Want to get even more jacked? Grab the RP Hypertrophy App for your training, and maximize your gym efforts with the RP Diet Coach App to nail your nutrition.

Dr. Eric Trexler's Links:

RP article: Caffeine, The Double-Edged Sword
Stronger by Science: The Lifter's Guide to Caffeine
Instagram: @trexlerfitness
ResearchGate: Eric Trexler publications
Twitter/X: @EricTrexler

Timestamps:

00:00 Eric and Nick's BEEF 🥩

06:53 Caffeine's prevalence in fitness

09:10 Eric's caffeine research background

11:04 Daily caffeine intake (1g/day of caffiene safe?)

17:30 Effective dosing by bodyweight and when high doses backfire

22:30 Tolerance and habituation: why your caffeine stops working

30:15 Caffeine withdrawal: symptoms, timeline, and how bad it actually gets

41:30 Caffeine sensitivity and genetics

44:00 Practical upper limits and sleep tradeoffs

48:00 Strategic caffeine use, deloads, and re-sensitizing

50:15 Different delivery forms: drinks, food, pills, and gum

53:45 Does caffeine Dehydrate you? Wrap-up and where to read more

Caffeine, Tolerance, and Getting Your Pre-Workout to Work Again with Dr. Eric Trexler