Check before you startThis one has documented interactions with medication classes where the consequences are serious. If you take any prescription medicine, run it past a pharmacist before starting.
How long to take it
Clinical courses under supervision. Routine use in healthy people is unsupported.
Who it's actually for
Critical illness, burns, and some gut conditions — not general gut health.
Safe upper limit
UnverifiedNo formal limit; 5–30 g daily depending on indication
Well tolerated. Caution in liver disease, where nitrogen handling is impaired.
No source attached yet. Treat this as a starting point, not a citation, until reviewed.
Interactions to know about
- Liver disease or impairment — Hepatitis, cirrhosis, fatty liver
- Chemotherapy / cancer treatment — Any active oncology treatment
- Anti-seizure medication — Phenytoin, valproate, carbamazepine, lamotrigine
Run your full list through the interaction check.
Practical notes
- The 'leaky gut' marketing far outruns the evidence in healthy people.