PRESS RE-GRIND

You’ve conquered the withdrawal phase – congratulations! Next, determine your optimal dose. Taking up to 400mg per day (around four cups of coffee) is fine for most adults, according to the European Food Safety Authority. To double down on caffeine’s performanceenhancing qualities, introduce the compound L-carnitine to your mug. When test subjects gulped it, they cycled at 80% of their VO2 max for twice as long as the control group.