Taurine for Insomnia
B Good Evidence At least one randomized trial supports this, with mostly consistent results.Based on 11 studies (1 meta-analysis) with 32 total participants. Results are mixed across studies.
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B
The Bottom Line
Based on 11 studies (1 meta-analysis) with 32 total participants. Results are mixed across studies.
Key Study Findings
basic science
Lactobacillus reuteri E9 Regulates Sleep Disorders Through Its Metabolite GABA.
Dose: Lactobacillus reuteri E9 (dose not specified)
vs: Placebo
Effect: None
< 0.05
Controlled Clinical Trial
n=32
12 weeks
Open-label
Efficacy and associated neurotransmitters of digital cognitive behavior therapy for atopic dermatitis: A comparative effectiveness …
Dose: None
vs: Standard care alone
Outcome: Itch and insomnia improvement in atopic dermatitis
Effect: None
0.0449 (itch), 0.0089 (insomni
Population: Patients with atopic dermatitis and mild-moderate negative emotions
Review
Commonly encountered symptoms and their management in patients with cirrhosis.
Dose: None
vs: None
Outcome: Pain outcomes
Effect: None
None
Population: Insomnia patients
Other
Energy drinks in Tamale: Understanding youth perceptions, consumption patterns, and related factors.
Dose: None
vs: None
Outcome: None
Effect: None
p < .05
Population: Insomnia patients
Observational Study
[Energy drink consumption patterns and its adverse effects on adolescent health.].
Dose: None
vs: None
Outcome: Energy drink consumption and adverse effects
Effect: None
None
Population: Adolescents
Other
[Establishment of rat heart-kidney insomnia model consistent with traditional Chinese medicine syndrome and its serum …
Dose: None
vs: None
Outcome: rat model of cardiorenal insomnia from in vitro …
Effect: None
None
Population: None
Key Statistics
11
Studies
32
Participants
↔
Mixed
B
Grade
Referenced Papers
Biomedicines
2026
Asian Pacific journal …
2025
6 citations
Frontiers in bioscience …
2025
Energy drinks in Tamale: Understanding youth perceptions, consumption patterns, and related factors.
Other
PloS one
2024
5 citations
Frontiers in medicine
2024
4 citations
Revista espanola de …
2022
2 citations
Zhongguo Zhong yao …
2020
5 citations
Alcohol (Fayetteville, N.Y.)
2015
122 citations
British journal of …
2014
111 citations
Alcohol and alcoholism …
2011
40 citations
Journal of the …
2008
300 citations
Nutritional neuroscience
2008
73 citations
Dosage & Usage
mg = milligrams · mcg = micrograms (1,000× smaller) · IU = International Units
Commonly Used Dosages
- sleep:
- 500-2,000 mg, 1 hour before bed
Upper limit: 3,000 mg/day considered safe in clinical studies
Dosages Studied in Research
| Dosage | Duration | Effect | N |
|---|---|---|---|
| Lactobacillus reuteri E9 (dose not specified) | -- | Positive | -- |
| None | 12 weeks | Positive | 32 |
| None | -- | Neutral | -- |
| None | -- | Neutral | -- |
| None | -- | Mixed | -- |
| None | -- | Mixed | -- |
| None | -- | Positive | -- |
| None | -- | Positive | -- |
Best taken: 1 hour before bed
Safety & Side Effects
Reported Side Effects
- ⚠ Generally well tolerated
- ⚠ Mild GI discomfort at high doses
- ⚠ Drowsiness (desired for sleep use)
Known Interactions
- ● Lithium — taurine may alter lithium excretion
- ● Antihypertensives — may have additive blood pressure lowering effects
- ● CNS depressants — potential additive sedative effects
Tolerable upper intake: 3,000 mg/day considered safe in clinical studies
Always consult your healthcare provider before starting any supplement.
Frequently Asked Questions
Does Taurine help with Insomnia?
Based on 11 studies with 32 participants, there is moderate evidence from clinical studies that Taurine may support Insomnia management. Our evidence grade is B (Good Evidence).
How much Taurine should I take for Insomnia?
Studies have used various dosages. A commonly studied range is 500-2,000 mg, 1 hour before bed. Always consult your healthcare provider before starting any supplement regimen.
Are there side effects of Taurine?
Reported side effects may include Generally well tolerated, Mild GI discomfort at high doses, Drowsiness (desired for sleep use). Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
How strong is the evidence for Taurine and Insomnia?
We rate the evidence as Grade B (Good Evidence). This rating is based on 11 peer-reviewed studies with 32 total participants. The overall direction of effect is mixed.
Related Evidence
Other ingredients for Insomnia
Taurine for other conditions
References
- [1] Liuyan Zhu et al.. Biomedicines. 2026. Serum Amino Acid and Fatty Acid Metabolites as Predictors of Sleep Disorders in Children: A Risk Prediction Model. doi:10.3390/biomedicines14030546 PubMed
- [2] Wanying Zhai et al.. Asian Pac J Allergy Immunol. 2025. Efficacy and associated neurotransmitters of digital cognitive behavior therapy for atopic dermatitis: A comparative effectiveness research. doi:10.12932/AP-100223-1542 PubMed
- [3] Yongcheng Jiang et al.. Front Biosci (Landmark Ed). 2025. Lactobacillus reuteri E9 Regulates Sleep Disorders Through Its Metabolite GABA. doi:10.31083/FBL39587 PubMed
- [4] Williams Kobik et al.. PLoS One. 2024. Energy drinks in Tamale: Understanding youth perceptions, consumption patterns, and related factors. doi:10.1371/journal.pone.0289391 PubMed
- [5] Cyriac Abby Philips. Front Med (Lausanne). 2024. Commonly encountered symptoms and their management in patients with cirrhosis. doi:10.3389/fmed.2024.1442525 PubMed
- [6] Paola Silva Maldonado et al.. Rev Esp Salud Publica. 2022. [Energy drink consumption patterns and its adverse effects on adolescent health.]. PubMed
- [7] Yu-Han Yang et al.. Zhongguo Zhong Yao Za Zhi. 2020. [Establishment of rat heart-kidney insomnia model consistent with traditional Chinese medicine syndrome and its serum metabolomics]. doi:10.19540/j.cnki.cjcmm.20190524.502 PubMed
- [8] Kirk J Brower. Alcohol. 2015. Assessment and treatment of insomnia in adult patients with alcohol use disorders. doi:10.1016/j.alcohol.2014.12.003 PubMed
- [9] Nicola J Kalk et al.. Br J Clin Pharmacol. 2014. The clinical pharmacology of acamprosate. doi:10.1111/bcp.12070 PubMed
- [10] Bhanu Prakash Kolla et al.. Alcohol Alcohol. 2011. Pharmacological treatment of insomnia in alcohol recovery: a systematic review. doi:10.1093/alcalc/agr073 PubMed
- [11] Kevin A Clauson et al.. J Am Pharm Assoc (2003). 2008. Safety issues associated with commercially available energy drinks. doi:10.1331/JAPhA.2008.07055 PubMed
- [12] Atsushi Takeda et al.. Nutr Neurosci. 2008. Suppressive effect of Yokukansan on excessive release of glutamate and aspartate in the hippocampus of zinc-deficient rats. doi:10.1179/147683008X301414 PubMed
FDA Disclaimer: These statements have not been evaluated by the Food and Drug Administration. The products and information on this website are not intended to diagnose, treat, cure, or prevent any disease. The evidence grades presented are based on our analysis of published peer-reviewed research and do not constitute medical advice. Always consult your healthcare provider before starting any supplement regimen.