Andrew Huberman· PhD
I take 300mg of Alpha-GPC 3-5X a week (usually with an espresso) before doing deep work.
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The headline is broadly defensible, but the qualifications matter. Effect sizes vary by population, the strongest claims rest on shorter trials, and credible voices push back on how it's typically framed.
I take 300mg of Alpha-GPC 3-5X a week (usually with an espresso) before doing deep work.
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I do supplement with something called alpha-GPC, which is, essentially, in the acetylcholine pathway, or biosynthesis pathway. I don't take it very often, but I will take 300 milligrams of alpha-GPC from time to time.
But because, fortunately, at least, not yet, or not to my awareness, I'm not suffering from any cognitive decline, I will supplement with 300 milligrams every now and again.