Avid runner David Hellard had a caffeine supplement mishap during a seven-day race through the Sahara Desert ... so he decided to develop his own product. This in-depth interview explores how he uses caffeine to boost endurance, sharpen focus, and manage race-day fatigue.
Discover evidence-based strategies for caffeine dosing, timing, and individual response variability. Learn how to integrate caffeine into your training without compromising sleep or gut health, and why some runners benefit more than others. Perfect for runners curious about using caffeine smarter — not just more.
👉 David's Caffeine Bullet chews in various dosages and flavours:
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👉 This article of mine has the downloadable cheat sheet with caffeine dosage strategies for various race distances.
Find David Hellard here:
➡️ Performance Bullet (Formerly Caffeine Bullet)
Check whether your sports supplement is safe:
📚 Chapters in this episode:
00:00:00 Introduction
00:01:57 Troube in the Marathon des Sables
00:04:18 Caffeine doesn't help all runners
00:09:43 Caffeine dosages
00:13:13 Mental benefits when racing or training
00:17:34 Managing your overall caffeine levels
00:25:10 Cutting down on non-training caffeine
00:27:33 Checking whether a supplement is safe
00:32:16 Caffeine getting you out the door for training sessions
00:34:45 Where to find David online
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