nelsonB - 30-9-2019 at 22:02
Hi
Tryptophan is avalable as L-Tryptophan,
is there any place that have D-Tryptophan instead ?.
[Edited on 1-10-2019 by nelsonB]
phlogiston - 1-10-2019 at 07:26
FOr one thing, nearly all chemical suppliers sell it.
If you can share a bit more what you are trying to do, perhaps we might be able to help you find a suitable source.