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Drop one dose level every 4 weeks (for example, from 10mg to 7.5mg to 5mg to 2.5mg)

ANDREW HUBERMAN: The safety data are there, so its not like they have to get a lot of human subjects clearance

In the adult brain, BDNF also supports neurogenesis in the hippocampal dentate gyrus, one of the few brain regions where new neurons continue to form throughout life

Jorgensen JO, Flyvbjerg A, Lauritzen T, Alberti KG, Orskov H, Christiansen JS

Individual results may vary. Important Safety Info Up to 40% of adults have some level of vitamin B12 deficiency or insufficiency, which can lead to fatigue, brain fog, and low mood