Clip
Four Sigmatic Ad on The Tim Ferriss Show
1:47:33 - 1:50:56 (03:22)
Tim Ferriss mentions Four Sigmatic, a company that produces mushroom coffee, during the podcast and shares his personal experience using it for focus and productivity.
Tim Ferriss mentions Four Sigmatic, a company that produces mushroom coffee, during the podcast and shares his personal experience using it for focus and productivity.