Sleep

Sleep Evidence Ranking

Within this category, verdicts with higher evidence scores appear first. Verdicts without a score stay lower in the same list.

• B 68 Tart cherry (Montmorency, Prunus cerasus) x improving sleep quality/sleep duration and post-exercise muscle recovery
  There are repeated signals for objective sleep indicators and post-exercise MVC recovery, but studies are small, heterogeneous, and often industry-... · View verdict →
• C 55 Lactium (milk protein hydrolysate, alpha-s1-casein-derived) x sleep and stress relief
  For sleep, there are standalone RCT signals, but they are centered on subjective diaries, with core questionnaires and PSG mixed; for stress, the e... · View verdict →
• C 52 GABA (gamma-aminobutyric acid, oral) x Stress and sleep
  There is a signal for shortened sleep onset, but it is centered on small manufacturer-supported RCTs, and stress evidence is mainly HRV, hormone, a... · View verdict →
• C 49 L-theanine x sleep and tension relief
  The evidence is conflicting or limited · View verdict →
• C 49 Ecklonia cava extract (phlorotannins) x sleep
  The core is not perceived sleep improvement but a WASO reduction signal in a 1-week small PSG study, with insufficient total PSQI and independent r... · View verdict →
• C 48 Melatonin x sleep
  There is relatively consistent clinical evidence for sleep rhythm and jet-lag adaptation, but universal sleep-improvement effects in general adult... · View verdict →
• C 44 Valerian (Valeriana officinalis) x sleep and anxiety
  For sleep, there is a subjective improvement signal, but objective/quantitative indicators and independent large RCTs are inconsistent; for anxiety... · View verdict →
• D score not listed Magnesium x sleep improvement and eye-twitching relief
  Human evidence is insufficient or was not confirmed in key trials. · View verdict →