A colloquialism for STEM energy drink. A popular caffeine-free energy drink founded in Melbourne, Australia that employs the use of mushroom extracts for nootropic benefits.
"Mate, have you tried a STEM yet, they're amazing energy drinks."
"What, you mean a Porcini Martini? Of course I have."
"What, you mean a Porcini Martini? Of course I have."
by SlimJim1975 January 22, 2026
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