For — Sharp focus on demand

The Morning Focus Stack

Caffeine alone is jittery; caffeine + L-theanine is smooth alertness. Add L-tyrosine for stress-resistant focus and rhodiola for sustained mental endurance. Skip on weekends to avoid tolerance — this is a work-days stack, not a daily one.
Duration
Workdays only — 5 on / 2 off
Skip if
You're anxious or on SSRIs