In this Article
- What other names is L-tryptophan known by?
- What is L-tryptophan?
- How does L-tryptophan work?
- Are there safety concerns?
- Are there any interactions with medications?
- Dosing considerations for L-tryptophan.
There are concerns that L-tryptophan or impurities in L-tryptophan might cause swelling (inflammation) of the joints, skin, lungs, heart, and liver and other side effects, including death.
Do not take L-tryptophan if:
- You are pregnant or breast-feeding.
- You have a kidney disorder.
- You have a liver disorder.
- You have a white blood cell disorder called eosinophilia.
Report Problems to the Food and Drug Administration
Get tips, treatments, & motivation.