Share this postHarnessing the Power of Nutrients25% off Four Sigmatic Mushroom Coffee Copy linkFacebookEmailNotesMoreMasterpass Discounts25% off Four Sigmatic Mushroom Coffee I use one or two of their lion’s mane- and rhodiola-based “Think” packets on days where I need deep focus for research and writing.Chris Masterjohn, PhDJun 14, 2022∙ PaidShare this postHarnessing the Power of Nutrients25% off Four Sigmatic Mushroom Coffee Copy linkFacebookEmailNotesMore41ShareThis post is for paid subscribersSubscribeAlready a paid subscriber? Sign in