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Results for “sleep”

113 of 1605 entries · showing the first 80 — narrow the search to see the rest · Clear

  • Sleep / calm: what the evidence supports

    2 graded interventions for sleep / calm, ranked by strength of evidence.

    Outcome map · 2 graded outcomes · revised Jul 10, 2026

    Evidence grade C
  • Sleep architecture

    The recovery system everything else compounds on — deep and REM timing matter more than raw hours.

    Compound or practice · 4 graded outcomes · 4 conditions · revised Jun 28, 2026

    Evidence grade A
  • Sleep quality: what the evidence supports

    6 graded interventions for sleep quality, ranked by strength of evidence.

    Outcome map · 6 graded outcomes · revised Jul 10, 2026

    Evidence grade C
  • Sleep: what the evidence supports

    2 graded interventions for sleep, ranked by strength of evidence.

    Outcome map · 2 graded outcomes · revised Jul 10, 2026

    Evidence grade C
  • Subjective sleep: what the evidence supports

    2 graded interventions for subjective sleep, ranked by strength of evidence.

    Outcome map · 2 graded outcomes · revised Jul 10, 2026

    Evidence grade B
  • Supplements for sleep

    17 compounds relevant to sleep, ranked by overall evidence grade.

    Goal guide · 17 graded outcomes · revised Jul 10, 2026

    Evidence grade B
  • Apigenin for Sleep / calm

    Evidence grade C — Chamomile-level evidence

    Evidence brief · 1 graded outcome · revised Jul 10, 2026

    Evidence grade C
  • Caffeine for Sleep (afternoon dosing)

    Evidence grade A — Degrades sleep — the key cost

    Evidence brief · 1 graded outcome · revised Jul 10, 2026

    Evidence grade A
  • CBD (Cannabidiol) for Sleep

    Evidence grade C — Indirect

    Evidence brief · 1 graded outcome · revised Jul 10, 2026

    Evidence grade C
  • Glycine for Sleep onset / quality

    Evidence grade B — 3 g pre-bed

    Evidence brief · 1 graded outcome · revised Jul 10, 2026

    Evidence grade B
  • Hops for Sleep quality

    Evidence grade C — Usually with valerian

    Evidence brief · 1 graded outcome · revised Jul 10, 2026

    Evidence grade C
  • L-Ornithine for Stress / sleep markers

    Evidence grade C — Small studies

    Evidence brief · 1 graded outcome · revised Jul 10, 2026

    Evidence grade C
  • L-Theanine for Sleep quality

    Evidence grade C — Relaxation, not sedation

    Evidence brief · 1 graded outcome · revised Jul 10, 2026

    Evidence grade C
  • L-Tryptophan / 5-HTP for Sleep latency

    Evidence grade C — Modest

    Evidence brief · 1 graded outcome · revised Jul 10, 2026

    Evidence grade C
  • L-Tyrosine for Cognition under acute stress / sleep loss

    Evidence grade C — Condition-specific

    Evidence brief · 1 graded outcome · revised Jul 10, 2026

    Evidence grade C
  • Lemon Balm for Sleep quality

    Evidence grade C — Often combined

    Evidence brief · 1 graded outcome · revised Jul 10, 2026

    Evidence grade C
  • Magnesium for Subjective sleep

    Evidence grade B — Modest, larger if deficient

    Evidence brief · 1 graded outcome · revised Jul 10, 2026

    Evidence grade B
  • Magnolia Bark for Sleep

    Evidence grade C — Early

    Evidence brief · 1 graded outcome · revised Jul 10, 2026

    Evidence grade C
  • Melatonin for Delayed sleep phase

    Evidence grade B — Low-dose, timed

    Evidence brief · 1 graded outcome · revised Jul 10, 2026

    Evidence grade B
  • Melatonin for Sleep onset (insomnia)

    Evidence grade B — ~7 min faster

    Evidence brief · 1 graded outcome · revised Jul 10, 2026

    Evidence grade B
  • Passionflower for Sleep quality

    Evidence grade C — Modest

    Evidence brief · 1 graded outcome · revised Jul 10, 2026

    Evidence grade C
  • Reishi for Sleep / calm

    Evidence grade C — Weak

    Evidence brief · 1 graded outcome · revised Jul 10, 2026

    Evidence grade C
  • Tart Cherry for Sleep quality

    Evidence grade C — Small

    Evidence brief · 1 graded outcome · revised Jul 10, 2026

    Evidence grade C
  • Valerian for Subjective sleep

    Evidence grade C — Inconsistent

    Evidence brief · 1 graded outcome · revised Jul 10, 2026

    Evidence grade C
  • Ziziphus (Jujube / Suanzaoren) for Sleep quality

    Evidence grade C — Often in formulas

    Evidence brief · 1 graded outcome · revised Jul 10, 2026

    Evidence grade C
  • Apigenin

    The chamomile flavone behind the bedtime-tea calm — mild, benign, thinly studied as an isolated supplement.

    Compound or practice · 1 graded outcome · revised Jul 10, 2026

    Evidence grade C
  • Ashwagandha

    The best-evidenced adaptogen for cortisol and stress — with a real question mark on long-term use.

    Compound or practice · 5 graded outcomes · 4 conditions · revised Jun 15, 2026

    Evidence grade B
  • CBD (Cannabidiol)

    A non-intoxicating cannabinoid with rock-solid epilepsy evidence and promising-but-unsettled anxiety and sleep data.

    Compound or practice · 4 graded outcomes · revised Jul 10, 2026

    Evidence grade B
  • Glycine

    A cheap amino acid that lowers core temperature for easier sleep onset and supports collagen and glutathione.

    Compound or practice · 2 graded outcomes · revised Jul 10, 2026

    Evidence grade B
  • Hops

    The beer bittering flower doubles as a mild sleep herb — usually paired with valerian.

    Compound or practice · 1 graded outcome · revised Jul 10, 2026

    Evidence grade C
  • L-Ornithine

    A urea-cycle amino acid with small data for exercise fatigue and stress-related sleep.

    Compound or practice · 2 graded outcomes · revised Jul 10, 2026

    Evidence grade C
  • L-Theanine

    The calm in green tea — pairs with caffeine to keep the focus and drop the jitter.

    Compound or practice · 3 graded outcomes · revised Jul 10, 2026

    Evidence grade B
  • L-Tryptophan / 5-HTP

    Serotonin/melatonin precursors with modest sleep-and-mood signals — and the sharpest serotonergic-drug caution on the shelf.

    Compound or practice · 2 graded outcomes · revised Jul 10, 2026

    Evidence grade C
  • L-Tyrosine

    A catecholamine precursor that buffers performance under acute stress and sleep loss — and does little on a normal day.

    Compound or practice · 2 graded outcomes · revised Jul 10, 2026

    Evidence grade C
  • Lemon Balm

    A pleasant mint-family herb with small acute anxiety, mood, and sleep signals.

    Compound or practice · 2 graded outcomes · revised Jul 10, 2026

    Evidence grade C
  • Magnesium

    A cofactor in 300+ reactions that a large fraction of adults under-consume — real, modest benefits for sleep, blood pressure, and migraine.

    Compound or practice · 4 graded outcomes · 3 conditions · revised Jul 10, 2026

    Evidence grade B
  • Magnesium L-Threonate

    The magnesium form built to cross the blood–brain barrier — promising for sleep quality, thin on hard outcomes.

    Compound or practice · 4 graded outcomes · 4 conditions · revised Jun 18, 2026

    Evidence grade B
  • Magnolia Bark

    A traditional anti-stress bark (honokiol/magnolol) with early cortisol and sleep signals.

    Compound or practice · 2 graded outcomes · revised Jul 10, 2026

    Evidence grade C
  • Melatonin

    A circadian signal, not a sedative — brilliant for jet lag and shift work at low doses, mediocre as a nightly sleeping pill.

    Compound or practice · 2 graded outcomes · 2 conditions · revised Jul 10, 2026

    Evidence grade B
  • Passionflower

    A gentle GABAergic herb with modest anxiety and sleep signals — a mild, benign calmer.

    Compound or practice · 2 graded outcomes · 1 condition · revised Jul 10, 2026

    Evidence grade C
  • Reishi

    A calming medicinal mushroom with immune and sleep signals — better data as a cancer-care adjunct than as a daily tonic.

    Compound or practice · 2 graded outcomes · revised Jul 10, 2026

    Evidence grade C
  • Tart Cherry

    A natural melatonin-and-anthocyanin source with small sleep and exercise-recovery signals.

    Compound or practice · 2 graded outcomes · revised Jul 10, 2026

    Evidence grade C
  • Valerian

    A traditional sedative herb with inconsistent trials and a common morning-grogginess complaint.

    Compound or practice · 1 graded outcome · revised Jul 10, 2026

    Evidence grade C
  • Ziziphus (Jujube / Suanzaoren)

    A traditional jujube-seed sedative used across Asia for insomnia and anxiety — plausible and gentle, lightly studied.

    Compound or practice · 2 graded outcomes · revised Jul 10, 2026

    Evidence grade C
  • Apigenin: dosage and how to take it

    50 mg near bedtime, or chamomile tea.

    Dosage · revised Jul 10, 2026

    Evidence grade C
  • Apigenin: side effects, safety & interactions

    Benign at these doses; theoretical mild CYP interactions at high intakes.

    Safety · revised Jul 10, 2026

    Evidence grade C
  • Glycine for Next-day alertness

    Evidence grade C — After better sleep

    Evidence brief · 1 graded outcome · revised Jul 10, 2026

    Evidence grade C
  • Glycine: dosage and how to take it

    3 g in water, 30–60 min pre-bed.

    Dosage · revised Jul 10, 2026

    Evidence grade B
  • Glycine: side effects, safety & interactions

    Very safe and well tolerated at these doses.

    Safety · revised Jul 10, 2026

    Evidence grade B
  • L-Tryptophan / 5-HTP for Mood / anxiety (5-HTP)

    Evidence grade C — Limited quality

    Evidence brief · 1 graded outcome · revised Jul 10, 2026

    Evidence grade C
  • L-Tryptophan / 5-HTP: dosage and how to take it

    Tryptophan 1–3 g or 5-HTP 100–300 mg pre-bed.

    Dosage · revised Jul 10, 2026

    Evidence grade C
  • L-Tryptophan / 5-HTP: side effects, safety & interactions

    The serotonergic-drug interaction is the headline risk. Historical contamination concerns with tryptophan underscore buy

    Safety · revised Jul 10, 2026

    Evidence grade C
  • Melatonin for Jet lag

    Evidence grade B — Best-supported use

    Evidence brief · 1 graded outcome · revised Jul 10, 2026

    Evidence grade B
  • Melatonin for Jet lag / circadian shift

    Evidence grade B — Timing-dependent

    Evidence brief · 1 graded outcome · revised Jul 10, 2026

    Evidence grade B
  • Melatonin: dosage and how to take it

    0.3–1 mg, 30–60 min before target sleep time.

    Dosage · revised Jul 10, 2026

    Evidence grade B
  • Melatonin: side effects, safety & interactions

    Safe short-term; grogginess and vivid dreams at high doses. It is a hormone, so caution in pregnancy and with autoimmune

    Safety · revised Jul 10, 2026

    Evidence grade B
  • Passionflower for Anxiety

    Evidence grade C — Small trials

    Evidence brief · 1 graded outcome · revised Jul 10, 2026

    Evidence grade C
  • Passionflower: dosage and how to take it

    Standardized extract or tea, evening.

    Dosage · revised Jul 10, 2026

    Evidence grade C
  • Passionflower: side effects, safety & interactions

    Generally safe; additive sedation with other depressants; avoid in pregnancy.

    Safety · revised Jul 10, 2026

    Evidence grade C
  • Tart Cherry for Exercise recovery / soreness

    Evidence grade C — Reduced damage markers

    Evidence brief · 1 graded outcome · revised Jul 10, 2026

    Evidence grade C
  • Tart Cherry: dosage and how to take it

    ~480 mL juice or equivalent concentrate daily.

    Dosage · revised Jul 10, 2026

    Evidence grade C
  • Tart Cherry: side effects, safety & interactions

    Safe; the juice carries sugar and calories worth accounting for.

    Safety · revised Jul 10, 2026

    Evidence grade C
  • Valerian: dosage and how to take it

    300–600 mg extract, 30–60 min pre-bed.

    Dosage · revised Jul 10, 2026

    Evidence grade C
  • Valerian: side effects, safety & interactions

    Generally safe; additive sedation with alcohol, benzodiazepines, and other CNS depressants.

    Safety · revised Jul 10, 2026

    Evidence grade C
  • Ziziphus (Jujube / Suanzaoren): side effects, safety & interactions

    Generally safe; can be sedating — additive with other sleep aids and alcohol.

    Safety · revised Jul 10, 2026

    Evidence grade C
  • Benzodiazepines

    Sedative anti-anxiety and sleep drugs.

    Medication · revised Jul 10, 2026

  • Caffeine

    The most-used and best-evidenced cognitive and physical stimulant on earth — precise dosing and a hard afternoon cutoff are the whole skill.

    Compound or practice · 4 graded outcomes · revised Jul 10, 2026

    Evidence grade A
  • Caffeine + L-Theanine

    The best-documented nootropic stack there is: coffee's focus without the jitter tax.

    Compound or practice · 4 graded outcomes · 4 conditions · revised Jun 12, 2026

    Evidence grade B
  • GABA (Supplement)

    The brain's calming neurotransmitter in a pill — which mostly can't cross into the brain.

    Compound or practice · 1 graded outcome · revised Jul 10, 2026

    Evidence grade D
  • Kava

    One of the few genuinely effective anxiety botanicals — shadowed by a real (if debated) liver-safety history.

    Compound or practice · 2 graded outcomes · 1 condition · revised Jul 10, 2026

    Evidence grade B
  • Casein Protein for Overnight muscle synthesis

    Evidence grade B — Pre-sleep dosing

    Evidence brief · 1 graded outcome · revised Jul 10, 2026

    Evidence grade B
  • CBD (Cannabidiol) for Anxiety

    Evidence grade B — Higher doses

    Evidence brief · 1 graded outcome · revised Jul 10, 2026

    Evidence grade B
  • CBD (Cannabidiol) for Chronic pain

    Evidence grade C — Unclear

    Evidence brief · 1 graded outcome · revised Jul 10, 2026

    Evidence grade C
  • CBD (Cannabidiol) for Rare epilepsies (Rx)

    Evidence grade A — Purified, prescription

    Evidence brief · 1 graded outcome · revised Jul 10, 2026

    Evidence grade A
  • CBD (Cannabidiol): side effects, safety & interactions

    Generally well tolerated (fatigue, diarrhea, appetite changes); high doses can raise liver enzymes. Clinically important

    Safety · revised Jul 10, 2026

    Evidence grade B
  • GABA (Supplement) for Relaxation / stress

    Evidence grade D — Poor brain entry

    Evidence brief · 1 graded outcome · revised Jul 10, 2026

    Evidence grade D
  • GABA (Supplement): dosage and how to take it

    100–300 mg, evening.

    Dosage · revised Jul 10, 2026

    Evidence grade D
  • GABA (Supplement): side effects, safety & interactions

    Generally safe; additive with other sedatives.

    Safety · revised Jul 10, 2026

    Evidence grade D
  • Hops + Valerian: work well together

    The classic sleep-blend pairing.

    Interaction · revised Jul 10, 2026

    Evidence grade C
  • Hops: side effects, safety & interactions

    Generally safe; phytoestrogenic — caution in hormone-sensitive conditions.

    Safety · revised Jul 10, 2026

    Evidence grade C