バレリアンルート ： 不安に伴う睡眠障害
B エビデンス 少なくとも1件のランダム化試験がこれを支持しており、おおむね一貫した結果が得られています。11件の研究（メタアナリシス4件を含む）に基づく。11件中9件の研究で肯定的な効果が示されている。
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B
結論
Valerian root may help improve sleep when anxiety is a contributing factor, supported by mostly positive findings from multiple meta-analyses and reviews.
- 9 out of 11 studies (including 4 meta-analyses) show positive effects
- Research suggests valerian works through the GABA system to promote relaxation
- Long history of traditional use for nervousness and sleep problems
- Participant data not reported for this specific condition grouping
Key Study Findings
Review
The Efficacy of Melatonergic Receptor Agonists Used in Clinical Practice in Insomnia Treatment: Melatonin, Tasimelteon, …
Dose: None
vs: Placebo
効果: None
None
Meta-Analysis
Medicinal herbs for the treatment of anxiety: A systematic review and network meta-analysis.
Dose: Various medicinal herbs: Silexan, Kava, Ginkgo biloba, Withania somnifera, Galphimia glauca, Passion
vs: Placebo
効果: Silexan MD -3.84 (95% CrI -6.31 to -1.34); Kava MD -2.46 (95% CrI -4.47 to -0.32); Ginkgo biloba MD
None
Review
Medicinal Plants for Insomnia Related to Anxiety: An Updated Review.
Dose: None
vs: Placebo
効果: None
None
in vitro / metabolic engineering study
Metabolic engineering of Escherichia coli for production of valerenadiene.
Dose: None
vs: Placebo
効果: highest yield: 62.0 mg/L valerenadiene (19.4 mg/L/OD600)
None
systematic review
[Use of valerian in anxiety and sleep disorders: what is the best evidence?].
Dose: variable valerian root extract doses
vs: Placebo
効果: None
None
In Vitro
Valeriana officinalis root extracts have potent anxiolytic effects in laboratory rats.
Dose: valerian root extract 3 ml/kg; valerenic acid 3 mg/kg; diazepam 1 mg/kg; ethanol 1 ml/kg
vs: Placebo
効果: significant reduction in anxious behavior vs ethanol control
Key Statistics
11
研究数
--
参加者数
↑
Positive
B
グレード
Referenced Papers
Molecules (Basel, Switzerland)
2025
2 件の引用
Medicinal herbs for the treatment of anxiety: A systematic review and network meta-analysis.
Meta-Analysis
Pharmacological research
2022
51 件の引用
Nutrients
2021
85 件の引用
Planta medica
2021
41 件の引用
GABA-modulating phytomedicines for anxiety: A systematic review of preclinical and clinical evidence.
Systematic Review
Phytotherapy research : …
2018
95 件の引用
Journal of biotechnology
2017
25 件の引用
Acta medica portuguesa
2011
21 件の引用
Phytomedicine : international …
2010
148 件の引用
Medical science monitor …
2009
85 件の引用
Journal of psychopharmacology …
2005
176 件の引用
Integrative cancer therapies
2004
59 件の引用
Dosage & Usage
mg = milligrams · mcg = micrograms (1,000× smaller) · IU = International Units
一般的な使用量
- sleep:
- 300-600 mg standardized extract, 30 min before bed
上限量： Not established
研究で検討された用量
| 用量 | 期間 | 効果 | N |
|---|---|---|---|
| None | -- | Positive | -- |
| Various medicinal herbs: Silexan, Kava, Ginkgo biloba, Withania somnifera, Galphimia glauca, Passion | -- | Positive | -- |
| None | -- | Positive | -- |
| None | -- | Positive | -- |
| variable valerian root extract doses | -- | Mixed | -- |
| valerian root extract 3 ml/kg; valerenic acid 3 mg/kg; diazepam 1 mg/kg; ethanol 1 ml/kg | -- | Positive | -- |
| None | -- | Positive | -- |
推奨摂取タイミング： 30-60 minutes before bed; may require 2-4 weeks for full effect
Safety & Side Effects
報告されている副作用
- ⚠ Headache
- ⚠ Dizziness
- ⚠ GI upset
- ⚠ Morning grogginess
- ⚠ Vivid dreams
既知の相互作用
- ● Sedatives and alcohol — additive CNS depression
- ● CYP3A4-metabolized drugs — valerian may inhibit this enzyme
- ● Benzodiazepines — potential additive GABA effects
耐容上限摂取量： Not established
サプリメントの摂取を開始する前に、必ず医療専門家にご相談ください。
Frequently Asked Questions
Does バレリアンルート help with 不安に伴う睡眠障害?
Based on 11 studies with 0 participants, there is moderate evidence from clinical studies that バレリアンルート may support 不安に伴う睡眠障害 management. Our evidence grade is B (Good Evidence).
How much バレリアンルート should I take for 不安に伴う睡眠障害?
Studies have used various dosages. A commonly studied range is 300-600 mg standardized extract, 30 min before bed. Always consult your healthcare provider before starting any supplement regimen.
Are there side effects of バレリアンルート?
Reported side effects may include Headache, Dizziness, GI upset, Morning grogginess. Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
How strong is the evidence for バレリアンルート and 不安に伴う睡眠障害?
We rate the evidence as Grade B (Good Evidence). This rating is based on 11 peer-reviewed studies with 0 total participants. The overall direction of effect is positive.
Related Evidence
References
- [1] Kacper Żełabowski et al.. Molecules. 2025. The Efficacy of Melatonergic Receptor Agonists Used in Clinical Practice in Insomnia Treatment: Melatonin, Tasimelteon, Ramelteon, Agomelatine, and Selected Herbs. doi:10.3390/molecules30183814 PubMed
- [2] Wenting Zhang et al.. Pharmacol Res. 2022. Medicinal herbs for the treatment of anxiety: A systematic review and network meta-analysis. doi:10.1016/j.phrs.2022.106204 PubMed
- [3] Oliviero Bruni et al.. Nutrients. 2021. Herbal Remedies and Their Possible Effect on the GABAergic System and Sleep. doi:10.3390/nu13020530 PubMed
- [4] Silvia Borrás et al.. Planta Med. 2021. Medicinal Plants for Insomnia Related to Anxiety: An Updated Review. doi:10.1055/a-1510-9826 PubMed
- [5] Karen Savage et al.. Phytother Res. 2018. GABA-modulating phytomedicines for anxiety: A systematic review of preclinical and clinical evidence. doi:10.1002/ptr.5940 PubMed
- [6] S Eric Nybo et al.. J Biotechnol. 2017. Metabolic engineering of Escherichia coli for production of valerenadiene. doi:10.1016/j.jbiotec.2017.10.004 PubMed
- [7] Ana Nunes et al.. Acta Med Port. 2011. [Use of valerian in anxiety and sleep disorders: what is the best evidence?]. PubMed
- [8] K Murphy et al.. Phytomedicine. 2010. Valeriana officinalis root extracts have potent anxiolytic effects in laboratory rats. doi:10.1016/j.phymed.2009.10.020 PubMed
- [9] Benjamin S Weeks. Med Sci Monit. 2009. Formulations of dietary supplements and herbal extracts for relaxation and anxiolytic action: Relarian. PubMed
- [10] David Wheatley. J Psychopharmacol. 2005. Medicinal plants for insomnia: a review of their pharmacology, efficacy and tolerability. doi:10.1177/0269881105053309 PubMed
- [11] Keith I Block et al.. Integr Cancer Ther. 2004. Safety and efficacy of herbal sedatives in cancer care. doi:10.1177/1534735404265003 PubMed
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