I seriously doubt that tryptophan, synthetic or otherwise, is the source
for COMMERCIALLY SOLD melatonin.
Itis a great starting point for BIOSYNTHESIS however.
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____ ______ ________ _____
/ \ | \| /\ | \ jkenner at cello.gina.calstate.edu
/ \| _ \ \/ | _ \
/___/\ \___|> > |__|> > BORN TO BE WIRED...
/ | / /\ | / All the sugar and twice the
\_________|______/|___\/__|______/ caffeine of regular netusers!
finger me and make a pgp key come.