Forget building the next app – Silicon Valley’s tech bros are now trying to rebuild themselves. Peptides are the new frontier into biohacking, promising better sleep, sharper focus, and maybe even eternal youth. Dexter talks to Zara Stone, a culture reporter at The San Francisco Standard, about her reporting on the Bay Area’s underground peptide scene, and what happens when tech’s obsession with optimization turns inward.

Got something you’re curious about? Hit us up killswitch@kaleidoscope.nyc, or @killswitchpod, or @dexdigi on IG or Bluesky.

Read + Watch:

Zara’s articles:
https://sfstandard.com/2025/09/14/everyone-has-chinese-peptide-dealer-now/

https://sfstandard.com/2025/09/30/semen-sleep-syringes-tech-bro-s-manual-living-forever/

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‘my peptide guy’ is the new tech bro flex