What it’s for
- Studied in selected clinical nutrition settings
An amino acid involved in nitrogen transport and used by several tissues.
Purpose, evidence and practical considerations.
Critical-care evidence cannot be applied to routine oral supplementation in healthy people. General claims about immunity, exercise recovery or gut repair remain dependent on the condition studied.
Confidence: weak
Glutamine commonly causes mild gastrointestinal symptoms. High-dose or clinical use needs caution with severe liver or kidney disease; supplements should not replace medical nutrition therapy.
L-glutamine supplies a nutrient or bioactive compound intended to alter a defined physiological pathway. The relevant form, baseline status and product quality determine whether the proposed mechanism is clinically meaningful.
How people use it, with their schedules, context and original sources.
5 g · Daily · morning
Amount and timing patterns reported in public protocols; these are observations, not instructions. Private and hidden usage is excluded.
daily
Brand variants reported in public protocols. Private entries are excluded, and inclusion is not an endorsement.
L-glutamine is listed as an ingredient or component in these reviewed interventions.
These share a protocol with this intervention. This does not establish that they work together or are suitable alternatives.