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Insomnia

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Last reviewed June 12, 2026 · AI-assisted, human-reviewed

Overview

Insomnia is a common sleep disorder characterized by difficulty falling asleep, staying asleep, or experiencing non-restorative sleep, leading to daytime impairment.

Insomnia is a prevalent sleep complaint that can significantly impact an individual's quality of life. It involves persistent difficulty with sleep initiation, duration, consolidation, or quality that occurs despite adequate opportunity for sleep, and results in some form of daytime impairment. This can manifest as fatigue, poor concentration, irritability, and reduced performance in daily activities. Insomnia can be acute (short-term) or chronic (long-term). Acute insomnia often lasts for days or weeks and is typically related to stress, life changes, or temporary medical conditions. Chronic insomnia, lasting for three months or longer with at least three nights per week of sleep difficulties, can be more complex and may involve underlying medical conditions, psychological factors, or lifestyle habits. Understanding the potential causes is crucial for effective management. While conventional treatments often involve cognitive behavioral therapy for insomnia (CBT-I) and sometimes medication, many individuals explore complementary and alternative approaches. These approaches often focus on improving sleep hygiene, managing stress, and utilizing natural compounds that may support relaxation and sleep. It is important to discuss any new treatments with a healthcare provider, especially if other health conditions are present or medications are being taken.
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When to seek urgent medical care

  • Severe daytime sleepiness that impacts safety (e.g., driving)
  • Symptoms of sleep apnea (loud snoring, gasping for air during sleep)
  • Unexplained weight loss or gain accompanying sleep issues
  • New onset of severe insomnia with other neurological symptoms
  • Thoughts of self-harm or significant mood changes
  • Insomnia significantly impacting daily functioning for an extended period
  • Sudden and severe changes in sleep patterns without clear cause

Common symptoms

  • Difficulty falling asleep
  • Waking up during the night
  • Waking up too early
  • Not feeling well-rested after sleep
  • Daytime fatigue or sleepiness
  • Irritability or mood disturbances
  • Difficulty concentrating
  • Increased errors or accidents

Possible contributors

  • Stress
  • Anxiety
  • Depression
  • Poor sleep habits
  • Irregular sleep schedule
  • Certain medications
  • Caffeine or nicotine use
  • Chronic pain
  • Restless legs syndrome
  • Sleep apnea

Labs to discuss with your clinician

  • Thyroid panel (TSH, Free T3, Free T4)
  • Vitamin D levels
  • Ferritin (iron stores)
  • Magnesium levels (red blood cell magnesium)
  • Sleep study (polysomnography) if sleep apnea is suspected
  • Cortisol levels (salivary or blood)

All Remedies

Ranked by community outcomes, then evidence grade, Health Voice mentions, and recency.

Remedies

#1MelatoninEvidence · Grade BSafety: caution59.38% helpful · 32 reportsView remedy

Why it may help Insomnia: Shortens sleep onset latency; well-studied for circadian-related insomnia and jet lag.

Typical dose
0.3-5 mg 30-60 minutes before bedtime
Mechanism
Hormone that regulates sleep-wake cycles, signaling the body to prepare for sleep.
Notes
Lower doses may be effective for some. Can cause daytime drowsiness in higher doses.
Evidence
strong
Featured in community protocols
#2GlycineEvidence · Grade BSafety: watch100% helpful · 12 reportsView remedy

Why it may help Insomnia: Lowers core body temperature and improves subjective sleep quality at 3g before bed.

Typical dose
3 grams before bedtime
Mechanism
May improve sleep quality by lowering core body temperature and acting as an inhibitory neurotransmitter.
Notes
Generally well-tolerated.
Evidence
limited
#3CBD (Cannabidiol)Evidence · Grade ASafety: watch50% helpful · 12 reportsView remedy

Why it may help Insomnia: May reduce anxiety-driven arousal; mixed evidence for sleep duration.

#4Tart CherryEvidence · Grade BSafety: watchView remedy

Tart cherry is a fruit rich in antioxidants and anti-inflammatory compounds, commonly used for its potential to support sleep and reduce inflammation, though robust scientific evidence is still developing.

Emerging Research

#1Valerian RootEvidence · Grade DSafety: caution73.56% helpful · 87 reportsView remedy

Why it may help Insomnia: Valerian root contains compounds such as valerenic acid, which has been studied for its potential to modulate GABA-A receptors. This modulation may enhance the activity of GABA, a neurotransmitter associated with calming effects in the brain. By potentially increasing GABA's influence, valerian root may help in promoting relaxation, which is often beneficial for individuals experiencing insomnia.

As valerian root may cause drowsiness, individuals should exercise caution and avoid driving or operating heavy machinery after use, particularly when treating insomnia. It is generally not recommended for use during pregnancy or lactation. Caution is advised when combining valerian with other sedatives, alcohol, or medications metabolized by certain liver enzymes.

Featured in community protocols
#3Magnesium GlycinateEvidence · Grade DSafety: caution64.71% helpful · 17 reportsView remedy

Why it may help Insomnia: Magnesium glycinate may support healthy sleep patterns due to magnesium's role as a cofactor in numerous biological processes, including those that modulate the nervous system. It appears to influence neurotransmitter activity, such as enhancing GABAergic tone and potentially modulating NMDA receptors, which could contribute to a calming effect. This calming action may facilitate falling asleep and maintaining sleep.

Typical dose
200-400 mg elemental magnesium before bedtime
Mechanism
Supports GABA function, relaxes muscles, and calms the nervous system.
Notes
Glycinate form is generally well-tolerated and less likely to cause digestive upset.
Evidence
moderate

While generally well-tolerated, high doses of magnesium may lead to gastrointestinal upset, such as loose stools. Individuals with kidney impairment should exercise caution and consult a healthcare professional before use, as issues with magnesium excretion could lead to accumulation. It may interact with certain medications, so professional advice is recommended.

Featured in community protocols
#4PassionflowerEvidence · Grade CSafety: watch58.33% helpful · 12 reportsView remedy

Why it may help Insomnia: Mild GABA-ergic herb traditionally used for restless sleep.

#55-HTPEvidence · Grade CSafety: watch66.67% helpful · 12 reportsView remedy

Why it may help Insomnia: Serotonin/melatonin precursor; may help when low serotonin contributes to poor sleep.

Typical dose
50-200 mg before bedtime
Mechanism
Precursor to serotonin, which can then be converted to melatonin, aiding sleep.
Notes
Do not combine with antidepressant medications without medical supervision due to serotonin syndrome risk.
Evidence
limited
Featured in community protocols
#6ChamomileEvidence · Grade DSafety: caution80% helpful · 5 reportsView remedy

Why it may help Insomnia: Chamomile contains compounds such as apigenin, a flavonoid, which may interact with GABA receptors in the brain. This interaction is thought to potentially promote relaxation and support the body's natural processes for initiating sleep. Animal and laboratory studies suggest these modulating effects on neurotransmitters.

Individuals with allergies to plants in the Asteraceae/Compositae family, such as ragweed, may experience allergic reactions to chamomile. Due to its potential sedative effects, caution is advised when combining chamomile with other sedatives, including hypnotic medications or alcohol.

#7L-TheanineEvidence · Grade DSafety: watch58.33% helpful · 12 reportsView remedy

Why it may help Insomnia: Increases alpha brain waves and lowers stress arousal; useful when racing thoughts delay sleep.

Typical dose
100-200 mg 30-60 minutes before bedtime
Mechanism
Promotes relaxation without sedation by increasing alpha brain waves and neurotransmitters like GABA.
Notes
Often found in green tea; can be taken alone or with other sleep aids.
Evidence
moderate
Featured in community protocols
#8Tart Cherry JuiceEvidence · Grade CSafety: watch41.67% helpful · 12 reportsView remedy

Why it may help Insomnia: Natural melatonin and tryptophan content may extend sleep duration.

#9CBD OilEvidence · Grade DSafety: caution20% helpful · 5 reportsView remedy

Why it may help Insomnia: CBD oil appears to interact with the body's endocannabinoid system, which plays a role in regulating sleep. It may also influence serotonin 5-HT1A receptors, potentially contributing to anxiolytic effects that could support sleep. Additionally, its ability to reduce inflammatory cytokines and modulate TRPV1 receptors might help alleviate underlying discomfort that disrupts sleep patterns.

Sedation, often considered an undesirable side effect in other contexts, may be relevant for insomnia. Individuals taking other sedative medications should exercise caution due to potential additive effects. As quality varies, third-party tested products are recommended to ensure purity and potency.

#10LavenderEvidence · Grade DSafety: caution20% helpful · 5 reportsView remedy

Why it may help Insomnia: Lavender, particularly its constituents linalool and linalyl acetate, has been studied for its potential anxiolytic and sedative properties. These compounds may interact with the nervous system, potentially modulating neurotransmitter activity or ion channels, such as voltage-gated calcium channels, which could contribute to relaxation and improve sleep initiation or quality. These actions are thought to underpin its traditional use for promoting a calmer state.

When used topically, particularly in baths or massage oils for sleep, diluted lavender essential oil is generally considered safe, but skin irritation may occur in sensitive individuals. Oral forms of lavender should be used with caution, particularly if an individual is taking sedatives or other medications affecting the central nervous system due to potential additive effects. Pregnant or breastfeeding individuals should exercise caution and consult a healthcare professional before use.

#11Lemon BalmEvidence · Grade DSafety: watchView remedy

Why it may help Insomnia: Lemon Balm may alleviate insomnia by modulating GABAergic neurotransmission, promoting relaxation and reducing the time it takes to fall asleep, thereby improving sleep quality.

Community outcomes

What people report for Insomnia

Self-reported by community members · not medical advice.

What people report for this condition

Self-reported community outcomes. Not medical advice. Requires at least three reports per remedy to surface.

Total reports

235

Reported worked

66%

Mixed results

17%

Did not work

14%

Top reported helpful approaches

Most reported did not help

Most reported side effects

People Like Me insights

As more members share outcomes, RemedyAtlas will show which remedies helped people with similar conditions, symptoms, goals, and lab patterns.

Community discussion

Structured experience reports from people managing this condition. Not medical advice.

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Community Discussions

What people say about Insomnia

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Lifestyle foundations

  • Maintain a consistent sleep schedule
  • Create a relaxing bedtime routine
  • Ensure a comfortable sleep environment
  • Limit screen time before bed
  • Avoid large meals before bed
  • Regular physical activity
  • Manage stress effectively
  • Limit caffeine and alcohol intake

Dietary recommendations

  • Limit caffeine intake, especially in the afternoon and evening
  • Avoid heavy meals close to bedtime
  • Reduce alcohol consumption
  • Increase intake of magnesium-rich foods (leafy greens, nuts, seeds)
  • Include tryptophan-rich foods (turkey, chicken, eggs, dairy, nuts)
  • Stay adequately hydrated throughout the day
  • Consider a balanced diet rich in whole foods
  • Limit sugary snacks and refined carbohydrates

Lifestyle interventions

  • Regular aerobic exercise (e.g., brisk walking, swimming) 30 minutes most days, avoiding intense exercise close to bedtime
  • 7-9 hours sleep with consistent bedtime and wake-up time, even on weekends
  • Daily 10-15 minute meditation or mindfulness practice
  • Yoga or stretching before bed to promote relaxation
  • Create a dark, quiet, and cool bedroom environment
  • Avoid naps, especially long ones, during the day
  • Limit exposure to bright lights (especially blue light) in the evening
  • Practice progressive muscle relaxation before sleep

Evidence at a glance

Strong Evidence

Melatonin

Moderate Evidence

Magnesium GlycinateL-TheanineValerian Root

Traditional Use

ChamomilePassionflowerLemon BalmAshwagandha

International evidence & guidelines

How global health authorities view Insomnia.

The National Center for Complementary and Integrative Health (NCCIH) notes that while many people use natural products for sleep, scientific evidence for their effectiveness and safety varies. Melatonin has the most research support for certain sleep disorders, particularly jet lag and delayed sleep-wake phase disorder. Valerian root and chamomile are commonly used, but evidence for their efficacy in chronic insomnia is often inconsistent or limited. The Mayo Clinic emphasizes the importance of good sleep hygiene and cognitive behavioral therapy for insomnia (CBT-I) as first-line treatments, suggesting that natural remedies may play a supportive role but should be discussed with a healthcare provider. The World Health Organization (WHO) acknowledges the global burden of sleep disorders and

Health Voice Perspectives

Independent of evidence grade

Approved mentions from health educators, physicians, and researchers across podcasts, videos, and articles. Educational context only — does not influence the scientific evidence rating above.

  • AH
    Andrew Huberman· PhD Neuroscience, Stanford University School of Medicine

    Dr. Marie-Pierre St-Onge discusses the intricate relationship between nutrition and sleep, highlighting how even moderate sleep loss can impact appetite, hormones, and lead to weight gain. The conversation explores how specific foods, meal timing, and dietary patterns influence sleep quality, metabolic health, and weight management. Key takeaways include the importance of informed food choices and certain diets for supporting both sleep and cardiometabolic well-being.

    "Even moderate sleep loss increases appetite, changes hunger-related hormones, and causes weight gain, even when calories are not increased. • Meal timing and specific foods affect sleep onset, sleep quality, and metabolism. • Specific foods and diets directly support weight loss, better sleep, and long-term cardiometabolic health."
    YouTubeView source ·6/12/2026
  • AH
    Andrew Huberman· PhD Neuroscience, Stanford University School of Medicine

    Dr. Marie-Pierre St-Onge discusses the significant impact of sleep loss on appetite, hunger hormones, and weight gain, even without increased caloric intake. She highlights how specific foods, meal timing, and dietary patterns can influence sleep quality, metabolic health, and weight management. The conversation explores various dietary approaches and individual food items that support better sleep and long-term cardiometabolic well-being.

    "Even moderate sleep loss increases appetite, changes hunger-related hormones, and causes weight gain, even when calories are not increased. • Meal timing and specific foods affect sleep onset, sleep quality, and metabolism. • Specific foods and diets directly support weight loss, better sleep, and long-term cardiometabolic health."
    PodcastView source ·6/12/2026
  • AH
    Andrew Huberman· PhD Neuroscience, Stanford University School of Medicine

    Discussed lavender's effect on sleep onset and parasympathetic activation as part of a wind-down routine.

    PodcastHow to Optimize SleepView source ·5/23/2026

Evidence ecosystem

Indexed studies for Insomnia, grouped by source type and quality.

Filter by source type

Clinical Guidelines(1)

Recommendations from medical societies (NICE, AHA, ADA, ACG, Endocrine Society…).

High Quality
  • Insomnia: clinical guideline

    NICE

    This guideline covers diagnosing and managing insomnia in people aged 18 and over. It aims to improve outcomes by promoting appropriate assessment and effective interventions, including cognitive behavioural therapy for insomnia (CBT-I).

    Clinical GuidelineNICEHigh Quality

Observational Studies(2)

Cohort, case-control, and cross-sectional human studies.

Moderate Quality
  • A randomized placebo-controlled trial of chamomile for the treatment of primary insomnia in the elderly

    Adib-Hajbaghery M, Mousavi SN · Complementary Therapies in Medicine · 2017

    This randomized controlled trial in elderly participants investigated the effects of chamomile extract on sleep quality. The authors reported that oral administration was associated with modest improvements in some self-reported sleep measures compared to a placebo.

    Observational StudyPubMedModerate Quality
  • Valerian for sleep: a systematic review and meta-analysis

    Bent S, Padula A, Moore D, et al. · The American Journal of Medicine · 2006

    This systematic review and meta-analysis of multiple studies investigated the use of valerian for sleep quality. The authors reported that while some data suggested a potential for improvement, inconsistent results and varying study methods limited definitive conclusions.

    Observational StudyPubMedModerate Quality

Government Health Sources(6)

Public-health agencies: NCCIH, NIH, CDC, NHS.

High Quality
  • Sleep and Sleep Disorders

    CDC

    The CDC provides information on various sleep-related topics, including the importance of sleep, common sleep disorders like insomnia, and public health initiatives related to sleep.

    Government SourceCDCHigh Quality
  • Insomnia

    NHS

    The NHS website offers a patient-focused overview of insomnia, covering its symptoms, causes, diagnosis, and treatment options, along with self-help advice.

    Government SourceNHSHigh Quality
  • Chamomile

    NCCIH

    This NCCIH fact sheet provides an overview of chamomile, including its traditional uses, what the science says about its effectiveness for various conditions like insomnia, and potential safety concerns. It emphasizes that while some studies suggest a modest benefit for sleep quality, the evidence is not conclusive for chronic insomnia.

    Government SourceNCCIHHigh Quality

Clinical Trial Registries(99)

Registered ongoing or completed trials (ClinicalTrials.gov).

Moderate Quality
  • Does Preoperative Sleep Quality Affect the Postoperative Emergence Delirium in Children Undergoing Strabismus Surgery?

    n=67 · NCT03332407 · COMPLETED · COMPLETED

    Sleep is important in maintaining the physiological function of the human body. Recently several studies have reported that preoperative sleep quality is associated with postoperative emergence delirium (ED) The ED is a common in pediatric patients undergoing general anesthesia with sevoflurane, but studies on the association of sleep quality have been rare. The investigators, therefore, aimed to investigate the relationship between postoperative delirium and pre and postoperative sleep quality in pediatric patients receiving strabismus surgery through this study

    Clinical TrialClinicalTrials.govModerate Quality
  • Study of the Influence of an Osteopathic Treatment Protocol on the Improvement of Sleep: a Double-blind Randomized Controlled Trial

    n=50 · NCT05899972 · UNKNOWN · UNKNOWN

    Sleep deprivation, which is a universal necessity, has serious physiological consequences. Sleep disorders are among the most common health problems, and yet they are often neglected. The osteopathic treatment results in vasodilation, muscle relaxation and increased blood flow, resulting in improved range of motion, decreased pain perception and/or tissue changes. Thus, osteopathy ensures improved physical and mental health, which consequently helps patients with their sleep disorders.

    Clinical TrialClinicalTrials.govModerate Quality
  • Controlled Clinical Trial Between Sleep-Wake Quality and Adjustment of Nocturnal Medical Orders in Hospitalized Patients at Hospital Clinica Nova

    n=51 · NCT07288775 · ACTIVE_NOT_RECRUITING · ACTIVE_NOT_RECRUITING

    The goal of this randomized controlled clinical trial is to evaluate if the implementation of an adjusted nighttime medical order protocol can improve sleep quality and stabilize physiologic parameters in hospitalized adult patients admitted to general wards. The main questions it aims to answer are: Does reducing non-urgent nocturnal medical interruptions increase total sleep time and REM duration? Does improving sleep continuity enhance subjective sleep quality and physiologic stability (heart rate, blood pressure)? Researchers will compare the intervention group (patients under an adjusted nighttime order protocol) with the control group (standard hospital care) to determine whether reorganizing nighttime medical routines improves objective and perceived sleep outcomes. Participants will: Wear a Fitbit Sense® device to continuously monitor objective sleep parameters across three hospital nights. Complete the Pittsburgh Sleep Quality Index (PSQI) at admission and discharge to assess subjective sleep quality. Undergo standard nighttime vital sign evaluations according to their assigned study protocol.

    Clinical TrialClinicalTrials.govModerate Quality

Working alongside conventional care

Conventional care for insomnia often begins with Cognitive Behavioral Therapy for Insomnia (CBT-I), which addresses thoughts and behaviors that interfere with sleep. Prescription medications, such as hypnotics or sedatives, may be used for short-term relief but are generally not recommended for long-term use due to potential side effects and dependency. A healthcare provider can help determine the

Related conditions

AnxietyDepressionChronic painSleep apneaRestless legs syndromeGastroesophageal reflux disease (GERD)FibromyalgiaThyroid disorders

Latest News

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Health Videos

Health videos on Insomnia

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This information is for educational purposes only and should not be considered medical advice. Always consult with a qualified healthcare professional before making any decisions about your health or treatment, especially if you have underlying health conditions or are taking medications.

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