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Does rhodiola rosea have a positive effect on stress? What 1 study shows

ロディオラ(紅景天) · rhodiola rosea · Last updated:

hintl editorial team / Mental Wellbeing Desk

Mental wellbeing desk — research review

Research data last updated: |How this works

Key points

There are positive reports, but the evidence in humans is still limited.

For stress · 1 study · 90 participants

hintl Evidence Score 42/100 (1 study, confidence low).

Evidence at a glance

How does rhodiola rosea affect stress?

reported, but evidence is limited
42/100 Evidence ScoreConfidence: low1 study1 RCT
How the 42 is built
Study design base
randomized controlled trial
+30/40
RCT bonus
1 RCT
+5/15
Study count bonus
1 study
+2/10
Participants bonus
Total 90 participants
+5/20
Consistency bonus
needs 2+ human studies
0/10

Scoring method

There are positive reports, but the evidence in humans is still limited.

  • 1 human study (90 participants total)
  • Still unknown: few studies so far

  • It has been reported that rhodiola may have a positive effect on negative emotions such as anxiety and depressive feelings.
  • The evidence score is 42, and reliability is rated "low (limited)."
  • This content can serve as a reference for those experiencing a tendency toward insomnia or feelings of anxiety.

Rhodiola rosea is a substance derived from a plant.

It is generally taken in the context of maintaining health.

There is a research result suggesting that taking rhodiola may have a favorable effect on negative emotions such as anxiety and depressive feelings. In other words, an involvement in aspects related to one's state of mind is suggested.

This study targeted 90 people with a tendency toward insomnia or who were experiencing anxiety. This can be described as a relatively small-scale study in terms of number of participants. Furthermore, this study was conducted over a long period of 148 days, approximately 5 months. In other words, it was designed to track the course of things over a certain continued period, rather than a temporary change.

Technically, this study is based on a randomized controlled trial (a reliable research method in which participants are randomly divided into groups to compare effects). It has also been reported that mechanisms related to oxidative stress in the body (the effect of substances that damage cells) may be involved. In other words, the content suggests that this may contribute to emotional stability through a biological process.

The evidence score is 42, and reliability is rated "low (limited)." On the indicator representing the certainty of research results, this figure shows that this is still not a stage at which certainty can be claimed. In other words, it may be premature to judge everything based on this information alone.

This study is based on a single study involving 90 participants. It was conducted over a period of approximately 5 months, targeting people with specific conditions. This study involved 90 participants. Because this is a single report with a limited number of people, care is needed regarding the weight given to this information.

Technically, reliability (a level representing how certain a result is) is assessed as low. In research of this kind, some people will not experience an effect, and it may not suit some people. This information is based solely on a single research report, and cannot be said to be certain. In other words, it is important not to take the information at face value, and to weigh it carefully.

StudyDesignNumber of participantsDurationMain result
Lin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi = Journal of Clinical Otorhinolaryngology Head and Neck Surgery (2019, PMID:31623042)Randomized controlled trial (RCT)90 people148 daysA positive effect was reported

The subjects are 90 patients with obstructive sleep apnea (OSA) accompanied by a tendency toward insomnia, depressive feelings, and anxiety.

This study concerns people with these co-occurring symptoms.

The finding on this topic comes from a single randomized controlled trial (RCT).

The reliability of the data is considered limited.

The content reported does not necessarily apply to every situation.

Who were the subjects in the research on rhodiola rosea?

The subjects were 90 patients with obstructive sleep apnea (OSA) accompanied by a tendency toward insomnia, depressive feelings, and anxiety. The study was conducted on people with these characteristics.

Is there a report that rhodiola rosea has a positive effect on stress?

There is a research report showing that rhodiola rosea has a positive effect on stress. However, the reliability of this information is limited.

What is the study design of the research on rhodiola rosea?

The design of this study is a randomized controlled trial (RCT). It is based on a single report.

One study has reported that rhodiola may have a positive effect on negative emotions such as anxiety and depressive feelings. However, the evidence score is a relatively low 42, and reliability is limited. This information is based on the results of a single study, and cannot yet be called certain. Please use it only as one point of reference for managing your own condition.

If your current state is something you're concerned about, try using the self-check assessment as well.

References

This page's evaluation is based on the following peer-reviewed studies (1). Each link goes directly to the primary source (PubMed / DOI).

  1. [Effects of rhodiola rosea on oxidative stress and negative emotional states in patients with obstructive sleep apnea].randomized controlled trial (RCT) · Lin chuang er bi yan hou tou jing wai ke za zhi = Journal of clinical otorhinolaryngology head and neck surgery · 2019

Things to keep in mind

  • The amount and quality of research is still limited, so the findings are not conclusive.
  • Supplements are not medicines. If you have a medical condition, are pregnant, or take medication, check with your doctor or pharmacist.

Related items

Evidence Scores are computed mechanically from the published research (PubMed / Semantic Scholar / OpenAlex): study design, participant numbers, and consistency across studies. An LLM is used only to extract study data, never to decide a score.

This is research-based information, not medical advice, and not a diagnosis. Consult a qualified professional about your own situation.

How the Evidence Score is calculated

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hintl editorial team / Mental Wellbeing Desk

Mental wellbeing desk — research review

We continuously check the published research and translate the technical language into plain terms. The policy is to report a trend in the research, never a flat claim that something "works".

This article was produced by an editorial system from published research and is managed by the editor-in-responsibility (Takuya Hirata, representative of AJARA LLC).