A 600 mg garlic capsule or extract taken alongside alpha-GPC, mainly to blunt a possible rise in TMAO. The practice is used as a precaution because the TMAO effect of typical alpha-GPC doses is uncertain, while garlic may also offer broader cardiovascular and immune-support benefits.
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“I would say anytime you're going to take alpha GPC, you should take 600 milligrams of garlic along with it. Or if you can't do it along with it, take it at some point in the next 12 to 24 hours to try and offset this TMAO.”
Andrew Huberman · Your Top Health Questions Answered · Jul 27, 2026 · 7:46 · YouTube ↗