Amino acids
L-Lysine
Collagen · immunity
Essential amino acid; collagen, antiviral support. Common dose 1–3 g.
How L-Lysine appears on labels
Supplement labels list L-Lysine under several names depending on the chemical form used. Any of these on an ingredients panel counts toward your L-Lysine intake:
- l-lysine
- lysine
Deep dive
For mechanism of action, dosing protocols, evidence grade, and interaction warnings on L-Lysine, see the full encyclopedia entry:
L-Lysine encyclopedia entry →Related amino acids
Track your full intake
Formulate's free desktop app aggregates L-Lysine (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.