Adult man enjoying deep sleep on a neatly made bed.

Best Supplements for Sleep: Get Your 8 Hours Every Night

Jan 05, 2026 Rebecca Taylor

If you've ever spent the night tossing and turning, you're not alone. In fact, it's estimated that one in three adults has difficulty sleeping.

Getting enough sleep can be difficult. Stress, jet lag, chronic insomnia, and poor sleep quality can all leave you feeling tired. Luckily, you don't have to keep struggling. Sleep supplements can help.

We’ll discuss some of the most effective sleep supplements that you can take to improve sleep quality.

The Importance of Sleep

Sleep is inherently natural to us, so we often underestimate its importance and take it for granted. However, the truth is that it's vital for your health.

When you're asleep, your body has time to rest and repair itself. In fact, getting enough sleep is important for muscle growth and recovery. A study published in the European Journal of Physiology also suggests that getting enough sleep is directly tied to the effectiveness of your immune system. Poor sleep quality can impact your body's ability to defend against illnesses.

This is why you may find yourself getting sick more often when you're not getting enough rest. Sleep is also important for mental health and emotional well-being. Not getting enough sleep can leave you feeling irritable and anxious.

How Supplements Can Help With Your Sleep

For many of us, sleep can be elusive, even when we try to maintain a regular sleep schedule. A well-rounded diet and plenty of exercise can help, but sometimes even a healthy lifestyle isn't enough. Thankfully, if you have trouble falling asleep or want to fall asleep faster, sleep supplements can help with sleep regulation. Other dietary supplements can also improve melatonin production, which is a hormone produced in the brain's pineal gland that regulates your sleep-wake cycle.

Close-up of hands preparing to take a daily supplement pill.

The Best Supplements For Sleep: Our Geeky Recommendations

There are many supplements to choose from to help you get restful sleep. However, with so many available, it can be difficult to know which is right for you. Don’t worry; we’ve got you covered. To help you decide, we'll go over some of the most popular dietary supplements and how they can help.

Boost Energy Production

Magnesium Glycinate Capsules

⭐⭐⭐⭐⭐ 4.52 out of 5 Based on 4000+ reviews

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Magnesium Glycinate 3-in-1

Our Magnesium Glycinate 3-in-1 supplement combines three highly absorbable forms of magnesium to support muscle relaxation, energy production, and digestive health. The compound forms of magnesium in our formula include 1000mg of magnesium glycinate, 400mg of magnesium malate, and 400mg of magnesium citrate. Our powerful formula is designed to promote a calm mind and support restful sleep, making it perfect for those looking to improve both their physical and mental well-being.

Why We Love It:

Supports muscle relaxation and improves sleep quality
Increases energy production and combats fatigue
Promotes digestion and enhances mineral absorption
Combines three forms of magnesium for maximum bioavailability
Gentle on the stomach and easy to digest

Shop our Magnesium Glycinate 3-in-1 tablets today.

Increase restorative sleep

Ashwagandha Calm+

⭐⭐⭐⭐⭐ 4.57 out of 5 Based on 500+ reviews

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Ashwagandha Calm

Ashwagandha Calm+ is a premium stress and anxiety solution designed to help you relax, sleep better, and improve cognitive function. Infused with KSM-66, the most clinically studied ashwagandha extract, and enhanced with L-tryptophan and Vitamin B6, this formula offers comprehensive support for mental and physical well-being. It’s the perfect supplement if you need to manage stress, improve sleep quality, and enhance focus throughout the day.

Why We Love It:

Reduces stress and anxiety by lowering cortisol levels
Improves cognitive function and focus, making it easier to stay productive
Supports overall health, including immune system support and muscle endurance
Contains KSM-66 ashwagandha, the most clinically studied form with the highest potency

Shop our Ashwagandha Calm tablets today.

Powerful anti-inflammatory & Antioxidant

Turmeric, Ginger & Black Pepper

⭐⭐⭐⭐⭐ 4.54 out of 5 Based on 2700+ reviews

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Turmeric

Our Turmeric supplement is a powerful blend designed to reduce inflammation, ease joint pain, and support digestion. With 95% curcumin extract and enhanced with gingerol and black pepper, this formula is formulated for quick and effective relief. Our potent supplement helps you feel your best every day, improves mobility, speeds up recovery, and helps raise your activity levels.

Why We Love It:

Reduces inflammation and promotes joint mobility
Enhances digestion by stimulating mucin secretion
Supports faster recovery for a more active lifestyle
Contains 95% curcumin extract, a much stronger concentration than typical formulas
Bioavailability is enhanced with black pepper extract for superior absorption

Shop our Turmeric tablets today.

Enhance Nervous System Health

Vitamin B12 Dual Power

⭐⭐⭐⭐⭐ 4.80 out of 5 Based on 200+ reviews

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Vitamin B12

Vitamin B12 Dual Power is the ultimate solution for increasing your energy, supporting brain function, and maintaining a healthy nervous system. With two active forms of B12 (Methylcobalamin and Adenosylcobalamin), this formula is designed for maximum absorption and effectiveness. Perfect for anyone looking to fight fatigue, enhance cognitive function, and support overall health.

Why We Love It:

Reduces tiredness and fatigue for sustained energy throughout the day
Supports brain function and mental clarity
Promotes a healthy nervous system and overall well-being
Aids in heart health by reducing homocysteine levels
Enhances red blood cell production and reduces the risk of anaemia

Shop our Vitamin B12 tablets today.

Enhance Absorption & Efficacy

Vitamin D3 4000iu + K2

⭐⭐⭐⭐⭐ 4.78 out of 5 Based on 700+ reviews

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Vitamin D3 + K2

Our Vitamin D3 4000iu + K2 supplement is your go-to solution for increasing immunity, strengthening bones, and improving mood, with the added benefit of promoting better sleep. Vitamin D3 is crucial for maintaining overall health, while Vitamin K2 ensures calcium is properly absorbed into the bones. This powerful combination also helps to regulate the body’s sleep-wake cycle, ensuring a restful night’s sleep.

Why We Love It:

Supports better sleep by helping regulate the body’s circadian rhythm
Increases immune function, keeping you healthy year-round
Strengthens bones and teeth by ensuring proper calcium absorption
Plays a key role in muscle function, supporting an active lifestyle
Convenient micro tablets make it easy to get a full year’s supply of essential vitamins

Shop our Vitamin D3 + K2 tablets today.

Better Sleep. Better You

Sleep Bundle

⭐⭐⭐⭐⭐ 4.51 out of 5 Based on 200+ reviews

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Sleep Bundle

Say goodbye to restless nights and hello to deep, restorative sleep with our expert-formulated Sleep Bundle. Combining Magnesium Glycinate 3-in-1, Ashwagandha Calm+, and Turmeric with Ginger & Black Pepper, this powerful trio supports muscle relaxation, mental clarity, and inflammation reduction. Designed to help you wind down, sleep deeply, and wake up feeling truly refreshed, this bundle is your key to better sleep and overall well-being.

Why We Love It:

Combines three premium supplements for a holistic approach to better sleep
Reduces stress and promotes restful sleep with Ashwagandha Calm+ (KSM-66)
Supports muscle recovery and reduces tension with Magnesium Glycinate 3-in-1
Eases inflammation and promotes recovery with Turmeric, Ginger, and Black Pepper
Helps you wake up feeling refreshed, focused, and energised

Shop our Sleep Bundle today.

Woman sleeping peacefully in bed with blue bedding.

Insomnia and the Impact of Sleep Deprivation

Not getting enough sleep can have a serious impact on your health. Insomnia, in particular, can have long-term effects that affect your mental and physical health. Insomnia symptoms can include:

Difficulty falling asleep
Trouble staying asleep
Waking up too early
Waking multiple times throughout the night

These symptoms can then lead to issues such as increased drowsiness and daytime fatigue. But daytime sleepiness isn't the only thing you have to worry about. Lack of sleep impacts your body's ability to heal damage, which can affect your muscle and bone health as well as your cardiovascular system.

Furthermore, a study conducted by Gottesman et al. suggests that there's a direct link between sleep issues and increased risk of heart disease. Chronic insomnia increases your risk of stroke, diabetes, obesity, and dementia, as well as the risk for mood disorders like depression and anxiety.

Our Geeky Buyer's Guide: Choose the Best Supplements for Sleep

Here’s a guide to help you pick the right supplement for a restful night's sleep:

Look for Natural, Science-Backed Ingredients

The best sleep supplements typically contain natural ingredients that have been clinically proven to support relaxation and sleep. Common ingredients like magnesium, ashwagandha, and lavender are known for their calming effects and can help regulate your sleep cycle. Check if the product has clinical studies supporting its claims.

Consider Your Sleep Needs

Think about what you need most in a sleep supplement. Are you looking for something to reduce stress and anxiety before bed, or do you need something to help you stay asleep throughout the night? For instance, magnesium can aid muscle relaxation and reduce physical tension, while ashwagandha helps calm the mind if you’re struggling to fall asleep.

Check the Dosage and Absorption

Pay attention to the dosage of active ingredients, as well as how well they’re absorbed. Some supplements use bioavailable forms, such as Magnesium Glycinate, which is known for being gentle on the stomach and highly absorbable. Ensure the dosage aligns with your needs and that it doesn’t cause unwanted side effects.

Avoid Additives and Fillers

When choosing sleep supplements, go for ones without any fillers, artificial ingredients, or unnecessary additives. Look for clean formulas with few ingredients to ensure you're getting the most benefits. This also helps reduce the risk of any unwanted reactions.

At Nutrition Geeks, we use magnesium stearate in some of our supplements, but it’s commonly added to foods and supplements. The primary risk of taking too much magnesium stearate is a laxative effect, but most adults would have to take 170,000mg in a day for this effect, according to the National Center for Biotechnology Information.

Look for Customer Reviews and Recommendations

Check customer reviews to see what others are saying about the supplement's effectiveness. Reviews from people with similar sleep concerns can give you a good idea of how well the product works. Additionally, if the supplement is recommended by trusted health professionals or experts, that’s a positive sign of its quality.

Frequently Asked Questions

Which Vitamins Are Best for Sleep?

We all know how important vitamins are for our health. Vitamins A, C, D, E, and K are all hugely important for our bodily functions, as are B vitamins. But it's one thing to know that in theory, and another to understand which vitamins can promote better sleep health.

People mostly know vitamin D for the benefits it offers for bone health, but it also plays an important role in the sleep-wake cycle. If your vitamin D levels are too low and affecting your sleep, a vitamin D3 supplement could help.

Getting enough vitamin B12 is also important for your sleep health. This vitamin helps regulate melatonin production in your body. Not getting enough vitamin B12 can cause fatigue and weakness.

Vitamin C can help improve your sleep health and overall health thanks to its antioxidant properties. Research published in Nutrients states that vitamins A, K, and E play roles in your sleep health.

What Are Natural Remedies for Deep Sleep?

If you don't want to seek pharmacological treatment to address sleep disturbances, that's okay. Many people prefer more natural sleep aids.

In addition to the supplements previously discussed, tart cherry juice can serve as a great natural sleep aid. This is because it contains melatonin (a hormone in your body that lets you know when it’s time to sleep) and tryptophan (an amino acid that can help regulate mood and sleep cycles by boosting natural melatonin and serotonin production). Drinking tart cherry juice an hour or two before bed helps improve sleep duration.

People also use valerian root, another traditional medicine, for its sleep-promoting properties. It can also help with anxiety and headaches.

What Is the Strongest Natural Sleep Aid?

Melatonin wins the prize for being the most effective natural sleep aid. While other supplements can also help, melatonin is best for your sleep-wake cycle. People consider it one of the best natural sleep aids. This is because taking melatonin augments your body's own melatonin production.

Are Natural Sleep Aids Safe?

Yes, natural sleep aids are generally considered safe to use. It's important to remember, however, that the government doesn't regulate dietary supplements the same way as food and other drugs. It’s important to do your research when it comes to which ones you use. Always check the listed ingredients of any supplements you purchase.

Certain natural sleep aids can also interact with medications. The sedative effects of valerian root, for example, are strong enough to interact with certain antidepressants.

Also, too much of anything can impact how your body functions, and supplements are no exception. Make sure you never exceed recommended dosages. When in doubt, speak to a doctor about both potential benefits and potential side effects.

Conclusion

As you can see, there are many natural supplements that can help with falling and staying asleep. Melatonin, magnesium, tryptophan, and ashwagandha are the ones we consider the most effective. It's important to choose what works best for you, though.

Be sure to consult with your healthcare provider. They can advise you on which supplements might be best for you. Your doctor can also check that your supplements won't interact with other medications.

References

Besedovsky, L., Lange, T., & Born, J. (2011). Sleep and immune function. Pflügers Archiv - European Journal of Physiology, 463(1), 121–137.
Cleveland Clinic. (2022, May 7). Melatonin: What It Is & Function. Cleveland Clinic.
Cleveland Clinic. (2022, March 18). Serotonin. Cleveland Clinic.
Gottesman, R. F., Lutsey, P. L., Benveniste, H., Brown, D. L., Full, K. M., Lee, J.-M., Osorio, R. S., Pase, M. P., Redeker, N. S., Redline, S., & Spira, A. P. (2024). Impact of Sleep Disorders and Disturbed Sleep on Brain Health: A Scientific Statement From the American Heart Association. Stroke, 55(3).
Mikulska, P., Malinowska, M., Ignacyk, M., Szustowski, P., Nowak, J., Pesta, K., Szeląg, M., Szklanny, D., Judasz, E., Kaczmarek, G., Ejiohuo, O. P., Paczkowska-Walendowska, M., Gościniak, A., & Cielecka-Piontek, J. (2023). Ashwagandha (Withania somnifera)—Current Research on the Health-Promoting Activities: A Narrative Review. Pharmaceutics, 15(4), 1057.
PubChem. (2025). Magnesium Stearate. NIH.

Best Supplements for Sleep: Get Your 8 Hours Every Night

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