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  2. Best Supplements›
  3. Sleep

Best Supplements for Sleep in 2026

Aids and relaxants to improve sleep quality and duration.

TL;DR

Top picks for Sleep supplements based on scientific evidence and product analysis.

  • •Magnesium: Supports muscle and nerve function
  • •Theanine: L-Theanine promotes relaxation without drowsiness, reduces stress, and improves focus when paired with caffeine
  • •Melatonin: Supports healthy sleep onset
11 ingredients analyzed
across 12 products for Sleep
Source: StackAura Database

Top Sleep Ingredients

1

Magnesium

Essential mineral involved in over 300 enzymatic reactions including energy production, protein synthesis, muscle/nerve function, and blood pressure regulation.

Benefits: Supports muscle and nerve function, Essential for energy production, May improve sleep quality, Supports bone health, May reduce anxiety and stress, Important for blood pressure regulation

Found in 82 products

2

Theanine

L-Theanine promotes relaxation without drowsiness, reduces stress, and improves focus when paired with caffeine. It supports sleep quality and enhances alpha brain wave activity. Found in green tea and supplements.

Benefits: Promotes relaxation, reduces stress, and improves focus.

Found in 26 products

3

Melatonin

Hormone produced by pineal gland that regulates circadian rhythm.

Benefits: Supports healthy sleep onset, Helps regulate circadian rhythm, May help with jet lag, Has antioxidant properties, May support immune function

Found in 9 products

4

Tryptophan

L-Tryptophan is an essential amino acid and the sole precursor to serotonin (via 5-HTP) and melatonin. It has the lowest plasma concentration of all amino acids, making it rate-limiting for serotonin synthesis. Competes with other large neutral amino acids (BCAAs) for BBB transport; carbohydrate intake enhances brain uptake.

Benefits: [object Object], [object Object], [object Object], [object Object], [object Object]

Found in 7 products

5

Glycine

L-Glycine supports sleep quality, reduces stress, and aids collagen synthesis for healthy skin and joints. It acts as a neurotransmitter, promoting cognitive function. Found in meat, dairy, and supplements.

Benefits: Supports sleep quality, cognitive function, and joint health.

Found in 6 products

6

Reishi

Reishi (Ganoderma lucidum), the "Mushroom of Immortality," has been used in East Asian medicine for 2,000+ years. Active compounds include ganoderic acids (triterpenes), beta-glucan polysaccharides, and germanium. One of the most well-researched medicinal mushrooms, with over 400 bioactive compounds identified.

Benefits: [object Object], [object Object], [object Object], [object Object], [object Object], [object Object]

Found in 3 products

7

Valerian

Valerian (Valeriana officinalis) is a sedative herb whose active compounds (valerenic acid, isovaleric acid, GABA, and iridoids) interact with GABA-A and 5-HT5a receptors. German Commission E and WHO approve it for insomnia and restlessness. Effects improve with continued use over 2-4 weeks.

Benefits: [object Object], [object Object], [object Object], [object Object]

Found in 3 products

8

Lemon Balm

Lemon balm (Melissa officinalis) is a calming herb from the mint family with GABAergic and serotonergic activity. Active compounds include rosmarinic acid, eugenol, and citral. Clinical trials demonstrate anxiolytic, cognitive-enhancing, and sleep-promoting effects. Often combined with valerian for synergistic calming.

Benefits: [object Object], [object Object], [object Object], [object Object], [object Object]

Found in 2 products

9

Passionflower

Passionflower (Passiflora incarnata) is a GABAergic anxiolytic herb with clinical evidence comparable to benzodiazepines for anxiety without sedation or cognitive impairment. Active compounds include chrysin, vitexin, and GABA itself.

Benefits: [object Object], [object Object], [object Object], [object Object]

Found in 1 products

10

Apigenin

Apigenin is a flavonoid abundant in chamomile, parsley, and celery. It binds to GABA-A benzodiazepine receptors for anxiolytic effects, inhibits CD38 to increase NAD+, and has senolytic properties. One of Dr. Andrew Huberman's most-recommended sleep and longevity compounds.

Benefits: [object Object], [object Object], [object Object], [object Object], [object Object]

Found in 1 products

11

Chamomile

Chamomile (Matricaria chamomilla) is one of the oldest and most widely used medicinal herbs. Its active compounds include apigenin (a potent anxiolytic that binds GABA-A benzodiazepine receptors), chamazulene, and bisabolol. Clinically validated for anxiety, sleep, and digestive support.

Benefits: [object Object], [object Object], [object Object], [object Object], [object Object]

Found in 1 products

Top Products for Sleep

Transparent Labs Sleep Aid (Sleep & Recover)

Transparent Labs Sleep Aid (Sleep & Recover)

Transparent Labs

Score:93/100

$24.99

Transparent Labs BULK Pre-Workout

Transparent Labs BULK Pre-Workout

Transparent Labs

Score:93/100

$49.99

High Absorption Magnesium Glycinate 200 mg Capsules

High Absorption Magnesium Glycinate 200 mg Capsules

Nature Made

Score:92/100

$11.99

Magnesium (Glycinate)

Magnesium (Glycinate)

Pure Encapsulations

Score:92/100

$37.6

Magnesium Bisglycinate

Magnesium Bisglycinate

Thorne

Score:92/100

$32

Thea

Thea

LifeBlud

Score:92/100

$20

Transparent Labs Magnesium Bisglycinate

Transparent Labs Magnesium Bisglycinate

Transparent Labs

Score:91/100

$16.99

L-Theanine

L-Theanine

Momentous

Score:91/100

$39.95

Cafe L-Theanine

Cafe L-Theanine

Raptor Nutrition

Score:90/100

$24

Optimum Nutrition ZMA

Optimum Nutrition ZMA

Optimum Nutrition

Score:90/100

$29.99

Transparent Labs Cognition Nootropic

Transparent Labs Cognition Nootropic

Transparent Labs

Score:90/100

$44.99

Gorilla Mind Calm

Gorilla Mind Calm

Gorilla Mind

Score:89/100

$49.99

Stacking Tips

Start with magnesium alone for 1-2 weeks. Add L-theanine if sleep onset is still slow. Add apigenin only if needed — it is potent. Avoid combining melatonin with other sleep supplements initially to isolate effects. Glycine can be stacked with any of the above.

Related Supplements & Comparisons

Medical Disclaimer: This content is for informational purposes only and does not constitute medical advice. Always consult a qualified healthcare provider before starting any supplement regimen.