Adderall, shmaderall. Certain biohackers prefer taking teeny-tiny amounts of psychedelic drugs to boost focus. But what exactly is a microdose, anyway? Here’s our semi-scientific guide. Hint: If you feel the trees breathing, you’re doing it wrong. Acid Microdose (5–10 mcg): Users claim that a microhit of LSD clears mental locks and helps with depression. It’s often taken first thing in the morning with distilled water—chlorine can kill key compounds.