If you can't sleep after quitting vaping, that is withdrawal, not a coincidence. Insomnia is one of the seven validated nicotine withdrawal symptoms, and the group as a whole peaks in the first week and lasts two to four weeks [1]. Sleep gets measurably worse in the first week off nicotine [2], up to 42% of people who stop report insomnia [3], and in at least one diary study the sleep problems had not eased by day 21 [3]. For most people it settles within a month. A fixed bedtime, screens off before bed and less caffeine do more than anything you can buy. This is general information, not medical advice.
Can quitting vaping cause insomnia?
Yes. Smokefree.gov, the National Cancer Institute's quit service, lists "having trouble sleeping" among the withdrawal symptoms of quitting vaping, and says it is common to feel groggy in the day and to have problems sleeping at night while quitting [4]. The Cleveland Clinic lists trouble sleeping among the common symptoms of nicotine withdrawal, with nightmares among the less common ones [5]. Hughes's 2007 review of 120 studies rates insomnia a valid withdrawal symptom alongside anger, anxiety, depression, difficulty concentrating, impatience and restlessness [1].
Most of that research was done on cigarette smokers. The vaping-specific picture is newer and thinner, but it points the same way:
- A content analysis of 7,110 posts on four quit-vaping subreddits found "sleeplessness and brain fog" as one of the recurring topics, and about 31% of a coded sample discussed physical withdrawal symptoms [6].
- A 2025 meta-analysis of 14 studies found e-cigarette users had 38% higher odds of short sleep than non-users; among adolescents, vaping was associated with a 33 to 61% higher risk of inadequate sleep [7].
- In a smartwatch study of 35 daily vapers aged 18 to 25, more vaping predicted lower sleep quality that night, and more time awake after falling asleep predicted more irritability and stronger urges to vape the next day [8].
So sleep was already under strain while vaping. Insomnia after quitting vaping is the second hit: for a few weeks it gets worse before it gets better.
Why nicotine withdrawal breaks sleep
Three things are happening at once.
Nicotine is a stimulant, and the brain has to recalibrate. Regular use changes how the brain handles its own alerting chemistry. Take the nicotine away and the system swings the other way for a while, which is why the first nights can feel wired and tired at the same time.
The last puff was part of the wind-down. For many people who vape, the device is the last thing before bed and the first thing on waking. The ritual goes with the nicotine, so bedtime loses its cue as well as its chemical.
Nicotine changes sleep architecture, and so does removing it. In a polysomnography study of 15 smokers comparing 24-hour nicotine patches with placebo, the patch nights had more time awake, more micro-arousals and a smaller share of REM sleep [9]. A separate polysomnography study of 33 smokers found more arousals and more wake time 24 to 36 hours after the last cigarette compared with the smoking nights [10]. Does nicotine affect sleep? On the recordings, in both directions: it fragments sleep while it is there, and the first nights without it are fragmented too.
Caffeine and alcohol get in the way. Smokefree.gov tells people quitting to limit caffeine and alcohol, and the Cleveland Clinic says no caffeinated drinks for several hours before bed [4][5]. That is their advice, not a finding of ours.
How long does nicotine withdrawal insomnia last?
| When | Sleep | Source |
|---|---|---|
| Days 1 to 3 | The worst of it. Withdrawal symptoms begin four to 24 hours after the last nicotine and peak on day two or three. Polysomnography at 24 to 36 hours shows more arousals and more wake time than while using. | Cleveland Clinic [5]; Jaehne 2015 [10] |
| Days 4 to 7 | Still within the first-week peak. Self-reported sleep disturbance rises in the first week, with or without patches or varenicline. | Hughes 2007 [1]; Ashare 2016 [2] |
| Weeks 2 to 3 | Most withdrawal symptoms are fading. Sleep is the stubborn one: in a 21-day diary study, sleep difficulty and daytime sleepiness did not show significant declines across the observation period. | Hughes 2007 [1]; NTR 2019 [3] |
| Weeks 3 to 4 | The end of the usual two-to-four-week window. Smokefree.gov says the worst symptoms last a few days to a couple of weeks. | Hughes 2007 [1]; Smokefree.gov [4] |
| After a month | Withdrawal usually gone. Longer-term studies suggest sleep deficits are ameliorated three to twelve months after quitting. If sleep is still broken, MD Anderson's advice is to see a health care professional. | NTR 2019 [3]; MD Anderson [11] |
The first three nights are the worst, and sleep usually lags the other symptoms by a week or two. The full week-by-week picture is in what happens when you quit vaping, week by week.
Quitting vaping vivid dreams and nightmares
Hughes lists "increased dreaming" as a possible abstinence effect rather than a validated one [1]. The Cleveland Clinic lists nightmares among the less common withdrawal symptoms [5]. That is as far as the quitting-vaping research goes.
The only hard numbers come from the nicotine patch, which keeps nicotine in the body overnight. In a 2016 study of 1,086 people, over 16% of those on the patch reported vivid dreams; a 2021 analysis put the median onset at one to two weeks and the median duration at four weeks [12]. The lab explanation fits: in Page's study, nicotine patches produced more REM dream reports with visual imagery, rated as more vivid [9]. Nicotine withdrawal nightmares in people who have stopped cold are reported, not counted. The 60 to 70% figures on app blogs have no source we could find, so we do not repeat them.
What helps
The sleep advice from the quit services is unglamorous and consistent [4][5], with one addition on cravings from MD Anderson [11]:
- A steady bedtime schedule, including weekends [4].
- Screens away an hour before bed, and the phone out of the bedroom [4].
- Limit caffeine and alcohol [4], and no caffeinated drinks for several hours before bed [5].
- Exercise during the day; Smokefree.gov says it helps you feel sleepier at night [4].
- Devices off and something calm, such as quiet music, before bed [5].
- A craving usually passes in about ten minutes if you ride it out, so have a ten-minute plan for the bedtime one [11].
If you are using nicotine replacement, ask a pharmacist about timing. Patch packaging says that if vivid dreams are a problem, take the patch off at night and apply a new one in the morning [12]. Free support: 1-800-QUIT-NOW and Smokefree.gov.
Melatonin for nicotine withdrawal: what the evidence says
There is one placebo-controlled human study. Zhdanova and Piotrovskaya gave regular smokers a single 0.3 mg dose of melatonin three and a half hours into a ten-hour daytime abstinence period. Compared with placebo, self-rated anxiety, restlessness, tension, irritability, anger, depression, impatience and cigarette craving were lower; reaction-time tests did not change. Night sleep was not measured [13]. A 2024 narrative review in the International Journal of Molecular Medicine calls the results promising, but it leans on that one trial for its human evidence and says further research is required [14]. We found no trial of valerian in nicotine withdrawal; its status is "traditionally used for" sleep, nothing more.
That is the whole evidence base, and it is why we do not claim more than this. Reset is the night step of the vape reset: 2 mg melatonin with valerian, chamomile, passionflower, lemon balm, GABA and L-tryptophan, two capsules 30 to 60 minutes before bed. Supports a calm wind-down.* It is not a sleep medicine and not a quit aid, and it may cause drowsiness. Reset is also in The Quit Kit with Clear and Hydrate, and in the Sleep & Withdrawal collection. If the mornings are the problem rather than the nights, the mucus and cough guide covers the throat-clearing that comes with the same weeks.
When to see a doctor
See a doctor if sleep is still broken after four weeks off nicotine, if you are impaired in the day, if your mood is low and staying low, if you snore loudly or someone has seen you stop breathing in your sleep, or if you take other medicines, because melatonin and herbal sleep ingredients can interact with them. MD Anderson's rule of thumb is that withdrawal that has not eased in two to four weeks is worth a professional's look [11].
Frequently asked questions
Can quitting vaping cause insomnia?
Yes. Trouble sleeping is on Smokefree.gov's list of vaping withdrawal symptoms and the Cleveland Clinic's list of common ones [4][5]. It is withdrawal, and for most people it is temporary.
Is insomnia a symptom of nicotine withdrawal?
It is one of the best-established ones. Hughes's review of 120 studies puts insomnia in the validated set, peaking in the first week [1]. A 2019 review puts the share of abstinent smokers reporting insomnia at up to 42% [3].
How long does nicotine withdrawal insomnia last?
Usually two to four weeks, with the worst nights in the first three days [1][5]. Sleep tends to lag the other symptoms: one 21-day diary study found sleep difficulty had not significantly declined by day 21 [3]. If it is still bad after a month, see a doctor [11].
Can nicotine withdrawal cause lack of sleep?
Yes, and it shows on sleep recordings, not just in diaries: more arousals and more wake time 24 to 36 hours after the last cigarette [10], and self-reported sleep disturbance rising in the first week in a trial of 1,136 smokers [2].
Does nicotine actually affect your sleep?
Yes. On 24-hour nicotine patches, people spent more time awake, had more micro-arousals and got less REM sleep than on placebo [9], and e-cigarette users have 38% higher odds of short sleep than non-users [7]. It disrupts sleep while it is there, and removing it disrupts sleep for a few weeks more.
Are vivid dreams normal after quitting?
Common enough to be on the lists. Hughes rates increased dreaming a possible abstinence effect, and the Cleveland Clinic lists nightmares as a less common withdrawal symptom [1][5]. The counted figures are from the patch: over 16% report vivid dreams, median onset one to two weeks, median duration four weeks [12].
Can I take melatonin while quitting?
Ask a pharmacist, especially if you take any other medicine or use nicotine replacement. The one human study of melatonin in nicotine withdrawal used a single 0.3 mg dose and measured daytime mood and craving, not night sleep [13]. Reset contains 2 mg per serving, which is a common supplement dose, and it may cause drowsiness.
Does Reset help you quit vaping?
No. Nothing in Reset has been shown to help anyone quit, and we do not sell it as a quit aid. It is a night-time supplement for the weeks after your last puff. For quitting itself, 1-800-QUIT-NOW and Smokefree.gov are free.
Sources
- Hughes JR. Effects of abstinence from tobacco: valid symptoms and time course. Nicotine & Tobacco Research. 2007;9(3):315-327. https://doi.org/10.1080/14622200701188919
- Ashare RL, Lerman C, Tyndale RF, et al. Sleep Disturbance During Smoking Cessation: Withdrawal or Side Effect of Treatment? Journal of Smoking Cessation. 2016. https://pmc.ncbi.nlm.nih.gov/articles/PMC5443250/
- Patterson F, Grandner MA, Malone SK, et al. Sleep as a Target for Optimized Response to Smoking Cessation Treatment. Nicotine & Tobacco Research. 2019;21(2):139-148. https://academic.oup.com/ntr/article/21/2/139/4562639
- National Cancer Institute, Smokefree.gov. Nicotine Withdrawal and Vaping. https://smokefree.gov/quit-vaping-resources/nicotine-withdrawal-vaping
- Cleveland Clinic. Nicotine Withdrawal. https://my.clevelandclinic.org/health/diseases/21587-nicotine-withdrawal
- Kierstead E, Silver N, Amato M. Examining Quitting Experiences on Quit Vaping Subreddits From 2015 to 2021: Content Analysis. Journal of Medical Internet Research. 2024;26:e52129. https://doi.org/10.2196/52129
- Sulthana H, Jan A, Verma A, et al. Impact of electronic cigarette use and sleep duration, sleep issues and insomnia: a systematic review and meta-analysis. Frontiers in Public Health. 2025;13:1662234. https://doi.org/10.3389/fpubh.2025.1662234
- Nam JK, Yang JJ, Ran S, Piper ME, Buu A. Bidirectional Relationships Between Sleep Quality and Nicotine Vaping. Nicotine & Tobacco Research. 2025. https://doi.org/10.1093/ntr/ntaf056
- Page F, Coleman G, Conduit R. The effect of transdermal nicotine patches on sleep and dreams. Physiology & Behavior. 2006;88(4-5):425-432. https://doi.org/10.1016/j.physbeh.2006.04.009
- Jaehne A, Unbehaun T, Feige B, et al. Sleep changes in smokers before, during and 3 months after nicotine withdrawal. Addiction Biology. 2015;20(4):747-755. https://doi.org/10.1111/adb.12151
- MD Anderson Cancer Center. Addiction specialist: how to manage nicotine withdrawal. https://www.mdanderson.org/cancerwise/addiction-specialist-how-to-manage-nicotine-withdrawal.h00-159776445.html
- Healthline. Why Does the Nicotine Patch Cause Vivid Dreams? https://www.healthline.com/health/quit-smoking/nicotine-patch-dreaming
- Zhdanova IV, Piotrovskaya VR. Melatonin treatment attenuates symptoms of acute nicotine withdrawal in humans. Pharmacology Biochemistry and Behavior. 2000;67(1):131-135. https://doi.org/10.1016/s0091-3057(00)00302-6
- Georgakopoulou VE, Sklapani P, Trakas N, Reiter RJ, Spandidos DA. Exploring the association between melatonin and nicotine dependence (Review). International Journal of Molecular Medicine. 2024;54(4):82. https://doi.org/10.3892/ijmm.2024.5406
*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. Cilia Labs products are for adults 21+.