Amino acids
Glycine
Sleep · collagen
Inhibitory neurotransmitter; collagen synthesis, sleep depth, glutathione precursor. Common dose 3 g before bed.
How Glycine appears on labels
Supplement labels list Glycine under several names depending on the chemical form used. Any of these on an ingredients panel counts toward your Glycine intake:
- glycine
- l-glycine
Deep dive
For mechanism of action, dosing protocols, evidence grade, and interaction warnings on Glycine, see the full encyclopedia entry:
Glycine encyclopedia entry →Related amino acids
Track your full intake
Formulate's free desktop app aggregates Glycine (and ~40 other nutrients) across every supplement in your stack — flagging underdoses, overlaps, and upper-limit overshoots in one view.
Get the appMedical disclaimer. This page is educational and does not replace advice from a qualified healthcare provider. Targets and upper limits are general adult reference values; individual needs vary by age, sex, pregnancy status, and clinical context.