Toasted Marshmallow, Intrinsic Compass, Spa Day
FennelTo understand the effects of essential oils on sympathetic activity (body’s response in stressful situations) in adults.Rose and Patchouli essential oils showed a 40% decrease in relative sympathetic activity. Rose also showed a 30% decrease in adrenaline concentration. Inhalation of essential oils such as pepper oil, estragon oil, fennel oil or grapefruit oil, resulted in 1.5- to 2.5-fold increase in relative sympathetic activity.Link to StudyIntrinsic Compass
Geranium
To understand the effects of Geranium essential oil on patients with acute myocardial infarction
There was a significant decrease in anxiety for patients who were exposed to the inhalation of Geranium essential oil.Link to StudyStarry Night, Toasted Marshmallow, Desert Oasis, Cosmic Zeal, Young Love
GrapefruitTo understand the effects of essential oils on sympathetic activity (body’s response in stressful situations) in adults.Rose and Patchouli essential oils showed a 40% decrease in relative sympathetic activity. Rose also showed a 30% decrease in adrenaline concentration. Inhalation of essential oils such as pepper oil, estragon oil, fennel oil or grapefruit oil, resulted in 1.5- to 2.5-fold increase in relative sympathetic activity.Link to StudySnow Crystal, Morning Plunge, Toasted Marshmallow, Cosmic Zeal
GrapefruitTo investigate essential oil aromas as a complementary medicine to chemotherapy and its effect on the immune and autonomic nervous system.Lavender and Grapefruit essential oils reduced stress by acting on the immune and autonomic nervous system in healthy volunteers.Link to StudySnow Crystal, Morning Plunge, Toasted Marshmallow, Cosmic Zeal
JasmineTo examine the effects of Jasmine essential oil inhalation on the function of the central nervous system and on moodJasmine essential oil improved the feeling of well-being, and also made people feel more active, fresh and romantic. It also decreased feelings of drowsinessLink to StudyDesert Oasis, Cosmic Zeal, Young Love, Old Fashioned, Inner Peace
LavenderTo check effects of Light and smell (essential oils of lemon, lavender, and peppermint) stimuli on blood pressure, heart rate, and mood.Blood pressure and heart rate were lowered for all stimulus. Lemon contributed the most to improving mood.Link to StudySnow Crystal, Starry Night, Toasted Marshmallow, Desert Oasis, Intrinsic Compass, Cosmic Zeal, Bull’s Eye, Zero In, Spa Day, Inner Peace
LavenderTo check the effectiveness of aromas on hypertensive patients through a blend of lemon, lavender, and ylang ylang essential oils.The blend was effective in lowering systolic blood pressure and sympathetic nervous system activity.Link to StudySnow Crystal, Starry Night, Toasted Marshmallow, Desert Oasis, Intrinsic Compass, Cosmic Zeal, Bull’s Eye, Zero In, Spa Day, Inner Peace
LavenderTo compare the effects of lavender and rose essential oils on the level of anxiety and severity of pain following a C-section.Both essential oils showed a decrease in the severity of anxiety and physical pain, of which rose seemed to have a better effect than lavender.Link to StudySnow Crystal, Starry Night, Toasted Marshmallow, Desert Oasis, Intrinsic Compass, Cosmic Zeal, Bull’s Eye, Zero In, Spa Day, Inner Peace
LavenderTo assess the effect of Rose and Lavender essential oils on dental anxiety in patients.Both Lavender and Rose essential oils showed a significant reduction of dental anxiety, although lavender showed more reductions than rose.Link to StudySnow Crystal, Starry Night, Toasted Marshmallow, Desert Oasis, Intrinsic Compass, Cosmic Zeal, Bull’s Eye, Zero In, Spa Day, Inner Peace
LavenderTo identify the effect of aroma inhalation on stress responses (physical symptoms, levels of anxiety, perceived stresses) in nursing students.Physical symptoms decreased, anxiety dropped, and perceived stress scores were low; showing that this could be an effective stress management method.Link to StudySnow Crystal, Starry Night, Toasted Marshmallow, Desert Oasis, Intrinsic Compass, Cosmic Zeal, Bull’s Eye, Zero In, Spa Day, Inner Peace
LavenderTo identify the effects of aromatherapy on blood pressure and stress responses of clients with essential hypertension.Inhaling a blend of Bergamot, Lavender and Ylang Ylang essential oils showed a reduction in psychological stress responses and serum cortisol levels, as well as the blood pressure of people with essential hypertension.Link to StudySnow Crystal, Starry Night, Toasted Marshmallow, Desert Oasis, Intrinsic Compass, Cosmic Zeal, Bull’s Eye, Zero In, Spa Day, Inner Peace
LavenderTo determine if there was a significant difference between the sleep quality of patients who inhaled a placebo and those who inhaled an aroma mixture of Lavender, Bergamot, and Ylang Ylang.Duration of sleep and the time it took to fall asleep were no different, but patient-reported sleep quality was significantly better when inhaling the blend. Participants reported less bathroom usage, not feeling cold and less disturbance at while sleeping compared to placebo.Link to StudySnow Crystal, Starry Night, Toasted Marshmallow, Desert Oasis, Intrinsic Compass, Cosmic Zeal, Bull’s Eye, Zero In, Spa Day, Inner Peace
LavenderTo see the effects of these different essential oils on brain waves through an EEG Test.Peppermint and Coffee determined to be arousing while Lavender to be stabilising.Link to StudySnow Crystal, Starry Night, Toasted Marshmallow, Desert Oasis, Intrinsic Compass, Cosmic Zeal, Bull’s Eye, Zero In, Spa Day, Inner Peace
LavenderTo investigate essential oil aromas as a complementary medicine to chemotherapy and its effect on the immune and autonomic nervous system.Lavender and Grapefruit essential oils reduced stress by acting on the immune and autonomic nervous system in healthy volunteers.Link to StudySnow Crystal, Starry Night, Toasted Marshmallow, Desert Oasis, Intrinsic Compass, Cosmic Zeal, Bull’s Eye, Zero In, Spa Day, Inner Peace
LavenderTo investigate the effect of lavender essential oil on the sleep quality and anxiety level of patients in coronary ICU.Lavender essential oil increased quality of sleep and reduced level of anxiety in patients with coronary artery disease.Link to StudySnow Crystal, Starry Night, Toasted Marshmallow, Desert Oasis, Intrinsic Compass, Cosmic Zeal, Bull’s Eye, Zero In, Spa Day, Inner Peace
LavenderTo examine effects of lavender essential oil aroma on anxiety and sleep quality in patients undergoing chemotherapy.A significant difference was found in the anxiety levels between the lavender group and control group. Lavender essential oil does help lower anxiety and improve sleep quality.Link to StudySnow Crystal, Starry Night, Toasted Marshmallow, Desert Oasis, Intrinsic Compass, Cosmic Zeal, Bull’s Eye, Zero In, Spa Day, Inner Peace
LavenderTo review the effect of lavender scent on anticipatory anxiety in dental participants.Lavender reduces anxiety in dental patients – unclear on if it helps with future dental anxiety.Link to StudySnow Crystal, Starry Night, Toasted Marshmallow, Desert Oasis, Intrinsic Compass, Cosmic Zeal, Bull’s Eye, Zero In, Spa Day, Inner Peace
LavenderTo identify the effects of essential oil inhalation on 24-hour ambulatory blood pressure and salivary cortisol level in prehypertensive and hypertensive subjects.Inhalation of this blend of essential oils had immediate and continuous effects on improving the systolic blood pressure and daytime blood pressure. Blend also resulted in stress reduction, showing that essential oils can help with hypertension.Link to StudySnow Crystal, Starry Night, Toasted Marshmallow, Desert Oasis, Intrinsic Compass, Cosmic Zeal, Bull’s Eye, Zero In, Spa Day, Inner Peace
LavenderTo investigate the effect of inhalation aromatherapy using lavender and chamomile essential oils on depression, anxiety, and stress of community-dwelling older people.Inhalation of both lavender and chamomile essential oils helped in decreasing depression, anxiety, and stress levels in community-dwelling older adults. This statistically significant improvement occurred immediately.
Link to StudySnow Crystal, Starry Night, Toasted Marshmallow, Desert Oasis, Intrinsic Compass, Cosmic Zeal, Bull’s Eye, Zero In, Spa Day, Inner Peace
LavenderTo investigate the effects of lavender essential oil on anxiety, mood, and vital signs (blood pressure, respiratory rate, heart rate, and saturation) of patients undergoing oral surgery.There was a significant change in blood pressure post surgery between lavender group and control group. From the lavender group:
79.4% enjoyed the scent
89.68% were satisfied with their experience
97.62% of the patients stated that they would prefer the same protocol.
Link to StudySnow Crystal, Starry Night, Toasted Marshmallow, Desert Oasis, Intrinsic Compass, Cosmic Zeal, Bull’s Eye, Zero In, Spa Day, Inner Peace
LavenderTo determine the effect of music therapy and aromatherapy with chamomile – lavender essential oil on the anxiety of clinical nurses.Results showed that the interventions of music therapy and aromatherapy with chamomile-lavender essential oil reduced the anxiety of nurses.Link to StudySnow Crystal, Starry Night, Toasted Marshmallow, Desert Oasis, Intrinsic Compass, Cosmic Zeal, Bull’s Eye, Zero In, Spa Day, Inner Peace
LavenderTo evaluate the stress relieving effects of lavender essential oil aroma.The group exposed to lavender aroma had lower stress levels after the stress inducing activity.Link to StudySnow Crystal, Starry Night, Toasted Marshmallow, Desert Oasis, Intrinsic Compass, Cosmic Zeal, Bull’s Eye, Zero In, Spa Day, Inner Peace
LavenderTo identify the effect of aroma inhalation on stress responses (physical symptoms, levels of anxiety, perceived stresses) of nursing students.Physical symptoms decreased, their anxiety scores were low, and their perceived stress scores were low.Link to StudySnow Crystal, Starry Night, Toasted Marshmallow, Desert Oasis, Intrinsic Compass, Cosmic Zeal, Bull’s Eye, Zero In, Spa Day, Inner Peace
LavenderTo observe the effect of lavender essential oil on dental patient anxiety.Significant reduction in anxiety scores of people exposed to Lavender essential oil.
Using this in the reception area may effectively reduce the patient’s anxiety.
Link to StudySnow Crystal, Starry Night, Toasted Marshmallow, Desert Oasis, Intrinsic Compass, Cosmic Zeal, Bull’s Eye, Zero In, Spa Day, Inner Peace
LavenderTo test the effectiveness of lavender essential oil on agitated behaviour in patients with severe dementia.Of 15 patients, 9 showed improvement. This shows that the aroma of lavender essential oil has moderate efficacy in treatment of agitated behaviour in patients with severe dementia.Link to StudySnow Crystal, Starry Night, Toasted Marshmallow, Desert Oasis, Intrinsic Compass, Cosmic Zeal, Bull’s Eye, Zero In, Spa Day, Inner Peace
Lavender
To compare effects of massage and inhalation of essential oils on symptoms of depression in older adults.Both massage and inhalation of essential oils, a blend of lavender, orange and bergamot, lowered depression levels, while the control group had no changes.Link to StudySnow Crystal, Starry Night, Toasted Marshmallow, Desert Oasis, Intrinsic Compass, Cosmic Zeal, Bull’s Eye, Zero In, Spa Day, Inner Peace
LavenderTo compare the effects of Lavender and Neroli essential oils on anxiety and agitation of conscious patients admitted to ICUs.Lavender, Neroli, and the control group all had high levels of anxiety before the trial. After the inhalation of these essential oils, there was a sharp decrease in anxiety levels. There was also a decrease in agitation.Link to StudySnow Crystal, Starry Night, Toasted Marshmallow, Desert Oasis, Intrinsic Compass, Cosmic Zeal, Bull’s Eye, Zero In, Spa Day, Inner Peace
LavenderTo determine if inhalation of essential oil aromas during breaks affects work performance
Exposure to Lavender essential oil during breaks showed much higher levels of concentration while workingLink to StudySnow Crystal, Starry Night, Toasted Marshmallow, Desert Oasis, Intrinsic Compass, Cosmic Zeal, Bull’s Eye, Zero In, Spa Day, Inner Peace
LavenderTo observe the effects of Lavender essential oil on quality of sleep

Results of this study show that Lavender essential oil reduces sleepiness at the point of waking up the next dayLink to Study
Snow Crystal, Starry Night, Toasted Marshmallow, Desert Oasis, Intrinsic Compass, Cosmic Zeal, Bull’s Eye, Zero In, Spa Day, Inner Peace
Lemon

To determine the effect of Lemon essential oil on blood pressure, electrocardiogram changes, and anxiety in patients with Acute Myocardial Infarction
Lemon essential oil inhalation reduced systolic blood pressure, anxiety, and percentage of ST-segment and T wave changes. Heart rate was also regulated. This study suggests that this kind of aromatherapy should be used in coronary care units.Link to StudyTangy Sunshine, Spice Route, Morning Plunge, Toasted Marshmallow, Cosmic Zeal, Bull’s Eye
Lemon
To observe the effects of Lemon and Vanilla essential oils on physiological, psychological and behavioural measuresExposure to lemon essential oil increased physical activity, shortened response times, and decreased negative emotions. Exposure to Vanilla essential oil increased projected introvert emotions.Link to StudyTangy Sunshine, Spice Route, Morning Plunge, Toasted Marshmallow, Cosmic Zeal, Bull’s Eye
LemonTo observe the effects of essential oils on mood and autonomic, endocrine, and immune functionLemon oil enhances positive mood and elevates norepinephrine levelsLink to StudyTangy Sunshine, Spice Route, Morning Plunge, Toasted Marshmallow, Cosmic Zeal, Bull’s Eye
LemonTo check the effectiveness of aromas on hypertensive patients through a blend of lemon, lavender, and ylang ylang essential oils.The blend was effective in lowering systolic blood pressure and sympathetic nervous system activity.Link to StudyTangy Sunshine, Spice Route, Morning Plunge, Toasted Marshmallow, Cosmic Zeal, Bull’s Eye
LemongrassTo evaluate the potential stress-reducing effects of lemongrass essential oil in healthy volunteers in a stress-inducing situation.A reduction in anxiety and tension immediately after treatment administration was seen. In addition, although they presented an anxious response to the task, they completely recovered from it in 5 min, unlike the control groups.Link to StudyTangy Sunshine
NeroliTo analyse the anti-anxiety effects of aromatherapy with Neroli essential oil during the first stage of labourThis study confirms that aromatherapy with Neroli essential oil is a simple, cheap, noninvasive, and effective way to reduce anxiety during the first stages of labourLink to StudyTangy Sunshine, Spice Route, Desert Oasis, Old Fashioned, Inner Peace
NeroliTo understand the anti-anxiety effects of Neroli essential oil in patients undergoing coronary angiography.There was a difference in anxiety levels as patients exposed to inhalation of Neroli essential oil showed a significant decrease in stress and anxiety levelsLink to StudyTangy Sunshine, Spice Route, Desert Oasis, Old Fashioned, Inner Peace
NeroliTo compare the effects of Lavender and Neroli essential oils on anxiety and agitation of conscious patients admitted to ICUs.Lavender, Neroli, and the control group all had high levels of anxiety before the trial. After the inhalation of these essential oils, there was a sharp decrease in anxiety levels. There was also a decrease in agitation.
Link to Study
Tangy Sunshine, Spice Route, Desert Oasis, Old Fashioned, Inner Peace
NeroliTo evaluate the anti-anxiety effects of Neroli oil inhalation on patients with acute coronary syndrome (ACS)Mean anxiety scores were significantly different after the intervention, which shows that Neroli oil can be used to lower anxiety in patients with ACSLink to StudyTangy Sunshine, Spice Route, Desert Oasis, Old Fashioned, Inner Peace
NeroliTo identify the effects of essential oil inhalation on 24-hour ambulatory blood pressure and salivary cortisol level in prehypertensive and hypertensive subjects.Inhalation of this blend of essential oils had immediate and continuous effects on improving the systolic blood pressure and daytime blood pressure. Blend also resulted in stress reduction, showing that essential oils can help with hypertension.Link to StudyTangy Sunshine, Spice Route, Desert Oasis, Old Fashioned, Inner Peace
OrangeTo compare effects of massage and inhalation of essential oils on symptoms of depression in older adults.Both massage and inhalation of essential oils, a blend of lavender, orange and bergamot, lowered depression levels, while the control group had no changes.Link to StudyTangy Sunshine, Spice Route, Starry Night, Toasted Marshmallow, Cosmic Zeal, Bull’s Eye, Zero In, Young Love, Inner Peace
OrangeTo view the effects of two different essential oils (Rose and Orange) on postoperative abdominal painBoth oils reduced the severity of pain but Orange was more effective in doing soLink to StudyTangy Sunshine, Spice Route, Starry Night, Toasted Marshmallow, Cosmic Zeal, Bull’s Eye, Zero In, Young Love, Inner Peace
OrangeTo evaluate the effectiveness of orange aroma on controlling the onset of stress and anxiety in a stress-inducing situation.Orange essential oil was effective in maintaining low stress and anxiety levels and didn’t show significant changes like the control group. This gives support to the use of this particular oil as a tranquilliser by aromatherapists.Link to StudyTangy Sunshine, Spice Route, Starry Night, Toasted Marshmallow, Cosmic Zeal, Bull’s Eye, Zero In, Young Love, Inner Peace
OrangeTo test anti-anxiety and mood-improving effects of orange essential oil in a dental office.It was found that Orange essential oil acts as a relaxant. Study also found that women who were exposed to orange essential oil had lower anxiety, a better mood, and felt more calm.Link to StudyTangy Sunshine, Spice Route, Starry Night, Toasted Marshmallow, Cosmic Zeal, Bull’s Eye, Zero In, Young Love, Inner Peace
OrangeTo effect of orange oil aroma on anxiety and stress in children.Natural orange essential oil reduces salivary cortisol and pulse rate in a child’s anxiety state. Helps in reduction of anxiety.Link to StudyTangy Sunshine, Spice Route, Starry Night, Toasted Marshmallow, Cosmic Zeal, Bull’s Eye, Zero In, Young Love, Inner Peace
PatchouliTo understand the effects of essential oils on sympathetic activity (body’s response in stressful situations) in adults.Rose and Patchouli essential oils showed a 40% decrease in relative sympathetic activity. Rose also showed a 30% decrease in adrenaline concentration. Inhalation of essential oils such as pepper oil, estragon oil, fennel oil or grapefruit oil, resulted in 1.5- to 2.5-fold increase in relative sympathetic activity.Link to StudySnow Crystal, Morning Plunge, Toasted Marshmallow, Intrinsic Compass, Bull’s Eye
PeppermintTo check effects of light and smell (essential oils of lemon, lavender, and peppermint) stimuli on blood pressure, heart rate, and mood.Blood pressure and heart rate were lowered for all stimulus. Lemon contributed the most to improving mood.Link to StudyTangy Sunshine, Snow Crystal, Morning Plunge, Toasted Marshmallow, Cosmic Zeal, Bull’s Eye, Inner Peace
PeppermintTo identify the effect of aroma inhalation on stress responses (physical symptoms, levels of anxiety, perceived stresses) in nursing students.Physical symptoms decreased, anxiety dropped, and perceived stress scores were low; showing that this could be an effective stress management method.Link to StudyTangy Sunshine, Snow Crystal, Morning Plunge, Toasted Marshmallow, Cosmic Zeal, Bull’s Eye, Inner Peace
PeppermintTo observe the effects of Peppermint essential oil on performance and stress in a task which requires attention.Exposure to Peppermint essential oil can enhance the rate of accurate signal detections. It may serve as an effective form of ancillary stimulation in tasks demanding close attention for prolonged periods of time.Link to StudyTangy Sunshine, Snow Crystal, Morning Plunge, Toasted Marshmallow, Cosmic Zeal, Bull’s Eye, Inner Peace
PeppermintTo determine effectiveness of a blend of essential oils of peppermint, basil, and helichrysum on mental exhaustion/ moderate burnout.Even though both groups had a reduction in perception of mental exhaustion, the group exposed to the blend had a much greater reduction.Link to StudyTangy Sunshine, Snow Crystal, Morning Plunge, Toasted Marshmallow, Cosmic Zeal, Bull’s Eye, Inner Peace
PeppermintTo see the effects of these different essential oils on brain waves through an EEG Test.Peppermint and Coffee determined to be arousing while Lavender to be stabilising.Link to StudyTangy Sunshine, Snow Crystal, Morning Plunge, Toasted Marshmallow, Cosmic Zeal, Bull’s Eye, Inner Peace
PeppermintTo observe the effects of Peppermint on exercise performance.Results support the effectiveness of peppermint essential oil on exercise performance, gas analysis, spirometry parameters, blood pressure, and respiratory rate in young male students.Link to StudyTangy Sunshine, Snow Crystal, Morning Plunge, Toasted Marshmallow, Cosmic Zeal, Bull’s Eye, Inner Peace
PeppermintTo observe use of peppermint essential oil during typing performance, memorisation, and alphabetisation.Significant differences in the gross speed, net speed, and accuracy on the typing task. Alphabetisation also improved significantly under the odour condition. No changes in typing duration or memorisation. Suggested that peppermint aroma causes an arousal of attention, thus improving focus and concentration.Link to StudyTangy Sunshine, Snow Crystal, Morning Plunge, Toasted Marshmallow, Cosmic Zeal, Bull’s Eye, Inner Peace
PeppermintTo identify the effect of aroma inhalation on stress responses (physical symptoms, levels of anxiety, perceived stresses) of nursing students.Physical symptoms decreased, their anxiety scores were low, and their perceived stress scores were low.Link to StudyTangy Sunshine, Snow Crystal, Morning Plunge, Toasted Marshmallow, Cosmic Zeal, Bull’s Eye, Inner Peace
PetitgrainTo understand efficacy of petitgrain essential oil on improving work performance and decreasing work anxietyInhaling petitgrain essential oil can improve workplace performance. It also showed an improvement mentally and emotionally through reducing stress levels and improving attentiveness and alertness.Link to StudyTangy Sunshine, Cosmic Zeal, Bull’s Eye, Old Fashioned, Inner Peace
RoseTo determine the effect of rose essential oil on anxiety in patients with acute myocardial infarction.Results were positive, showing a decrease in stress levels in these patients through inhalation of rose essential oil.Link to StudyTangy Sunshine, Snow Crystal, Morning Plunge, Starry Night, Surreal Dream, Toasted Marshmallow, Cosmic Zeal, Young Love, Inner Peace
RoseTo view the effects of two different essential oils (Rose and Orange) on postoperative abdominal painBoth oils reduced the severity of pain but Orange was more effective in doing soLink to StudyTangy Sunshine, Snow Crystal, Morning Plunge, Starry Night, Surreal Dream, Toasted Marshmallow, Cosmic Zeal, Young Love, Inner Peace
RoseTo understand the effects of essential oils on sympathetic activity (body’s response in stressful situations) in adults.Rose and Patchouli essential oils showed a 40% decrease in relative sympathetic activity. Rose also showed a 30% decrease in adrenaline concentration. Inhalation of essential oils such as pepper oil, estragon oil, fennel oil or grapefruit oil, resulted in 1.5- to 2.5-fold increase in relative sympathetic activity.Link to StudyTangy Sunshine, Snow Crystal, Morning Plunge, Starry Night, Surreal Dream, Toasted Marshmallow, Cosmic Zeal, Young Love, Inner Peace
RoseTo observe the olfactory stimulation made by smelling fresh roses.Smelling fresh roses showed an increase in parasympathetic nervous activities and helped in feeling more “comfortable” and “natural”. The smell of fresh roses induced physiological and psychological relaxation.Link to StudyTangy Sunshine, Snow Crystal, Morning Plunge, Starry Night, Surreal Dream, Toasted Marshmallow, Cosmic Zeal, Young Love, Inner Peace
RoseTo assess the effect of Rose and Lavender essential oils on dental anxiety in patients.Both Lavender and Rose essential oils showed a significant reduction of dental anxiety, although lavender showed more reductions than rose.Link to StudyTangy Sunshine, Snow Crystal, Morning Plunge, Starry Night, Surreal Dream, Toasted Marshmallow, Cosmic Zeal, Young Love, Inner Peace
RoseTo compare the effects of lavender and rose essential oils on the level of anxiety and severity of pain following a C-section.Both essential oils showed a decrease in the severity of anxiety and physical pain, of which rose seemed to have a better effect than lavender.Link to StudyTangy Sunshine, Snow Crystal, Morning Plunge, Starry Night, Surreal Dream, Toasted Marshmallow, Cosmic Zeal, Young Love, Inner Peace
RosemaryTo assess the impact of lavender and rosemary essential oils on cognitive performance and mood in healthy volunteers.Rosemary: a significant improvement in memory. More alert in cognitive assessment than lavender or control group.
Both Rosemary and Lavender improved mood compared to the control.
Link to StudySpice Route, Morning Plunge, Bull’s Eye
RosemaryTo observe effects of Rosemary essential oil on cognitive performance and mood.Speed and accuracy both improved without a trade-off.Link to StudySpice Route, Morning Plunge, Bull’s Eye
RosemaryTo investigate the effects of inhaling rosemary essential oil on feelings and physiological parameters of the nervous system.There was a significant increase in blood pressure, heart rate, and respiratory rate after inhalation. Subjects were also more active and also stated that they felt “fresher”.Link to StudySpice Route, Morning Plunge, Bull’s Eye
RosemaryTo observe the effects of Rosemary essential oil aroma on sleepiness and alertness of shift-working nurses.Rosemary aroma decreased sleepiness and increased alertness in shift-working nurses.Link to StudySpice Route, Morning Plunge, Bull’s Eye
RosemaryTo identify the effect of aroma inhalation on stress responses (physical symptoms, levels of anxiety, perceived stresses) of nursing students.Physical symptoms decreased, their anxiety scores were low, and their perceived stress scores were low.Link to StudySpice Route, Morning Plunge, Bull’s Eye
VanillaTo observe the effects of Lemon and Vanilla essential oils on physiological, psychological and behavioural measuresExposure to lemon essential oil increased physical activity, shortened response times, and decreased negative emotions. Exposure to Vanilla essential oil increased projected introvert emotions.Link to StudySurreal Dream, Toasted Marshmallow, Zero In, Young Love, Old Fashioned, Inner Peace
Ylang YlangTo check the effectiveness of aromas on hypertensive patients through a blend of lemon, lavender, and ylang ylang essential oils.The blend was effective in lowering systolic blood pressure and sympathetic nervous system activity.Link to StudySnow Crystal, Starry Night, Surreal Dream, Cosmic Zeal, Bull’s Eye, Young Love, Old Fashioned
Ylang YlangTo identify the effects of aromatherapy on blood pressure and stress responses of clients with essential hypertension.Inhaling a blend of Bergamot, Lavender and Ylang Ylang essential oils showed a reduction in psychological stress responses and serum cortisol levels, as well as the blood pressure of people with essential hypertension.Link to StudySnow Crystal, Starry Night, Surreal Dream, Cosmic Zeal, Bull’s Eye, Young Love, Old Fashioned
Ylang YlangTo determine if there was a significant difference between the sleep quality of patients who inhaled a placebo and those who inhaled an aroma mixture of Lavender, Bergamot, and Ylang Ylang.Duration of sleep and the time it took to fall asleep were no different, but patient-reported sleep quality was significantly better when inhaling the blend. Participants reported less bathroom usage, not feeling cold and less disturbance at while sleeping compared to placebo.Link to StudySnow Crystal, Starry Night, Surreal Dream, Cosmic Zeal, Bull’s Eye, Young Love, Old Fashioned
Ylang YlangTo identify the effects of essential oil inhalation on 24-hour ambulatory blood pressure and salivary cortisol level in prehypertensive and hypertensive subjects.Inhalation of this blend of essential oils had immediate and continuous effects on improving the systolic blood pressure and daytime blood pressure. Blend also resulted in stress reduction, showing that essential oils can help with hypertension.Link to StudySnow Crystal, Starry Night, Surreal Dream, Cosmic Zeal, Bull’s Eye, Young Love, Old Fashioned
Ylang YlangTo investigate the effects of Ylang Ylang essential oil aroma on the blood pressure and heart rate in healthy men.Significant decrease in blood pressure (systolic and diastolic). A decrease in heart rate was also observed, showing sedative qualities of Ylang Ylang essential oil.Link to StudySnow Crystal, Starry Night, Surreal Dream, Cosmic Zeal, Bull’s Eye, Young Love, Old Fashioned
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