amino acid · for poor sleep quality
GABA
Same disputed idea as for anxiety — and the same doubt about whether it reaches the brain.
Say that in clinical terms
Same disputed mechanism as for Anxiety/Insomnia above -- proposed GABA-A receptor action, undermined by the blood-brain-barrier objection.
How strong is the research?
Not verified evidence
Industry funded
1 paper read.
Tested as: synthetic GABA capsule, 100 mg (plus small amounts of glutamic acid, other amino acids and minerals in the capsule matrix), single dose before bed
We read the research behind this and none of it concluded that it works for this. That is a finding about the papers, not a verdict that it does nothing.
How much to take
100 mg