Sleep / glycine
glycine
Evidence for sleep, scored from the published research.
sleep quality
reported, but evidence is limited9/100 Evidence ScoreConfidence: very low2 studies
There are positive reports, but the evidence in humans is limited (animal studies only / small studies).
- No human studies yet
- Studies point in broadly the same direction
- Still unknown: not yet tested in humans
References (2)
- The sleep-promoting and hypothermic effects of glycine are mediated by NMDA receptors in the suprachiasmatic nucleus.animal study · Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology · 2015
- New Functions and Potential Applications of Amino Acids.other study · Advances in biochemical engineering/biotechnology · 2017
sleep onset latency
reported, but evidence is limited (animal studies only)5/100 Evidence ScoreConfidence: very low1 study
There are positive reports, but the evidence in humans is limited (animal studies only / small studies).
- No human studies yet (animal studies only)
- Still unknown: few studies so far; not yet tested in humans
References (1)
- The sleep-promoting and hypothermic effects of glycine are mediated by NMDA receptors in the suprachiasmatic nucleus.animal study · Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology · 2015
Evidence Scores are computed mechanically from the published research (PubMed / Semantic Scholar / OpenAlex): study design, participant numbers, and consistency across studies. An LLM is used only to extract study data, never to decide a score.
This is research-based information, not medical advice, and not a diagnosis. Consult a qualified professional about your own situation.