A kind Letsrunner, John , sent me his last four packets. Tried one before my last depletion run (11m) with some 30 sec surges. Liked it, but will save last three packs for Motorola.
Tell us how you used it at Berlin. You should set up a lucrative operation where you ship the "banned in USA" cans over to us !
The web site explains how the tryptophan is illegal on US market because of some rival factory-tainted batches a long while ago.
Damn, after your pump-up note, I'll be thinking of your mantra when the race starts at 20 miles !