GABA
Gamma-aminobutyric acid / PharmaGABA · Sleep
The brain's main calming neurotransmitter, taken orally, where most of it may not reach the brain.
What the evidence says
A few small industry trials report relaxation markers; whether oral GABA crosses into the brain is still argued.
What studies used
Labels commonly list 100-750 mg per serving.. Evening..
Reported from published studies and product labelling — a record of what was used in research, not a recommendation. What is right for you is a conversation with a clinician.
Watch out for
- Well tolerated; the question is whether it does anything
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