What Tim Ferriss has said about Peptide therapy

Ferriss argues that the lack of reported adverse events from gray-market peptides reflects the absence of reporting mechanisms rather than safety.

“this absence of evidence does not equal evidence of absence”

The Tim Ferriss Show: #876: Dr. Andrew Huberman — Peptides, Performance, and Protocols (Jul 22, 2026) · Listen from 1:37:35

Ferriss says he now prefers interventions with decades of safety data over novel treatments such as overseas gene therapy.

“And if I can pick something that has... 50 or 100 years of research where i know with some certainty what the adverse events are and the probability of those adverse events versus the latest and greatest thing”

The Tim Ferriss Show: #876: Dr. Andrew Huberman — Peptides, Performance, and Protocols (Jul 22, 2026) · Listen from 1:43:27