2min chapter

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GUEST SERIES | Dr. Andy Galpin: Optimal Nutrition & Supplementation for Fitness

Huberman Lab

CHAPTER

Performance Enhancing Effects of Caffeine

One to three milligrams per kilogram of body weight, about 30 minutes prior to exercise, has a definite performance-enhancing effect. Once you cross the five milligram per kilogram threshold, you will start seeing performance decrements. If you think about those numbers, if you weigh 100 kilograms, that's 220 pounds. That'd be something like two to 500 milligrams of caffeine,. which is like a pretty high amount. But a coffee is going to get you close and espresso isGoing to get you somewhat in that ballpark, depending on sources of stuff.

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