Dave Asprey's Substack

Dave Asprey's Substack

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Your Brain Can Grow New Cells. Here’s the Protocol That Makes It Happen.
Build a younger brain at any age.
Feb 20
The Morning Cortisol Spike You Need (And How To Time It)
Cortisol isn't always bad. Here's why you need it.
Feb 17
What Tools Olympics Bans (And Why You Should Use Them)
How to safely use five performance enhancers Olympic athletes can't touch
Feb 12
Always Tired? Test This Before Taking More Iron
The copper-iron ratio that controls your energy
Feb 10
Train Your Brain. Sleep Deeper. Age Slower.
This week on the podcast, get CME credit while having fun, and my weekly product recommendations.
Feb 7
Training Hard? Here’s How to Recover
Your gains depend on it.
Feb 5
Paid Subscriber Discounts: Danger Coffee, SuppGrade Supplements & TrueDark Glasses
A little thank you for showing up.
Feb 4
Is Your Body Temperature Too Low?
Why low body temperature signals a broken metabolism (and what to do about it)
Feb 3

January 2026

My Favorite Products & Protocols: January 2026
Improve your brain, performance, recovery, and fitness
Jan 31
The Metabolic Marker You’re Not Tracking (But Should)
What your uric acid levels reveal about your metabolism, blood pressure, and disease risk
Jan 29
The Sauna Protocol That Cuts Death Risk By 40%
The specific temperature, duration, and frequency that produce maximum longevity benefits
Jan 27
Hair Loss Solutions, Brain Health & Breaking Bad Habits
This week on the podcast, my favorite conference of the year, and my weekly product recommendations.
Jan 25
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